Intake sensor ISUZU TROOPER 1998 Service Owners Manual

6A – 58 ENGINE MECHANICAL
14. Camshaft pulley
1) Align TDC mark with crankshaft pulley and gear
case cover.
2) Set camshaft stopper on the end of intake and
exhaust camshaft.
Camshaft Stopper: 5-8840-2592-0
3) Install key to camshaft and install camshaft
pulley.
4) Apply engine oil to camshaft pulley fixing bolt
and tighten bolt with angular tightening method.
First step: 40 N·m (4.0 kg·m / 29 lb ft)
Second step: 60° to 90°
15. Timing belt
1) Install tensioner and tighten the bolt temporarily.
2) Align timing mark with camshaft pulley timing
mark and timing gear case timing mark.
3) Set No.1 cylinder TDC position.4) Install the timing belt in the following order
camshaft pulley, oil pump pulley, tensioner.
NOTE:
1) It is recommended for easy installation that the belt
be secured with a double clip after it is installed to
each pulley.
2) The “ISUZU” mark should be read from the front of
the engine when installing the timing belt.
5) Install the belt tensioner.
6) Conform not phase difference each pulley.
7) Tension the timing belt with two turns of the
crankshaft.
8) Tighten the tensioner bolt in order A to B to the
specified torque.
Torque: Bolt A 5 N·m (0.5 kg·m/3.6 lb ft)
Bolt B 2 N·m (0.2 kg·m/1.4 lb ft)
Legend
(1) Align Mark
(2) Camshaft Pulley
(3) Timing Belt
(4) Oil Pump Pulley
(5) Bolt B
(6) Tensioner Assy
(7) Tensioner Bolt A
(8) Tensioner Spring
16. CMP sensor bracket
1) Install CMP sensor bracket and tighten bolt to
the specified torque.
Torque: 20 N·m (2.0 kg·m / 14.5 lb ft)
17. Timing belt cover
1) Install timing belt cover and tighten bolt to the
specified torque.
Torque: 9 N·m (0.9 kg·m / 6.5 lb ft)
2) Tighten CMP sensor to the specified torque.
Torque: 9 N·m (0.9 kg·m / 6.5 lb ft)
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F06RW055

ENGINE MECHANICAL 6A – 61
24. Remove fuel pipe between fuel pump and intake
manifold.
25. Remove fuel return pipe from rear of cylinder head.
26. Remove intake manifold assembly.
27. Disconnect glow plug harness and remove glow
plug.
28. Remove cylinder head cover.
29. Remove injector harness connector.
30. Disconnect harness connector from oil pressure
sensor and oil temperature sensor on the oil rail.
31. Remove injector harness assembly.
32. Remove injector clamp.
33. Remove injector is fixed bolts.
34. Remove injector assembly.
35. Remove oil rail.
36. Remove camshaft carrier assembly with camshaft.
37. Remove cylinder head assembly.
38. Disassemble valve spring according to the following
method.
1) Use valve spring compressor then remove split
collars.
2) Valve spring compressor: 5-8840-2441-0
NOTE: Put removed valve spring in order of cylinder
number.
39. Valve stem seal.
1) Use a screwdriver or pliers to remove valve
stem seal.
NOTE: Do not reuse removed valve stem seal.
INSPECTION AND REPAIR
Make the necessary adjustments, repairs and part
replacements if excessive wear or damage is
discovered during inspection.
Valve spring
CAUTION: Visually inspect the valve springs and
replace them if damage or abnormal wear is
evident.
1. Free height
1) Measure the free height of the springs. The
springs must be replaced if the height is below
the specified limit.
Standard: 45.85 mm (1.8051in)
Limit: 43.9 mm (1.7283 in)
2. Squareness
1) Measure the valve spring squareness with a
steel square.
2) Replace the valve springs if the measured value
exceeds the specified limit.
Limit: 1.6 mm (0.063 in)
014rw042
014rs004
014rs005

6A – 66 ENGINE MECHANICAL
INSTALLATION
1. Valve stem seal
1) Use the special tool to install the stem seal to the
valve guide.
Stem Seal Installer: 5-8840-2033-0
2. Valve spring.
1) Install the lower valve seat spring, valve spring,
then the upper valve spring seat.
2) Use valve spring compressor to compress the
spring then install the split collar.
Valve spring compressor: 5-8840-2441-0
NOTE: Make sure the split collar installs completely.
3. Install cylinder head assembly.
Refer to “Cylinder Head” in this manual.
4. Install the camshaft carrier with camshaft.
Refer to “Camshaft” in this manual.
5. Install oil rail assembly.
Refer to “Oil rail and injector” in this manual.
6. Install injector assembly.
Refer to “Oil rail and injector” in this manual.
7. Install the injector harness assembly.
Refer to “Injector” in this manual.
8. Reconnect harness connecter to oil pressure
sensor and oil temperature sensor on the oil rail.
9. Reconnect Injector harness connecter to injector.
Refer to “Injector” in this manual.
10. Install cylinder head cover with gasket.
Refer to “Cylinder Head Cover” in this manual.
11. Install glow plug with specified torque.
Torque: 15 N·m (1.5 kg·m / 10.8 lb ft)
12. Install the intake manifold assembly.
Refer to “Intake Manifold” in this manual.
13. Install the fuel pipe.14. Install the water pipe between the cylinder head
and water pump.
Torque: 20 N·m (2.0 k·m / 14.5 lb ft)
15. Install the front plate.
16. Install the camshaft pulley.
Refer to “Timing Gear” in this manual.
17. Install timing belt and set the tensioner.
Refer to “Timing Belt” in this manual.
18. Install CMP sensor bracket.
Torque: 20 N·m (2.0 kg·m / 14.5 lb ft)
19. Install timing belt cover.
Torque: 9 N·m (0.9 kg·m / 6.5 lb ft)
20. Fill the oil rail with engine oil then immediately
install the high pressure oil pipe with the specified
torque.
Torque: 80 N·m (8.1 kg·m / 57.9 lb ft)
21. Install the noise insulator cover.
22. Reconnect hose between thermostat and radiator.
23. Install turbocharger assembly.
Refer to “Turbocharger” in this manual.
24. Install water hose and oil pipe for turbocharger.
Refer to “Turbocharger” in this manual.
25. Install the valve assembly and install heat protector.
26. Install generator and set the fan belts.
27. Install A/C compressor bracket, compressor
assembly and set drive belt.
28. Reconnect harness connector around cylinder
head.
29. Reconnect vacuum hose to EGR valve.
30. Reconnect PCV hose.
31. Install oil level gauge guide assembly.
32. Install intercooler assembly.
Refer to “Intercooler” in this manual.
33. Install the air duct assembly.
34. Fill engine coolant.
35. Connect battery ground cable.
014RW042

6E±2
4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
Circuit Description 6E±56. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±56. . . . . . .
Conditions for Clearing the MIL/DTC 6E±56. . . . .
Diagnostic Aids 6E±56. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0108
(Flash DTC 34)
MAP Sensor Circuit High Voltage 6E±58. . . . . . . . .
Circuit Description 6E±58. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±58. . . . . . .
Conditions for Clearing the MIL/DTC 6E±58. . . . .
Diagnostic Aids 6E±58. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0112
(Flash DTC 23) IAT Sensor Circuit Low
Voltage 6E±60. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±60. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±60. . . . . . .
Conditions for Clearing the MIL/DTC 6E±60. . . . .
Diagnostic Aids 6E±60. . . . . . . . . . . . . . . . . . . . . . . .
Test Description 6E±61. . . . . . . . . . . . . . . . . . . . . . .
Intake Air Temperature Sensor 6E±61. . . . . . . . . .
Diagnostic Trouble Code (DTC) P0113
(Flash DTC 23) IAT Sensor Circuit High
Voltage 6E±62. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±62. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±62. . . . . . .
Conditions for Clearing the MIL/DTC 6E±62. . . . .
Diagnostic Aids 6E±62. . . . . . . . . . . . . . . . . . . . . . . .
Test Description 6E±63. . . . . . . . . . . . . . . . . . . . . . .
Manifold Air Temperature Sensor 6E±63. . . . . . . .
Diagnostic Trouble Code (DTC) P0117
(Flash DTC 14) ECT Sensor Low Voltage 6E±65.
Circuit Description 6E±65. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±65. . . . . . .
Conditions for Clearing the MIL/DTC 6E±65. . . . .
Diagnostic Aids 6E±65. . . . . . . . . . . . . . . . . . . . . . . .
Test Description 6E±65. . . . . . . . . . . . . . . . . . . . . . .
Engine Coolant Temperature Sensor 6E±66. . . . .
Diagnostic Trouble Code (DTC) P0118
(Flash DTC 14) ECT Sensor High Voltage 6E±67.
Circuit Description 6E±67. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±67. . . . . . .
Conditions for Clearing the MIL/DTC 6E±67. . . . .
Diagnostic Aids 6E±67. . . . . . . . . . . . . . . . . . . . . . . .
Test Description 6E±68. . . . . . . . . . . . . . . . . . . . . . .
Engine Coolant Temperature Sensor 6E±68. . . . .
Diagnostic Trouble Code (DTC) P0121
(Flash DTC 33) AP Sensor Rationality 6E±70. . . . .
Circuit Description 6E±70. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±70. . . . . . .
Conditions for Clearing the MIL/DTC 6E±70. . . . .
Diagnostic Aids 6E±70. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0122
(Flash DTC 21) AP Sensor Low Voltage 6E±72. . .
Circuit Description 6E±72. . . . . . . . . . . . . . . . . . . . . Action Taken When the DTC Sets 6E±72. . . . . . .
Conditions for Clearing the MIL/DTC 6E±72. . . . .
Diagnostic Aids 6E±72. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0123
(Flash DTC 21) AP Sensor High Voltage 6E±75. . .
Circuit Description 6E±75. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±75. . . . . . .
Conditions for Clearing the MIL/DTC 6E±75. . . . .
Diagnostic Aids 6E±75. . . . . . . . . . . . . . . . . . . . . . . .
Test Description 6E±75. . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0182
(Flash DTC 15) FT Sensor Low Voltage 6E±78. . .
Circuit Description 6E±78. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±78. . . . . . .
Conditions for Clearing the MIL/DTC 6E±78. . . . .
Diagnostic Aids 6E±78. . . . . . . . . . . . . . . . . . . . . . . .
Test Description 6E±78. . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0183
(Flash DTC 15) FT Sensor High Voltage 6E±80. . .
Circuit Description 6E±80. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±80. . . . . . .
Conditions for Clearing the MIL/DTC 6E±80. . . . .
Diagnostic Aids 6E±80. . . . . . . . . . . . . . . . . . . . . . . .
Test Description 6E±80. . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0192
(Flash DTC 63) Rail Pressure Sensor Low
Voltage 6E±82. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±82. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±82. . . . . . .
Conditions for Clearing the MIL/DTC 6E±82. . . . .
Diagnostic Aids 6E±82. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0193
(Flash DTC 63) Rail Pressure Sensor
High Voltage 6E±84. . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±84. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±84. . . . . . .
Conditions for Clearing the MIL/DTC 6E±84. . . . .
Diagnostic Aids 6E±84. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1193
(Flash DTC 64) RPCV Circuit Open/Short 6E±86. .
Circuit Description 6E±86. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±86. . . . . . .
Conditions for Clearing the MIL/DTC 6E±86. . . . .
Diagnostic Aids 6E±86. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1194
(Flash DTC 61) Rail Pressure System
Low Voltage 6E±88. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±88. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±88. . . . . . .
Conditions for Clearing the MIL/DTC 6E±88. . . . .
Diagnostic Aids 6E±88. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1195
(Flash DTC 61) Rail Pressure System
High Voltage 6E±90. . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±90. . . . . . . . . . . . . . . . . . . . .

6E±4
4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
Diagnostic Aids 6E±122. . . . . . . . . . . . . . . . . . . . . . . .
Test Description 6E±122. . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0380
(Flash DTC 66) Glow Relay Circuit
Open/Short 6E±126. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±126. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±126. . . . . . .
Conditions for Clearing the MIL/DTC 6E±126. . . . .
Diagnostic Aids 6E±126. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0381
(Flash DTC 67) Glow Lamp Circuit
Open/Short 6E±128. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±128. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±128. . . . . . .
Conditions for Clearing the MIL/DTC 6E±128. . . . .
Diagnostic Aids 6E±128. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1403
(Flash DTC 32) EGR EVRV Fault 6E±130. . . . . . . . .
Circuit Description 6E±130. . . . . . . . . . . . . . . . . . . . .
Diagnostic Aids 6E±130. . . . . . . . . . . . . . . . . . . . . . . .
Test Description 6E±130. . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1404
(Flash DTC 31) EGR VSV Circuit 6E±132. . . . . . . . .
Circuit Description 6E±132. . . . . . . . . . . . . . . . . . . . .
Diagnostic Aids 6E±132. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0405
(Flash DTC 26) EGR Pressure Sensor
Low Voltage 6E±134. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±134. . . . . . .
Conditions for Clearing the MIL/DTC 6E±134. . . . .
Diagnostic Aids 6E±134. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1405
(Flash DTC 37) EGR EVRV Circuit
Open/Short 6E±136. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±136. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±136. . . . . . .
Conditions for Clearing the MIL/DTC 6E±136. . . . .
Diagnostic Aids 6E±136. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0406
(Flash DTC 26) EGR Pressure Sensor
High Voltage 6E±138. . . . . . . . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±138. . . . . . .
Conditions for Clearing the MIL/DTC 6E±138. . . . .
Diagnostic Aids 6E±138. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0475
(Flash DTC 71) EXH #1 VSV Circuit 6E±140. . . . . . .
Circuit Description 6E±140. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±140. . . . . . .
Conditions for Clearing the MIL/DTC 6E±140. . . . .
Diagnostic Aids 6E±140. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1475
(Flash DTC 71) EXH #2 VSV Circuit
Open/Short 6E±142. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±142. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±142. . . . . . . Conditions for Clearing the MIL/DTC 6E±142. . . . .
Diagnostic Aids 6E±142. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1485
(Flash DTC 74) ITP (Intake Thorottle Position)
Sensor Low Voltage 6E±144. . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±144. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±144. . . . . . .
Conditions for Clearing the MIL/DTC 6E±144. . . . .
Diagnostic Aids 6E±144. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1486
(Flash DTC 74) ITP (Intake Throttle Position)
Sensor High Voltage 6E±146. . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±146. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±146. . . . . . .
Conditions for Clearing the MIL/DTC 6E±146. . . . .
Diagnostic Aids 6E±146. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1487
(Flash DTC 73) Intake Throttle System
Circuit Open/Start 6E±148. . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±148. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±148. . . . . . .
Conditions for Clearing the MIL/DTC 6E±148. . . . .
Diagnostic Aids 6E±148. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1488
(Flash DTC 72) Intake Throttle Motor Control
Circuit Signal Gap 6E±150. . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±150. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±150. . . . . . .
Conditions for Clearing the MIL/DTC 6E±150. . . . .
Diagnostic Aids 6E±150. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0502
(Flash DTC 24) VSS (Vehicle Speed Sensor)
No Signal 6E±152. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±152. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±152. . . . . . .
Conditions for Clearing the MIL/DTC 6E±152. . . . .
Test Description 6E±153. . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0510
(Flash DTC 75) Idle SW Malfunction, Open
Circuit 6E±155. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±155. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±155. . . . . . .
Conditions for Clearing the MIL/DTC 6E±155. . . . .
Diagnostic Aids 6E±155. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1510
(Flash DTC 75) Idle SW Malfunction
Short Circuit 6E±157. . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±157. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±157. . . . . . .
Conditions for Clearing the MIL/DTC 6E±157. . . . .
Diagnostic Aids 6E±157. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0562
(Flash DTC 35) System Voltage Too Low 6E±159. .
Circuit Description 6E±159. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±159. . . . . . .

6E±5 4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
Conditions for Clearing the MIL/DTC 6E±159. . . . .
Diagnostic Aids 6E±159. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1562
(Flash DTC 35) System Voltage Too Low
at Cranking 6E±160. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±160. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±160. . . . . . .
Conditions for Clearing the MIL/DTC 6E±160. . . . .
Diagnostic Aids 6E±160. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1587
(Flash DTC 25) Brake SW Malfunction 6E±161. . . .
Circuit Description 6E±161. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±161. . . . . . .
Conditions for Clearing the MIL/DTC 6E±161. . . . .
Diagnostic Aids 6E±161. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1588
(Flash DTC 25) Brake SW Malfunction 6E±163. . . .
Circuit Description 6E±163. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±163. . . . . . .
Conditions for Clearing the MIL/DTC 6E±163. . . . .
Diagnostic Aids 6E±163. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0601
(Flash DTC 55) ECM Checksum Error 6E±165. . . . .
Action Taken When the DTC Sets 6E±165. . . . . . .
Conditions for Clearing the MIL/DTC 6E±165. . . . .
Diagnostic Aids 6E±165. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0650
(Flash DTC 77) Check Engine Lam Circuit
Open/Short 6E±166. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±166. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±166. . . . . . .
Conditions for Clearing the MIL/DTC 6E±166. . . . .
Diagnostic Aids 6E±166. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P0654
(Flash DTC 27) Tachometer Circuit
Open/Short 6E±168. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±168. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±168. . . . . . .
Conditions for Clearing the MIL/DTC 6E±168. . . . .
Diagnostic Aids 6E±168. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1655
(Flash DTC 17) Thermo Relay Circuit
Open/Short 6E±170. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±170. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±170. . . . . . .
Conditions for Clearing the MIL/DTC 6E±170. . . . .
Diagnostic Aids 6E±170. . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Trouble Code (DTC) P1657
(Flash DTC 76) ECM Main Relay Circuit
Open/Short 6E±172. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±172. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±172. . . . . . .
Conditions for Clearing the MIL/DTC 6E±172. . . . .
Diagnostic Aids 6E±172. . . . . . . . . . . . . . . . . . . . . . . . Diagnostic Trouble Code (DTC) P1589
(Flash DTC 47) Transmission SW Circuit
Open/Short 6E±174. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Circuit Description 6E±174. . . . . . . . . . . . . . . . . . . . .
Action Taken When the DTC Sets 6E±174. . . . . . .
Conditions for Clearing the MIL/DTC 6E±174. . . . .
Diagnostic Aids 6E±174. . . . . . . . . . . . . . . . . . . . . . . .
Symptom Diagnosis 6E±176. . . . . . . . . . . . . . . . . . . . .
Default Matrix Table 6E±199. . . . . . . . . . . . . . . . . . . . .
On±Vehicle Service Camshaft Position
(CMP) Sensor 6E±201. . . . . . . . . . . . . . . . . . . . . . . . . .
Removal Procedure 6E±201. . . . . . . . . . . . . . . . . . . .
Inspection Procedure 6E±201. . . . . . . . . . . . . . . . . .
Installation Procedure 6E±201. . . . . . . . . . . . . . . . . .
Crankshaft Position (CKP) Sensor 6E±202. . . . . . . . .
Removal Procedure 6E±202. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±202. . . . . . . . . . . . . . . . . .
Engine Coolant Temperature (ECT) Sensor 6E±203.
Removal Procedure 6E±203. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±203. . . . . . . . . . . . . . . . . .
Intake Air Temperature (IAT) Sensor 6E±203. . . . . . .
Removal Procedure 6E±203. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±204. . . . . . . . . . . . . . . . . .
Manifold Absolute Pressure (MAP) Sensor 6E±204.
Removal Procedure 6E±204. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±205. . . . . . . . . . . . . . . . . .
Oil Temperature (OT) Sensor 6E±205. . . . . . . . . . . . .
Removal Procedure 6E±205. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±206. . . . . . . . . . . . . . . . . .
Malfunction Indicator Lamp (MIL) 6E±206. . . . . . . . . .
Removal and Installation Procedure 6E±206. . . . . .
Engine Control Module (ECM) 6E±206. . . . . . . . . . . .
Service Precaution 6E±206. . . . . . . . . . . . . . . . . . . .
Electrostatic Discharge (ESD) Damage 6E±206. . .
Removal Procedure 6E±207. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±208. . . . . . . . . . . . . . . . . .
EEPROM 6E±208. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
General Description 6E±208. . . . . . . . . . . . . . . . . . . .
Functional Check 6E±208. . . . . . . . . . . . . . . . . . . . . .
Intake Throttle Position (ITP) Sensor 6E±208. . . . . . .
Removal Procedure 6E±208. . . . . . . . . . . . . . . . . . . .
Function Check 6E±209. . . . . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±209. . . . . . . . . . . . . . . . . .
Vehicle Speed Sensor (VSS) 6E±210. . . . . . . . . . . . .
Removal Procedure 6E±210. . . . . . . . . . . . . . . . . . . .
Inspection Procedure 6E±210. . . . . . . . . . . . . . . . . .
Installation Procedure 6E±210. . . . . . . . . . . . . . . . . .
Air Cleaner/Air Filter 6E±211. . . . . . . . . . . . . . . . . . . . .
Removal Procedure 6E±211. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±211. . . . . . . . . . . . . . . . . .
Accel Position (AP) Sensor 6E±211. . . . . . . . . . . . . . .
Removal Procedure 6E±211. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±212. . . . . . . . . . . . . . . . . .
Accelerator Pedal Replacement 6E±212. . . . . . . . . . .

6E±6
4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
Removal Procedure 6E±212. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±212. . . . . . . . . . . . . . . . . .
Fuel Filter Cap 6E±213. . . . . . . . . . . . . . . . . . . . . . . . . .
General Description 6E±213. . . . . . . . . . . . . . . . . . . .
Inspection Procedure 6E±213. . . . . . . . . . . . . . . . . .
Fuel Filter 6E±213. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Removal and Installation Procedure 6E±213. . . . . .
Fuel Gauge Unit 6E±213. . . . . . . . . . . . . . . . . . . . . . . .
Removal Procedure 6E±213. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±214. . . . . . . . . . . . . . . . . .
Fuel Injectors 6E±214. . . . . . . . . . . . . . . . . . . . . . . . . . .
Removal and Installation Procedure 6E±214. . . . . .
Fuel Temperature Sensor 6E±214. . . . . . . . . . . . . . . .
Removal Procedure 6E±214. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±215. . . . . . . . . . . . . . . . . .
Rail Pressure (RP) Sensor 6E±216. . . . . . . . . . . . . . .
Removal Procedure 6E±216. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±216. . . . . . . . . . . . . . . . . .
Fuel Tank 6E±216. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Removal Procedure 6E±216. . . . . . . . . . . . . . . . . . . .
Throttle Body (TB) 6E±217. . . . . . . . . . . . . . . . . . . . . . .
Removal Procedure 6E±217. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±217. . . . . . . . . . . . . . . . . .
Air Conditioning (A/C) Relay 6E±217. . . . . . . . . . . . . .
Removal Procedure 6E±217. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±217. . . . . . . . . . . . . . . . . .
Exhaust Gas Recirculation (EGR) Vacuum
Switch Valve (VSV) 6E±217. . . . . . . . . . . . . . . . . . . . .
Removal Procedure 6E±217. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±218. . . . . . . . . . . . . . . . . .
Electronic Vacuum Regurating Valve (EVRV) 6E±219
Removal Procedure 6E±219. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±220. . . . . . . . . . . . . . . . . .
Wiring and Connectors 6E±220. . . . . . . . . . . . . . . . . . .
Wiring Harness Service 6E±220. . . . . . . . . . . . . . . .
Connectors and Terminals 6E±220. . . . . . . . . . . . . .
Wire Harness Repair: Twisted Shielded
Cable 6E±220. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Removal Procedure 6E±220. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±221. . . . . . . . . . . . . . . . . .
Twisted Leads 6E±221. . . . . . . . . . . . . . . . . . . . . . . . . .
Removal Procedure 6E±221. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±222. . . . . . . . . . . . . . . . . .
Weather-Pack Connector 6E±223. . . . . . . . . . . . . . . . .
Tools Required 6E±223. . . . . . . . . . . . . . . . . . . . . . . .
Removal Procedure 6E±223. . . . . . . . . . . . . . . . . . . . Installation Procedure 6E±223. . . . . . . . . . . . . . . . . .
Com-Pack III 6E±224. . . . . . . . . . . . . . . . . . . . . . . . . . .
General Information 6E±224. . . . . . . . . . . . . . . . . . . .
Metri-Pack 6E±224. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Tools Required 6E±224. . . . . . . . . . . . . . . . . . . . . . . .
Removal Procedure 6E±224. . . . . . . . . . . . . . . . . . . .
Installation Procedure 6E±224. . . . . . . . . . . . . . . . . .
General Description
(ECM and Sensors) 6E±225. . . . . . . . . . . . . . . . . . . . .
57X Reference ECM Input 6E±225. . . . . . . . . . . . . .
A/C Request Signal 6E±225. . . . . . . . . . . . . . . . . . . .
Crankshaft Position (CKP) Sensor 6E±225. . . . . . .
Camshaft Position (CMP) Sensor and
Signal 6E±225. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Coolant Temperature (ECT) Sensor 6E±225
Electrically Erasable Programmable Read
Only Memory (EEPROM) 6E±225. . . . . . . . . . . . . .
Intake Air Temperature (IAT) Sensor 6E±225. . . . .
Manifold Absolute Pressure (MAP) Sensor 6E±226
Engine Control Module (ECM) 6E±226. . . . . . . . . . .
ECM Function 6E±226. . . . . . . . . . . . . . . . . . . . . . . . .
ECM Components 6E±226. . . . . . . . . . . . . . . . . . . . .
ECM Voltage Description 6E±226. . . . . . . . . . . . . . .
ECM Input/Outputs 6E±226. . . . . . . . . . . . . . . . . . . .
ECM Service Precautions 6E±227. . . . . . . . . . . . . .
Intake Throttle Position (ITP) Sensor 6E±227. . . . .
Transmission Range Switch 6E±227. . . . . . . . . . . . .
Accelerator Position Sensor (AP) 6E±227. . . . . . . .
Aftermarket Electrical and Vacuum
Equipment 6E±227. . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrostatic Discharge Damage 6E±227. . . . . . . . .
General Description (Air Induction) 6E±228. . . . . . . .
Air Induction System 6E±228. . . . . . . . . . . . . . . . . . .
General Description (Fuel Metering) 6E±228. . . . . . .
Deceleration Mode 6E±228. . . . . . . . . . . . . . . . . . . .
Fuel Injector 6E±228. . . . . . . . . . . . . . . . . . . . . . . . . .
Fuel Metering System Components 6E±228. . . . . .
A/C Clutch Diagnosis 6E±228. . . . . . . . . . . . . . . . . . . .
A/C Request Signal 6E±228. . . . . . . . . . . . . . . . . . . .
General Description Exhaust Gas
Recirculation (EGR) System 6E±228. . . . . . . . . . . . .
EGR Purpose 6E±228. . . . . . . . . . . . . . . . . . . . . . . . .
Fuse and Relay Panel
(Underhood Electrical Center) RHD 6E±229. . . . . . .
Fuse and Relay Panel
(Underhood Electrical Center) LHD 6E±230. . . . . . .

6E±19 4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
Component Locator
Engine Component Locator Table
F06RW051
NumberNameLocation
1AP (Accelerator Pedal Position) SensorAP Bracket
2CKP (Crankshaft Position) SensorInside the right front flywheel Housing
3Oil RailMounted on the camshaft carrier
4Oil (Rail) Pressure SensorMounted on the Oil Rail
5OT (Oil Temperature) SensorMounted on the Oil Rail
6Fuel InjectorIn the Cylinder Head Cover
7Fuel Return OrificeInside the Cylinder Head
8FT (Fuel Temperature) SensorFuel Return Adaptor
9IntercoolerOn the Cylinder Head Cover
10Intake Throttle MotorBehind the Intake Manifold
11Intake ThrottleBehind the Intake Manifold
122 Way Check ValveBelow the Intake Manifold
13VSV (Vacuum Switching Valve)At the left Cylinder Body
14EGR Pressure SensorBelow the Intake Manifold
15Fuel FilterAt the left Engine Room
16CMP (Camshaft Position) SensorOn the forward of Timing Gear Case
17IAT (Intake Air Temperature) SensorBelow the Intake Manifold
18ECT (Engine Coolant Temperature)Thermostat Housing
19High Pressure Oil PumpOn the back Timing Gear Case

6E±20
4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
NumberNameLocation
20Rail Pressure Control ValveIn the High Pressure Oil Pump
21Fuel PumpIn the High Pressure Oil Pump
22EVRVOn the Intake Manifold
23MAP (Manifold Absolute Pressure) SensorOn the Intake Manifold
24EGR ValveOn the Intake Manifold
25Air CleanerAt the left Engine Room
26ECMBehind the Air Cleaner

6E±23 4JX1±TC ENGINE DRIVEABILITY AND EMISSIONS
Abbreviations Charts
List of abbreviations which may be used in this section.
Abbreviations
TermAbbreviationsTerm
A/CAir ConditionerBLKBlack
A/TAutomatic TransmissionBLUBlue
ACCAccessoryBRNBrown
APAccel PositionGRNGreen
ASMAssemblyGRYGray
CKPCrank PositionLT BLULight Blue
CMPCam PositionLT GRNLight Green
DLCData Link ConnectorORNOrange
DTCDiagnosis Trouble CodePNKPink
DVMDigital Volt MeterREDRed
ECMEngine Control ModuleVIOViolet
ECTEngine Coolant TemperatureWHTWhite
EGRExhaust Gas RecircurationYELYellow
EVRVElectric Vacuum Regulating Valve
EXHExhaust
FTFuel Temperature
IATIntake Air Temperature
IGIgnition
ITPIntake Throttle Position
M/TManual Transmission
MAPManifold Absolute Pressure
MILMulfunction Indicator Lamp
OBDOn-Board Diagnostic
OTOil Temperature
QOSQuick on Start System
QWSQuick Warming-Up System
RPRail Pressure
RPCVRail Pressure Control Valve
SRSSupplemental Restraint System
STStart
SWSwitch
TEMPTemperature
TODTorque on Demand
VSSVehicle Speed Sensor
VSVVacuum Switching Valve
HEUIHydraulically Actuated Electronically Controlled Unit
InjectorInjector