CHRYSLER CARAVAN 2002 Service Manual
Manufacturer: CHRYSLER, Model Year: 2002, Model line: CARAVAN, Model: CHRYSLER CARAVAN 2002Pages: 2399, PDF Size: 57.96 MB
Page 351 of 2399
(M) Check Engine Lamp (MIL) will illuminate during engine operation if this Diagnostic Trouble Code was recorded.
(G) Generator Lamp Illuminated
GENERIC
SCAN TOOL
CODEDRB SCAN TOOL DISPLAY DESCRIPTION OF DIAGNOSTIC TROUBLE CODE
P0106 (M) Barometric Pressure Out of Range MAP sensor input voltage out of an acceptable range
detected during reading of barometric pressure at key-on.
P0107 (M) Map Sensor Voltage Too Low MAP sensor input below minimum acceptable voltage.
P0108 (M) Map Sensor Voltage Too High MAP sensor input above maximum acceptable voltage.
P0110 Intake Air Temp Sensor Stuck A rationality error has been detected for the intake air temp.
sensor.
P0111 (M) Intake Air Temp Sensor Performance Intake Air change less than 3É C in 200 Miles
P0112 (M) Intake Air Temp Sensor Voltage Low Intake air (charge) temperature sensor input below the
minimum acceptable voltage.
P0113 (M) Intake Air Temp Sensor Voltage High Intake air (charge) temperature sensor input above the
maximum acceptable voltage.
P0116 Engine Coolant Temp Performance A rationality error has been detected in the coolant temp
sensor.
P0117 (M) ECT Sensor Voltage Too Low Engine coolant temperature sensor input below the minimum
acceptable voltage.
P0118 (M) ECT Sensor Voltage Too High Engine coolant temperature sensor input above the
maximum acceptable voltage.
P0121 (M) TPS Voltage Does Not Agree With
MAPTPS signal does not correlate to MAP sensor signal.
P0122 (M) Throttle Position Sensor Voltage Low Throttle position sensor input below the acceptable voltage
range.
P0123 (M) Throttle Position Sensor Voltage High Throttle position sensor input above the maximum
acceptable voltage.
P0125 (M) Engine Coolant Temp Not Reached Time to enter Closed Loop Operation (Fuel Control) is
excessive.
P0128 Thermostat Rationality A rationality error has been detected for the thermostat
P0129 Barometic Pressure Out-of-Range low MAP sensor input voltage out of an acceptable range
detected during reading of barometric pressure.
P0130 1/1 O2 Sensor Heater Relay Circuit An open or shorted condition detected in the ASD or CNG
shutoff relay control ckt.
P0131 (M) 1/1 O2 Sensor Shorted To Ground Oxygen sensor input voltage maintained below normal
operating range.
P0132 (M) 1/1 O2 Sensor Shorted To Voltage Oxygen sensor input voltage maintained above normal
operating range.
P0133 (M) 1/1 O2 Sensor Slow Response Oxygen sensor response slower than minimum required
switching frequency.
P0134 (M) 1/1 O2 Sensor Stays at Center Neither rich or lean condition is detected from the oxygen
sensor input.
P0135 (M) 1/1 O2 Sensor Heater Failure Oxygen sensor heater element malfunction.
P0136 1/2 O2 Sensor Heater Relay Circuit An open or shorted condition detected in the ASD or CNG
shutoff relay control ckt.
P0137 (M) 1/2 O2 Sensor Shorted To Ground Oxygen sensor input voltage maintained below normal
operating range.
8E - 14 ELECTRONIC CONTROL MODULESRS
POWERTRAIN CONTROL MODULE (Continued)
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Page 352 of 2399
(M) Check Engine Lamp (MIL) will illuminate during engine operation if this Diagnostic Trouble Code was recorded.
(G) Generator Lamp Illuminated
GENERIC
SCAN TOOL
CODEDRB SCAN TOOL DISPLAY DESCRIPTION OF DIAGNOSTIC TROUBLE CODE
P0138 (M) 1/2 O2 Sensor Shorted To Voltage Oxygen sensor input voltage maintained above normal
operating range.
P0139 (M) 1/2 O2 Sensor Slow Response Oxygen sensor response not as expected.
P0140 (M) 1/2 O2 Sensor Stays at Center Neither rich or lean condition is detected from the oxygen
sensor.
P0141 (M) 1/2 O2 Sensor Heater Failure Oxygen sensor heater element malfunction.
P0143 1/3 O2 Sensor Shorted To Ground Oxygen sensor input voltage maintained below normal
operating range.
P0144 1/3 O2 Sensor Shorted To Voltage Oxygen sensor input voltage maintained above normal
operating range.
P0145 1/3 O2 Sensor Slow Response Oxygen sensor response slower than minimum required
switching frequency.
P0146 1/3 O2 Sensor Stays at Center Neither rich or lean condition is detected from the oxygen
sensor.
P0147 1/3 O2 Sensor Heater Failure Oxygen sensor heater element malfunction.
P0151 (M) 2/1 O2 Sensor Shorted To Ground Oxygen sensor input voltage maintained below normal
operating range.
P0152 (M) 2/1 O2 Sensor Shorted To Voltage Oxygen sensor input voltage sustained above normal
operating range.
P0153 (M) 2/1 O2 Sensor Slow Response Oxygen sensor response slower than minimum required
switching frequency.
P0154 (M) 2/1 O2 Sensor Stays at Center Neither rich or lean condition is detected from the oxygen
sensor.
P0155 (M) 2/1 O2 Sensor Heater Failure Oxygen sensor heater element malfunction.
P0157 (M) 2/2 O2 Sensor Shorted To Ground Oxygen sensor input voltage maintained below normal
operating range.
P0158 (M) 2/2 O2 Sensor Shorted To Voltage Oxygen sensor input voltage maintained above normal
operating range.
P0159 2/2 O2 Sensor Slow Response Oxygen sensor response slower than minimum required
switching frequency.
P0160 (M) 2/2 O2 Sensor Stays at Center Neither rich or lean condition is detected from the oxygen
sensor.
P0161 (M) 2/2 O2 Sensor Heater Failure Oxygen sensor heater element malfunction.
P0165 Starter Relay Circuit
P0171 (M) 1/1 Fuel System Lean A lean air/fuel mixture has been indicated by an abnormally
rich correction factor.
P0172 (M) 1/1 Fuel System Rich A rich air/fuel mixture has been indicated by an abnormally
lean correction factor.
P0174 (M) 2/1 Fuel System Lean A lean air/fuel mixture has been indicated by an abnormally
rich correction factor.
P0175 (M) 2/1 Fuel System Rich A rich air/fuel mixture has been indicated by an abnormally
lean correction factor.
P0176 Flex Fuel Calibration Signal No calibration voltage present from flex fuel sensor.
RSELECTRONIC CONTROL MODULES8E-15
POWERTRAIN CONTROL MODULE (Continued)
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Page 353 of 2399
(M) Check Engine Lamp (MIL) will illuminate during engine operation if this Diagnostic Trouble Code was recorded.
(G) Generator Lamp Illuminated
GENERIC
SCAN TOOL
CODEDRB SCAN TOOL DISPLAY DESCRIPTION OF DIAGNOSTIC TROUBLE CODE
P0178 Flex Fuel Sensor Volts Too Low Flex fuel sensor input below minimum acceptable voltage.
P0179 Flex Fuel Sensor Volts Too High Flex fuel sensor input above maximum acceptable voltage.
P0201 (M) Injector #1 Control Circuit An open or shorted condition detected in control circuit for
injector #1 or the INJ 1 injector bank.
P0202 (M) Injector #2 Control Circuit An open or shorted condition detected in control circuit for
injector #2 or the INJ 2 injector bank.
P0203 (M) Injector #3 Control Circuit An open or shorted condition detected in control circuit for
injector #3 or the INJ 3 injector bank.
P0204 (M) Injector #4 Control Circuit Injector #4 or INJ 4 injector bank output driver stage does
not respond properly to the control signal.
P0205 (M) Injector #5 Control Circuit Injector #5 output driver stage does not respond properly to
the control signal.
P0206 (M) Injector #6 Control Circuit Injector #6 output driver stage does not respond properly to
the control signal.
P0207 Injector #7 Control Circuit Injector #7 output driver stage does not respond properly to
the control signal.
P0208 Injector #8 Control Circuit Injector #8 output driver stage does not respond properly to
the control signal.
P0209 Injector #9 Control Circuit Injector #9 output driver stage does not respond properly to
the control signal.
P0210 Injector #10 Control Circuit Injector #10 output driver stage does not respond properly to
the control signal.
P0234 Boost Limit Exceeded
P0243 Wastegate Solenoid Circuit
P0300 (M) Multiple Cylinder Mis-fire Misfire detected in multiple cylinders.
P0301 (M) CYLINDER #1 MISFIRE Misfire detected in cylinder #1.
P0302 (M) CYLINDER #2 MISFIRE Misfire detected in cylinder #2.
P0303 (M) CYLINDER #3 MISFIRE Misfire detected in cylinder #3.
P0304 (M) CYLINDER #4 MISFIRE Misfire detected in cylinder #4.
P0305 (M) CYLINDER #5 MISFIRE Misfire detected in cylinder #5.
P0306 (M) CYLINDER #6 MISFIRE Misfire detected in cylinder #6.
P0307 (M) CYLINDER #7 MISFIRE Misfire detected in cylinder #7
P0308 (M) CYLINDER #8 MISFIRE Misfire detected in cylinder #8.
P0309 (M) CYLINDER #9 MISFIRE Misfire detected in cylinder #9.
P0310 (M) CYLINDER #10 MISFIRE Misfire detected in cylinder #10.
P0315 No Crank Sensor Learned Unable to learn the crank senor's signal in preparation for
misfire diagnostics.
P0320 No Crank Reference Signal at PCM No reference signal (crankshaft position sensor) detected
during engine cranking.
P0325 Knock Sensor #1 Circuit Knock sensor (#1) signal above or below minimum
acceptable threshold voltage at particular engine speeds.
8E - 16 ELECTRONIC CONTROL MODULESRS
POWERTRAIN CONTROL MODULE (Continued)
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Page 354 of 2399
(M) Check Engine Lamp (MIL) will illuminate during engine operation if this Diagnostic Trouble Code was recorded.
(G) Generator Lamp Illuminated
GENERIC
SCAN TOOL
CODEDRB SCAN TOOL DISPLAY DESCRIPTION OF DIAGNOSTIC TROUBLE CODE
P0330 Knock Sensor #2 Circuit Knock sensor (#2) signal above or below minimum
acceptable threshold voltage at particular engine speeds.
P0335 Crankshaft Position Sensor Circuit A rationality error has been detected for loss of crankshaft
position sensor.
P0339 Crankshaft Position Sensor Circuit
IntermittentA rationality error has been detected for intermittent loss of
crankshaft position sensor.
P0340 (M) Camshaft Position Sensor Circuit A rationality error has been detected for loss of camshaft
position sensor.
P0344 Camshaft Position Sensor Circuit
IntermittentA rationality error has been detected for intermittent loss of
camshaft position sensor.
P0350 Ignition Coil Draws Too Much Current A coil (1-5) is drawing too much current.
P0351 (M) Ignition Coil Primary # 1 Circuit Peak primary circuit current not achieved with maximum
dwell time.
P0352 (M) Ignition Coil Primary # 2 Circuit Peak primary circuit current not achieved with maximum
dwell time.
P0353 (M) Ignition Coil Primary # 3 Circuit Peak primary circuit current not achieved with maximum
dwell time.
P0354 (M) Ignition Coil Primary# 4 Circuit Peak primary circuit current not achieved with maximum
dwell time (High Impedance).
P0355 (M) Ignition Coil Primary # 5 Circuit Peak primary circuit current not achieved with maximum
dwell time (High Impedance).
P0356 (M) Ignition Coil Primary # 6 Circuit Peak primary circuit current not achieved with maximum
dwell time (high impedance).
P0357 Ignition Coil Primary # 7 Circuit Peak primary circuit current not achieved with maximum
dwell time (high impedance).
P0358 Ignition Coil Primary # 8 Circuit Peak primary circuit current not achieved with maximum
dwell time (high impedance).
P0400 Diesel EGR System Failure
P0401 (M) EGR System Failure Required change in air/fuel ration not detected during
diagnostic test.
P0403 (M) EGR Solenoid Circuit An open or shorted condition detected in the EGR solenoid
control circuit.
P0404 (M) EGR Position Sensor Rationality EGR position sensor signal does not correlate to EGR duty
cycle.
P0405 (M) EGR Position Sensor Volts Too Low EGR position sensor input below the acceptable voltage
range.
P0406 (M) EGR Position Sensor Volts Too High EGR position sensor input above the acceptable voltage
range.
P0412 Secondary Air Solenoid Circuit An open or shorted condition detected in the secondary air
(air switching/aspirator) solenoid control circuit.
P0420 (M) 1/1 Catalytic Converter Efficiency Catalyst 1/1 efficiency below required level.
P0432 (M) 1/2 Catalytic Converter Efficiency Catalyst 2/1 efficiency below required level.
P0440 General EVAP System Failure General system failure.
RSELECTRONIC CONTROL MODULES8E-17
POWERTRAIN CONTROL MODULE (Continued)
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Page 355 of 2399
(M) Check Engine Lamp (MIL) will illuminate during engine operation if this Diagnostic Trouble Code was recorded.
(G) Generator Lamp Illuminated
GENERIC
SCAN TOOL
CODEDRB SCAN TOOL DISPLAY DESCRIPTION OF DIAGNOSTIC TROUBLE CODE
P0441 (M) Evap Purge Flow Monitor Insufficient or excessive vapor flow detected during
evaporative emission system operation.
P0442 (M) Evap Leak Monitor 0.040 Leak
DetectedA 0.040 leak has been detected in the evaporative system.
P0443 (M) Evap Purge Solenoid Circuit An open or shorted condition detected in the EVAP purge
solenoid control circuit.
P0452 NVLD Pressure Switch Stuck Closed NVLD pressure switch stuck closed.
P0453 NVLD Pressure Switch Stuck Open NVLD pressure switch stuck open.
P0455 (M) Evap Leak Monitor Large Leak
DetectedA large leak has been detected in the evaporative system.
P0456 (M) Evap Leak Monitor 0.020 Leak
DetectedA 0.020 leak has been detected in the evaporative system.
P0460 Fuel Level Unit No Change Over Miles No movement of fuel level sender detected.
P0461 Fuel Level Unit No Changeover Time No level of fuel level sender detected.
P0462 Fuel Level Sending Unit Volts Too Low Fuel level sensor input below acceptable voltage.
P0463 Fuel Level Sending Unit Volts Too
HighFuel level sensor input above acceptable voltage.
P0480 Low Speed Fan Relay Control Circuit An open or shorted condition detected in the low speed rad.
fan relay control circuit.
P0481 High Speed Fan Relay Control Circuit An open or shorted condition detected in the high speed rad.
fan relay control circuit.
P0498 NVLD Canister Vent Valve Solenoid
Circuit LowA shorted low condition detected in NVLD solenoid circuit.
P0499 NVLD Canister Vent Valve Solenoid
Circuit HighA shorted high condition detected in NVLD solenoid circuit.
P0500 (M) No Vehicle Speed Sensor Signal No vehicle speed sensor signal detected during road load
conditions.
P0501 Vehicle Speed Sensor #1 Performance A rationality error has been detected for no vehicle speed
sensor signal detected during road load conditions.
P0505 (M) Idle Air Control Motor Circuits Replace idle air control motor.
P0508 (M) Idle Air Control Motor Circuit Low Idle Air Control Motor Circuit input below acceptable current
P0509 (M) Idle Air Control Motor Circuit High Idle Air Control Motor Circuit input above acceptable current
P0511 Idle Air Control Valve Solenoid Circuit An open or shorted condition detected in the IAC control
circuit.
P0513 Invalid SKIM Key The engine controller has received an invalid key from the
Smart Key Immobilizer Module.
P0516 Battery Temperature Sensor Low Battery Temp. sensor input below minimum acceptable
voltage.
P0517 Battery Temperature Sensor High Battery Temp. sensor input above maximum acceptable
voltage.
P0519 Idle Speed Performance A rationality error has been detected for target RPM not met
during drive idle condition. Possible Vacuum leak or IAC lost
steps.
8E - 18 ELECTRONIC CONTROL MODULESRS
POWERTRAIN CONTROL MODULE (Continued)
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Page 356 of 2399
(M) Check Engine Lamp (MIL) will illuminate during engine operation if this Diagnostic Trouble Code was recorded.
(G) Generator Lamp Illuminated
GENERIC
SCAN TOOL
CODEDRB SCAN TOOL DISPLAY DESCRIPTION OF DIAGNOSTIC TROUBLE CODE
P0522 Oil Pressure Sens Low Oil pressure sensor input below acceptable voltage.
P0523 Oil Pressure Sens High Oil pressure sensor input above acceptable voltage.
P0532 A/C Pressure Sensor Low A/C pressure sensor input below the minimum acceptable
voltage.
P0533 A/C Pressure Sensor High A/C pressure sensor input above the maximum acceptable
voltage.
P0551 (M) Power Steering Switch Failure Incorrect input state detected for the power steering switch
circuit. PL: High pressure seen at high speed.
P0562 Battery Voltage Low Battery voltage sense input below the minimum acceptable
voltage.
P0563 Battery Voltage High Battery voltage sense input above the maximum acceptable
voltage.
P0579 Speed Control Switch #1 Performance Cruise switch stuck in a valid voltage range.
P0580 Speed Control Switch #1 Low Speed control switch input below minimum acceptable
voltage.
P0581 Speed Control Switch #1 High Speed control switch input above maximum acceptable
voltage.
P0582 Speed Control Vacuum Solenoid
CircuitAn open or shorted condition detected in speed control
Vacuum solenoid control circuit.
P0586 Speed Control Vent Solenoid Circuit An open or shorted condition detected in speed control vent
solenoid control circuit.
P0594 Speed Control Servo Power Circuit An open or shorted condition open/short condition detected
in the speed control servo power control circuit.
P0600 (M) PCM Failure SPI Communications No communication detected between co-processors in the
control module.
P0601 (M) Internal Controller Failure Internal control module fault condition (check sum) detected.
P0604 Internal Trans Controller Transmission control module RAM self test fault detected.
-Aisin transmission.
P0605 Internal Trans Controller Transmission control module ROM self test fault detected
-Asian transmission.
P0615 Starter Relay Circuit Open or shorted condition detected in the starter relay
control circuit.
P0622 (G) Generator Field Not Switching Properly An open or shorted condition detected in the generator field
control circuit.
P0627 Fuel Pump Relay Circuit An open or shorted condition detected in the fuel pump relay
control circuit.
P0630 VIN Not Programmed In PCM VIN is not programmed in the control module EEPROM.
P0632 Odometer Not Programmed In PCM Odometer is not programmed in the control module
EEPROM.
P0633 SKIM Key Not Programmed In PCM SKIM secert key is not programmed in the control module
EEPROM.
P0645 A/C Clutch Relay Circuit An open or shorted condition detected in the A/C clutch relay
control circuit.
RSELECTRONIC CONTROL MODULES8E-19
POWERTRAIN CONTROL MODULE (Continued)
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Page 357 of 2399
(M) Check Engine Lamp (MIL) will illuminate during engine operation if this Diagnostic Trouble Code was recorded.
(G) Generator Lamp Illuminated
GENERIC
SCAN TOOL
CODEDRB SCAN TOOL DISPLAY DESCRIPTION OF DIAGNOSTIC TROUBLE CODE
P0660 Manifold Tune Valve Solenoid Circuit An open or shorted condition detected in the manifold tuning
valve solenoid control circuit.
P0685 ASD Relay Control Circuit An open or shorted condition detected in the ASD relay
control circuit.
P0688 ASD Relay Sense Circuit Low ASD voltage sensed when ASD relay is energized or ASD
voltage not sensed when ASD relay is not energized.
P0700 (M) Check Transmission DTC's This SBEC III or JTEC DTC indicates that the EATX has an
active fault and has requested illuminated the MIL via a BUS
message. The specific fault must be acquired from the
EATX.
P0703 (M) Brake Switch Stuck Pressed or
ReleasedIncorrect input state detected in the brake switch circuit.
(Changed from P1595).
P0711 Trans Temp Sensor, No Temp Rise
After StartRelationship between the transmission temperature and
overdrive operation and/or TCC operation indicates a failure
of the Transmission Temperature Sensor. OBD II Rationality.
P0712 Trans Temp Sensor Voltage Too Low Transmission fluid temperature sensor input below
acceptable voltage.
P0713 Trans Temp Sensor Voltage Too High Transmission fluid temperature sensor input above
acceptable voltage.
P0720 Low Output SPD Sensor RPM, Above
15 MPHThe relationship between the Output Shaft Speed Sensor
and vehicle speed is not within acceptable limits.
P0740 (M) Torque Con Clu, No RPM Drop at
LockupRelationship between engine and vehicle speeds indicated
failure of torque convertor clutch lock-up system (TCC/PTU
sol).
P0743 Torque Converter Clutch Solenoid/
Trans Relay CircuitsAn open or shorted condition detected in the torque
converter clutch (part throttle unlock) solenoid control circuit.
Shift solenoid C electrical fault - Asian transmission
P0748 Governor Pressure Sol Control/Trans
Relay CircuitsAn open or shorted condition detected in the Governor
Pressure Solenoid circuit or Trans Relay Circuit in JTEC RE
transmissions.
P0751 O/D Switch Pressed (Lo) More Than 5
MinutesOverdrive override switch input is in a prolonged depressed
state.
P0753 Trans 3-4 Shift Sol/Trans Relay
CircuitsAn open or shorted condition detected in the overdrive
solenoid control circuit or Trans Relay Circuit in JTEC RE
transmissions.
P0756 AW4 Shift Sol B (2-3) Functional
FailureShift solenoid B (2-3) functional fault - Asian transmission
P0783 3-4 Shift Sol, No RPM Drop at Lockup The overdrive solenoid is unable to engage the gear change
from 3rd gear to the overdrive gear.
P0801 Reverse Gear Lockout Circuit Open or
ShortAn open or shorted condition detected in the transmission
reverse gear lock-out solenoid control circuit.
P0833 Clutch Upstop Switch Performance Rationality error detected for clutch upstop switch
performance
8E - 20 ELECTRONIC CONTROL MODULESRS
POWERTRAIN CONTROL MODULE (Continued)
ProCarManuals.com
Page 358 of 2399
(M) Check Engine Lamp (MIL) will illuminate during engine operation if this Diagnostic Trouble Code was recorded.
(G) Generator Lamp Illuminated
GENERIC
SCAN TOOL
CODEDRB SCAN TOOL DISPLAY DESCRIPTION OF DIAGNOSTIC TROUBLE CODE
P0850 Park/Natural Switch Performance A rationality error has been detected for park/neutral switch
performance.
P1105 Baro Read Solenoid Circuit Open or shorted condition detected in the baro read solenoid
control circuit.
P1115 General Temperature Rationality General temperature sensor rationality error.
P1192 (M) Inlet Air Temp. Circuit Low Inlet Air Temp. sensor input below acceptable voltage
P1193 (M) Inlet Air Temp. Circuit High Inlet Air Temp. sensor input above acceptable voltage.
P1194 PWM O2 Heater Performance Incorrect or irrational performance has been detected for the
PWM O2 heater circuit.
P1195 (M) 1/1 O2 Sensor Slow During Catalyst
MonitorA slow switching oxygen sensor has been detected in bank
1/1 during catalyst monitor test. (was P0133)
P1196 (M) 2/1 O2 Sensor Slow During Catalyst
MonitorA slow switching oxygen sensor has been detected in bank
2/1 during catalyst monitor test. (was P0153)
P1197 1/2 O2 Sensor Slow During Catalyst
MonitorA slow switching oxygen sensor has been detected in bank
1/2 during catalyst monitor test. (was P0139)
P1198 Radiator Temperature Sensor Volts
Too HighRadiator coolant temperature sensor input above the
maximum acceptable voltage.
P1199 Radiator Temperature Sensor Volts
Too LowRadiator coolant temperature sensor input below the
minimum acceptable voltage.
P1281 Engine is Cold Too Long Engine coolant temperature remains below normal operating
temperatures during vehicle travel (Thermostat).
P1282 Fuel Pump Relay Control Circuit An open or shorted condition detected in the fuel pump relay
control circuit.
P1288 Intake Manifold Short Runner Solenoid
CircuitAn open or shorted condition detected in the short runner
tuning valve circuit.
P1289 Manifold Tune Valve Solenoid Circuit An open or shorted condition detected in the manifold tuning
valve solenoid control circuit.
P1290 CNG Fuel System Pressure Too High Compressed natural gas system pressure above normal
operating range.
P1291 No Temp Rise Seen From Intake
HeatersEnergizing Heated Air Intake does not change intake air
temperature sensor an acceptable amount.
P1292 CNG Pressure Sensor Voltage Too
HighCompressed natural gas pressure sensor reading above
acceptable voltage.
P1293 CNG Pressure Sensor Voltage Too
LowCompressed natural gas pressure sensor reading below
acceptable voltage.
P1294 (M) Target Idle Not Reached Target RPM not achieved during drive idle condition.
Possible vacuum leak or IAC (AIS) lost steps.
P1295 No 5 Volts to TP Sensor Loss of a 5 volt feed to the Throttle Position Sensor has
been detected.
P1296 No 5 Volts to MAP Sensor Loss of a 5 volt feed to the MAP Sensor has been detected.
P1297 (M) No Change in MAP From Start To Run No difference is recognized between the MAP reading at
engine idle and the stored barometric pressure reading.
RSELECTRONIC CONTROL MODULES8E-21
POWERTRAIN CONTROL MODULE (Continued)
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Page 359 of 2399
(M) Check Engine Lamp (MIL) will illuminate during engine operation if this Diagnostic Trouble Code was recorded.
(G) Generator Lamp Illuminated
GENERIC
SCAN TOOL
CODEDRB SCAN TOOL DISPLAY DESCRIPTION OF DIAGNOSTIC TROUBLE CODE
P1298 Lean Operation at Wide Open Throttle A prolonged lean condition is detected during Wide Open
Throttle.
P1299 (M) Vacuum Leak Found (IAC Fully
Seated)MAP Sensor signal does not correlate to Throttle Position
Sensor signal. Possible vacuum leak.
P1388 Auto Shutdown Relay Control Circuit An open or shorted condition detected in the ASD or CNG
shutoff relay control ckt.
P1389 No ASD Relay Output Voltage At PCM No Z1 or Z2 voltage sensed when the auto shutdown relay is
energized.
P1390 (M) Timing Belt Skipped 1 Tooth or More Relationship between Cam and Crank signals not correct.
P1391 (M) Intermittent Loss of CMP or CKP Loss of the Cam Position Sensor or Crank Position sensor
has occurred. For PL 2.0L
P1398 (M) Mis-Fire Adaptive Numerator at Limit PCM is unable to learn the Crank Sensor's signal in
preparation for Misfire Diagnostics. Probable defective Crank
Sensor.
P1399 Wait To Start Lamp Circuit An open or shorted condition detected in the Wait to Start
Lamp circuit.
P1403 No 5 Volts to EGR Sensor Loss of 5v feed to the EGR position sensor.
P1476 Too Little Secondary Air Insufficient flow of secondary air injection detected during
aspirator test.(was P0411)
P1477 Too Much Secondary Air Excessive flow of secondary air injection detected during
aspirator test (was P0411).
P1478 (M) Battery Temp Sensor Volts Out of Limit Internal temperature sensor input voltage out of an
acceptable range.
P1479 Transmission Fan Relay Circuit An open or shorted condition detected in the transmission
fan relay circuit.
P1480 PCV Solenoid Circuit An open or shorted condition detected in the PCV solenoid
circuit.
P1481 EATX RPM Pulse Performance ETAX RPM pulse generator signal for misfire detection does
not correlate with expected value.
P1482 Catalyst Temperature Sensor Circuit
Shorted LowCatalyst temperature sensor circuit shorted low.
P1483 Catalyst Temperature Sensor Circuit
Shorted High.Catalyst temperature sensor circuit shorted high.
P1484 Catalytic Converter Overheat Detected A catalyst overheat condition has been detected by the
catalyst temperature sensor.
P1485 Air Injection Solenoid Circuit An open or shorted condition detected in the air assist
solenoid circuit.
P1486 (M) Evap Leak Monitor Pinched Hose
FoundLDP has detected a pinched hose in the evaporative hose
system.
P1487 Hi Speed Rad Fan CTRL Relay Circuit An open or shorted condition detected in the control circuit of
the #2 high speed radiator fan control relay.
P1488 Auxiliary 5 Volt Supply Output Too Low Auxiliary 5 volt sensor feed is sensed to be below an
acceptable limit.
8E - 22 ELECTRONIC CONTROL MODULESRS
POWERTRAIN CONTROL MODULE (Continued)
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Page 360 of 2399
(M) Check Engine Lamp (MIL) will illuminate during engine operation if this Diagnostic Trouble Code was recorded.
(G) Generator Lamp Illuminated
GENERIC
SCAN TOOL
CODEDRB SCAN TOOL DISPLAY DESCRIPTION OF DIAGNOSTIC TROUBLE CODE
P1489 (M) High Speed Fan CTRL Relay Circuit An open or shorted condition detected in the control circuit of
the high speed radiator fan control relay.
P1490 (M) Low Speed Fan CTRL Relay Circuit An open or shorted condition detected in control circuit of the
low speed radiator fan control relay.
P1491 Rad Fan Control Relay Circuit An open or shorted condition detected in the radiator fan
control relay control circuit. This includes PWM solid state
relays.
P1492 (M,G) Ambient/Batt Temp Sen Volts Too High External temperature sensor input above acceptable voltage.
P1493 (M,G) Ambient/Batt Temp Sen Volts Too Low External temperature sensor input below acceptable voltage.
P1494 (M) Leak Detection Pump Sw or
Mechanical FaultIncorrect input state detected for the Leak Detection Pump
(LDP) pressure switch.
P1495 (M) Leak Detection Pump Solenoid Circuit An open or shorted condition detected in the Leak Detection
Pump (LDP) solenoid circuit.
P1496 (M) 5 Volt Supply, Output Too Low 5 volt sensor feed is sensed to be below an acceptable limit.
( < 4v for 4 sec ).
P1498 High Speed Rad Fan Ground CTRL
Rly CircuitAn open or shorted condition detected in the control circuit of
the #3 high speed radiator fan control relay.
P1594 (G) Charging System Voltage Too High Battery voltage sense input above target charging voltage
during engine operation.
P1595 Speed Control Solenoid Circuits An open or shorted condition detected in either of the speed
control vacuum or vent solenoid control circuits.
P1596 Speed Control Switch Always High Speed control switch input above maximum acceptable
voltage.
P1597 Speed Control Switch Always Low Speed control switch input below minimum acceptable
voltage.
P1598 A/C Pressure Sensor Volts Too High A/C pressure sensor input above maximum acceptable
voltage.
P1599 A/C Pressure Sensor Volts Too Low A/C pressure sensor input below minimum acceptable
voltage.
P1602 (M) PCM not Programmed PCM not programmed (generic controller fault).
P1603 PCM Internal Dual Port Ram
CommunicationDual port RAM communication link error.
P1604 PCM Internal Dual Port Ram
Read/Write Integrity FailureDual port RAM read/write error.
P1607 PCM internal Shutdown Timer
RationalityA rationality error has been detected for the shutdown timer.
P1680 Clutch Released Switch Circuit
P1681 No I/P Cluster CCD/J1850 Messages
ReceivedNo CCD/J1850 messages received from the cluster control
module.
P1682 (G) Charging System Voltage Too Low Battery voltage sense input below target charging voltage
during engine operation and no significant change in voltage
detected during active test of generator output circuit.
RSELECTRONIC CONTROL MODULES8E-23
POWERTRAIN CONTROL MODULE (Continued)
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