Caravan, Town & Country 2006-2007

3.8L V6 VIN L Auto 2

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Trouble Code: P0158



O2 (B2 S2) Circuit High

Possible Causes:



O2 signal circuit is open or is shorted to battery
 
O2 downstream return circuit is open or is shorted to battery
 
O2 is damaged or it has failed
 
PCM has failed
 

Trouble Code: P0159



O2 (B2 S2) Slow Response

Possible Causes:



Exhaust leak
 
O2 signal circuit is open or shorted
 
O2 downstream return circuit is open or shorted
 
O2 Sensor is damaged or has failed
 

Trouble Code: P0171



Fuel System Lean (B1 S1)

Possible Causes:



Restricted fuel supply line
 
Fuel pump inlet strainer plugged or fuel pump has failed
 
O2 Sensor has failed
 
O2 signal circuit or return circuit has failed
 
O2 Sensor heater operation is faulty
 
TP Sensor sweep has failed
 
MAP Sensor operation has failed
 
ECT Sensor operation has failed
 
Engine mechanical problem is present
 
Fuel is contaminated
 
Exhaust leak exists
 

Trouble Code: P0172



Fuel System (S1 B1) Rich

Possible Causes:



O2 Sensor heater or O2 Sensor has failed
 
EVAP purge solenoid failed or improper operation
 
O2 signal circuit or return circuit has failed
 
MAP Sensor has failed or circuit malfunction
 
ECT Sensor has failed or circuit malfunction
 
Engine mechanical problem
 
Fuel filter/pressure regulator has failed or needs repair
 
PCM has failed
 

Trouble Code: P0174



Fuel System (S2 B1) Lean

Possible Causes:



Restricted fuel supply line
 
Fuel pump inlet strainer plugged
 
Fuel pump is damaged or has failed
 
O2 signal circuit or return circuit has failed
 
MAP Sensor has failed or circuit malfunction
 
ECT Sensor has failed or circuit malfunction
 
Engine mechanical problem
 
Fuel filter/pressure regulator has failed or needs repair
 
O2 Sensor has failed
 
PCM has failed
 

Trouble Code: P0175



Fuel System (S2 B1) Rich

Possible Causes:



Restricted fuel supply line
 
Fuel pump inlet strainer plugged
 
Fuel pump is damaged or has failed
 
O2 signal circuit or return circuit has failed
 
MAP Sensor has failed or circuit malfunction
 
ECT Sensor has failed or circuit malfunction
 
Engine mechanical problem
 
Fuel filter/pressure regulator has failed or needs repair
 
O2 Sensor has failed
 
PCM has failed
 

Trouble Code: P0196



Engine Oil Temperature Sensor Circuit Performance

Possible Causes:



Engine oil temp signal circuit is open or is shorted to ground or to battery voltage
 
Engine oil temp Sensor ground circuit is open
 
Engine oil temp signal circuit is shorted to Sensor ground
 
Engine oil temp Sensor has failed
 
PCM has failed
 

Trouble Code: P0197



Engine Oil Temperature Sensor Circuit Low

Possible Causes:



Engine oil temp signal circuit is shorted to ground
 
Engine oil temp signal circuit is shorted to Sensor ground
 
Engine oil temp Sensor has failed
 
PCM has failed
 

Trouble Code: P0198



Engine Oil Temperature Sensor Circuit High

Possible Causes:



Engine oil temp signal circuit is open or is shorted to battery voltage
 
Engine oil temp Sensor ground circuit is open
 
Engine oil temp Sensor has failed
 
PCM has failed
 

Trouble Code: P0201



Injector 1, 2, 3, 4, 5, 6, 7 or 8 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0201



Injector 1, 2, 3, 4, 5, or 6 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0202



Injector 1, 2, 3, 4, 5, 6, 7 or 8 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0202



Injector 1, 2, 3, 4, 5, or 6 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0203



Injector 1, 2, 3, 4, 5, 6, 7 or 8 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0203



Injector 1, 2, 3, 4, 5, or 6 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0204



Injector 1, 2, 3, 4, 5, 6, 7 or 8 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0204



Injector 1, 2, 3, 4, 5, or 6 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0205



Injector 1, 2, 3, 4, 5, 6, 7 or 8 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0205



Injector 1, 2, 3, 4, 5, or 6 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0206



Injector 1, 2, 3, 4, 5, 6, 7 or 8 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0206



Injector 1, 2, 3, 4, 5, or 6 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0207



Injector 1, 2, 3, 4, 5, 6, 7 or 8 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0208



Injector 1, 2, 3, 4, 5, 6, 7 or 8 Control

Possible Causes:



ASD relay output circuit failure
 
Fuel injector has malfunctioned or failed
 
Fuel injector control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P0218



A/T High Temperature Operation Activated

Possible Causes:



Engine cooling system malfunction present
 
High temperature operations activated
 
Transmission oil pump flow is too low or it is restricted
 

Trouble Code: P0221



Throttle Position Sensor No. 2 Performance

Possible Causes:



TP Sensor No. 1 or 2 signal circuit is shorted to battery voltage or to ground
 
TP Sensor No. 1 or 2 signal circuit has high resistance
 
5v supply circuit is shorted to ground
 
TP Sensor return circuit has high resistance
 
TP Sensor No. 1 signal circuit shorted to TP Sensor No. 2 signal circuit
 
TP Sensor or throttle body damaged or has failed
 
PCM has failed
 

Trouble Code: P0223



Throttle Position Sensor No. 2 Circuit High

Possible Causes:



TP Sensor No. 2 signal circuit shorted to battery voltage or to 5v supply circuit
 
TP Sensor return circuit is open
 
TP Sensor or throttle body is damaged or has failed
 
PCM has failed
 

Trouble Code: P0300



Multiple Cylinder Misfire

Possible Causes:



ASD relay output circuit fault
 
Injector control circuit fault
 
Coil control circuit fault
 
Ignition wiring, coil control circuit or coil fault
 
Fuel pump inlet strainer plugged
 
Restricted fuel supply line
 
Fuel pump module is damaged
 
Fuel pressure leakdown fault
 
Fuel injector damaged or has failed
 
Engine mechanical problems exist
 
PCM has failed
 

Trouble Code: P0301



CYLINDER #1 MISFIRE

Possible Causes:



INTERMITTENT MISFIRE
 
VISUAL AND PHYSICAL INSPECTION
 
IGNITION WIRE
 
ASD RELAY OUPUT CIRCUIT (COIL)
 
ENGINE MECHANICAL PROBLEM
 
IGNITION COIL
 
COIL CONTROL CIRCUIT
 
SPARK PLUG
 
CHECKING FUEL PRESSURE
 
FUEL PUMP INLET STRAINER PLUGGED
 
RESTRICTED FUEL SUPPLY LINE
 
FUEL PUMP MODULE
 
CHECKING FUEL LEAK DOWN
 
FUEL INJECTOR OPERATION
 
ASD RELAY OUTPUT CIRCUIT (INJECTOR)
 
FUEL INJECTOR
 
INJECTOR CONTROL CIRCUIT
 
PCM (IGNITION SYSTEM)
 
PCM
 

Trouble Code: P0302



CYLINDER #2 MISFIRE

Possible Causes:



INTERMITTENT MISFIRE
 
VISUAL AND PHYSICAL INSPECTION
 
IGNITION WIRE
 
ASD RELAY OUPUT CIRCUIT (COIL)
 
ENGINE MECHANICAL PROBLEM
 
IGNITION COIL
 
COIL CONTROL CIRCUIT
 
SPARK PLUG
 
CHECKING FUEL PRESSURE
 
FUEL PUMP INLET STRAINER PLUGGED
 
RESTRICTED FUEL SUPPLY LINE
 
FUEL PUMP MODULE
 
CHECKING FUEL LEAK DOWN
 
FUEL INJECTOR OPERATION
 
ASD RELAY OUTPUT CIRCUIT (INJECTOR)
 
FUEL INJECTOR
 
INJECTOR CONTROL CIRCUIT
 
PCM (IGNITION SYSTEM)
 
PCM
 

Trouble Code: P0303



CYLINDER #3 MISFIRE

Possible Causes:



INTERMITTENT MISFIRE
 
VISUAL AND PHYSICAL INSPECTION
 
IGNITION WIRE
 
ASD RELAY OUPUT CIRCUIT (COIL)
 
ENGINE MECHANICAL PROBLEM
 
IGNITION COIL
 
COIL CONTROL CIRCUIT
 
SPARK PLUG
 
CHECKING FUEL PRESSURE
 
FUEL PUMP INLET STRAINER PLUGGED
 
RESTRICTED FUEL SUPPLY LINE
 
FUEL PUMP MODULE
 
CHECKING FUEL LEAK DOWN
 
FUEL INJECTOR OPERATION
 
ASD RELAY OUTPUT CIRCUIT (INJECTOR)
 
FUEL INJECTOR
 
INJECTOR CONTROL CIRCUIT
 
PCM (IGNITION SYSTEM)
 
PCM
 

Trouble Code: P0304



CYLINDER #4 MISFIRE

Possible Causes:



INTERMITTENT MISFIRE
 
VISUAL AND PHYSICAL INSPECTION
 
IGNITION WIRE
 
ASD RELAY OUPUT CIRCUIT (COIL)
 
ENGINE MECHANICAL PROBLEM
 
IGNITION COIL
 
COIL CONTROL CIRCUIT
 
SPARK PLUG
 
CHECKING FUEL PRESSURE
 
FUEL PUMP INLET STRAINER PLUGGED
 
RESTRICTED FUEL SUPPLY LINE
 
FUEL PUMP MODULE
 
CHECKING FUEL LEAK DOWN
 
FUEL INJECTOR OPERATION
 
ASD RELAY OUTPUT CIRCUIT (INJECTOR)
 
FUEL INJECTOR
 
INJECTOR CONTROL CIRCUIT
 
PCM (IGNITION SYSTEM)
 
PCM
 

Trouble Code: P0305



CYLINDER #5 MISFIRE

Possible Causes:



INTERMITTENT MISFIRE
 
VISUAL AND PHYSICAL INSPECTION
 
IGNITION WIRE
 
ASD RELAY OUPUT CIRCUIT (COIL)
 
ENGINE MECHANICAL PROBLEM
 
IGNITION COIL
 
COIL CONTROL CIRCUIT
 
SPARK PLUG
 
CHECKING FUEL PRESSURE
 
FUEL PUMP INLET STRAINER PLUGGED
 
RESTRICTED FUEL SUPPLY LINE
 
FUEL PUMP MODULE
 
CHECKING FUEL LEAK DOWN
 
FUEL INJECTOR OPERATION
 
ASD RELAY OUTPUT CIRCUIT (INJECTOR)
 
FUEL INJECTOR
 
INJECTOR CONTROL CIRCUIT
 
PCM (IGNITION SYSTEM)
 
PCM
 

Trouble Code: P0306



CYLINDER #6 MISFIRE

Possible Causes:



INTERMITTENT MISFIRE
 
VISUAL AND PHYSICAL INSPECTION
 
IGNITION WIRE
 
ASD RELAY OUPUT CIRCUIT (COIL)
 
ENGINE MECHANICAL PROBLEM
 
IGNITION COIL
 
COIL CONTROL CIRCUIT
 
SPARK PLUG
 
CHECKING FUEL PRESSURE
 
FUEL PUMP INLET STRAINER PLUGGED
 
RESTRICTED FUEL SUPPLY LINE
 
FUEL PUMP MODULE
 
CHECKING FUEL LEAK DOWN
 
FUEL INJECTOR OPERATION
 
ASD RELAY OUTPUT CIRCUIT (INJECTOR)
 
FUEL INJECTOR
 
INJECTOR CONTROL CIRCUIT
 
PCM (IGNITION SYSTEM)
 
PCM
 

Trouble Code: P0315



No Crankshaft Position Sensor Learned

Possible Causes:



Crankshaft tone wheel flex plate is damaged
 
Tone wheel/pulse ring may be damaged
 
Erratic CKP Sensor signals (wiring/connector problem)
 
CKP Sensor has failed
 
PCM has failed
 

Trouble Code: P0325



Knock Sensor No. 1 Circuit

Possible Causes:



Knock Sensor connector is damaged or shorted
 
Knock Sensor signal circuit open or grounded
 
Knock Sensor signal circuit shorted to return circuit
 
Knock Sensor return circuit is open
 
Knock Sensor not tightened properly
 
Knock Sensor damaged or has failed (it may be open internally)
 
PCM has failed
 

Trouble Code: P0330



Knock Sensor No. 2 Circuit

Possible Causes:



Knock Sensor No. 2 signal circuit shorted to battery voltage or to KS 2 return circuit
 
Knock Sensor No. 2 signal circuit or return circuit is open
 
Knock Sensor No. 2 signal circuit is shorted to KS 2 return circuit or to ground
 
Knock Sensor damaged or has failed
 
PCM has failed
 

Trouble Code: P0335



Crankshaft Position Sensor Circuit

Possible Causes:



Intermittent CKP signal
 
CKP Sensor signal circuit is open or it is shorted to ground or voltage
 
CKP Sensor 5v supply circuit is open or shorted to ground or voltage
 
CKP Sensor ground circuit is open
 
CKP Sensor or CMP Sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0339



Crankshaft Position Sensor Circuit Intermittent

Possible Causes:



Check the tone wheel/pulse ring for damage or debris collection
 
CKP Sensor signal circuit is open or shorted to ground
 
CKP Sensor 5v supply circuit is open or shorted to ground
 
CKP Sensor is damaged or it has failed
 
PCM has failed
 

Trouble Code: P0340



No Camshaft Position Sensor Circuit Failure

Possible Causes:



CMP Sensor connector is damaged, open or it is shorted
 
CMP Sensor signal circuit is open or shorted to ground or to battery voltage or 5v supply circuit
 
CMP Sensor 5v supply circuit is open or shorted to ground or to battery voltage
 
CMP Sensor ground circuit is open
 
CMP Sensor is damaged or has failed
 
CKP Sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0344



Camshaft Position Sensor Circuit Intermittent

Possible Causes:



Wiring harness fault
 
5v supply circuit open or shorted to ground
 
Tone wheel/pulse ring is damaged or corroded
 
CMP Sensor has failed
 
CMP Sensor signal circuit is open, shorted to ground or battery voltage or 5v supply
 
CMP Sensor ground circuit is open
 
PCM has failed
 

 
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