torque SSANGYONG MUSSO 2003 Service Manual

1F1-36 M162 ENGINE CONTROLS
Location Engine ECU is located at the inside of cowl side trim in right bottom of instrument panel of passenger side. Removal & Installation Procedure
1. Turn the ignition switch to "OFF" position.
2. Disconnect the battery negative cable
3. Remove the cowl side trim form passenger side.
4. Unscrew four securing nuts for ECU from mounting bracket.Installation Notice
5. Pulling out the ECU from bracket.
6. Disconnect the vehicle side coupling(B).
7. Installation should follow the removal procedure in the reverse order.
Tightening Torque 9 - 11 Nm

M162 ENGINE CONTROLS 1F1-45
Removal & Installation Procedure
when removing the ECU only
1. Turn the ignition switch to "OFF" position.
2. Disconnect the negative battery cable.
3. Disconnect the couplings from ECU.
4. Unscrew the left and right bolt (3) on bolt (1) and auxiliarly bracket and remove the auxiliarly bracket from the bracket assembly (2). Installation Notice
5. Unscrew the four bolts (5) and disconnect the ECU (6) from the bracket assenbly. Installation Notice
6. Installation should follow the removal procedure in the reverse order.
Tightening Torque 6 - 8 Nm
5 - 7 Nm(1) (3)
Tightening Torque 5 - 7 Nm
8. Unscrew the bolts (5) and disconnect the ECU (6) from the bracket assenbly. Installation Notice

When Removing the ECU with ABS or ABS/ASR Unit
1. Turn the ignition switch to "OFF" position.
2. Disconnect the negative battery cable.
3. Disconnect the couplings from ECU.
4. Disconnect the coupling from ABS or ABS/ASR unit.
5. Unscrew the bolt (1) and the left and right flange nuts.
6. Remove the ECU with ABS or ABS/ASR unit assembly.
7. Unscrew the left and right bolt (3) on the auxiliary bracket and remove the auxiliary bracket from the bracket assembly. Installation Notice
Tightening Torque 6 - 8 Nm
Tightening Torque 5 - 7 Nm
Tightening Torque 5 - 7 Nm
9. Installation should follow the removal procedure in the reverse order.

M162 ENGINE CONTROLS 1F1-51
Removal & Installation Procedure
1. Discharge the fuel pressure from the fuel pressure testconnector.
2. Disconnect the battery ground cable.
3. Disconnect the vacuum hose from the fuel pressure regulator.
4. Remove the cable guide.
5. Remove the fuel return and supply line.
Notice
For removal, cover around parts with cloths not to be
stained by fuel.
In case of checking the injector only, do not remove the
fuel return and supply line.
Installation Notice
6. Remove the six injector connectors.
7. Remove the two left and two right bolts and one center bolt of the fuel distributor assembly from the intake manifold. Installation Notice
Tightening Torque 25 - 30 Nm
Tightening Torque 22.5 - 27.5 Nm

M162 ENGINE CONTROLS 1F1-53
3. If there is no change in fuel pressure and maintain thefollowing pressure over 30 minutes, it is normal.
Internal Leakage Test
1. Connect the fuel pressure gauge to the fuel pressure test
connector.
2. Stop the engine for approx. 30 minutes and then check the fuel pressure changes.
Fuel pressure
drops slowly 
Fuel leakage at the injector
 Faulty fuel pressureregulator'sdiaphragm and O- ring.
Fuel pressure
drops rapidly 
Faulty check valve in the fuel pump.
Possible Cause
Pressure Change
Fuel Pressure(bar) 2.5
Discharging the pressure in fuel system
1. Remove the fuel pressure test connector. Installation Notice
2. Remove the fuel pressure in fuel system by pressing the service valve with a clean, pointy tool. Notice Place a cloth so that the fuel doesn't stain around.
Tightening Torque 22.5 - 27.5 Nm

M162 ENGINE CONTROLS 1F1-57
FUEL FILTER
1 Fuel Filter
2 Outlet
Removal & Installation Procedure
1. Open the fuel tank cap and remove the fuel tank pressure.
2. Remove the fuel at (2) and in (3). Installation Notice Notice Place the fuel pump pad. There may be a corrosion due to the contact between the fuel filter and the bracket.
4. Check for leaks by operating the engine.
Notice Installation should follow the removal procedure in the
reverse order.
3. Remove the mounting bracket bolt (4) and remove the fuel
filter (1). Installation Notice 3 Inlet
Tightening Torque
25 - 30 Nm
Tightening Torque 4 - 8 Nm

M162 ENGINE CONTROLS 1F1-65
1 Crankshaft Position Sensor
2 Bolt (M6 X 14)........................................ 9 -11Nm
CRANKSHAFT POSITION SENSOR
Removal & Installation Procedure
1. Disconnect the wiring connector at the crankshaft position
sensor.
2. Unscrew the bolt and remove the crankshaft position sensor unit. Installation Notice
3. Installation should follow the removal procedure in the reverse order. 3 Segment
4 Flywheel
Tightening Torque 9 -11Nm

M162 ENGINE CONTROLS 1F1-67
CAMSHAFT POSITION SENSOR
1 Bolt (M6 X 14)......................................... 9-11Nm
2 Camshaft Position Sensor
Removal & Installation Procedure
1. Disconnect the wiring connector from the camshaft position sensor.
2. Unscrew the bolt (2) and remove the camshaft position sensor. Installation Notice 3 Shim
5 O-ring
Tightening Torque 9 - 11 Nm
3. Check the clearance and replace the shim if necessary.
4. Check the O-ring for damage and replace it if necessary.
5. Installation should follow the removal procedure in the
reverse order.

1F1-74 M162 ENGINE CONTROLS
KNOCK SENSOR
Functions Vibration of the engine block is transmitted to the sensor and transferred to the ECU in the form of an alternating voltage signal via a shielded cable. The knock sensor is fastened to the engine block to recognize knocking in all cylinders. TheECU compares the signal and the retards firing point. Removal & Installation Procedure
1. Disconnect the knock sensor connector from the intakemanifold bracket.
2. Unscrew the mounting bolt (M8 X 28) from the knock sensor installed on the cylinder block and remove the knocking
sensor. Installation Notice
3. Installation should follow the removal procedure in the reverse order.
Tightening Torque 22.5 - 27.5 Nm

M162 ENGINE CONTROLS 1F1-75
COOLANT TEMPERATURE SENSOR
1 Artificial Resin Housing
2 Metal Housing
3 NTC (negative temperature coefficient) Resistor
Removal & Installation Procedure
1. Remove the pressure by opening the pressure cap in the coolant subtank.
2. Disconnect the connector and remove the coolant temperature sensor. Installation Notice Replace the seals with new one.
3. Installation should follow the removal procedure in the reverse order.
4. Check for leaks at each connections after starting the engine. 4 Connector
5 Coolant Temperature Sensor
Tightening Torque 18 - 22 Nm

1F1-78 M162 ENGINE CONTROLS
ACCELERATOR PEDAL MODULE1 Accelerator pedal
2 Accelerator pedal Sensor
3 Bolts (2 Pieces) ....................................... 4-8 Nm
Removal and Installation Procedure
1. Disconnect the 6-pin connector(arrow).
2. Unscrew the 2 bolts (3) / 1 nut (6) and remove the pedal
and sensor assembly. Installatoin Notice
Tightining Torque 4 - 8 Nm
2. Installation should follow the removal procedure in thereverse order. 4 6-Pin Connector
5 Kick down Switch
6 Nut (1 piece)
............................................ 4-8 Nm