Liberty, Wrangler 2006-2007

2.4L L4 VIN 1 Auto 3

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Trouble Code: P0462



FUEL LEVEL SENSOR NO.1 LOW

Possible Causes:



FUEL LEVEL SENSOR VOLTAGE BELOW 0.0196 OF A VOLT
 
FUEL LEVEL SENSOR
 
(N4) FUEL LEVEL SIGNAL CIRCUIT SHORTED TO GROUND
 
(N4) FUEL LEVEL SIGNAL CIRCUIT SHORTED TO THE (K900) SENSOR GROUND CIRCUIT
 
PCM
 

Trouble Code: P0463



FUEL LEVEL SENSOR NO.1 HIGH

Possible Causes:



FUEL LEVEL SENSOR VOLTAGE ABOVE 4.9 VOLTS
 
FUEL LEVEL SENSOR
 
(N4) FUEL LEVEL SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE
 
(N4) FUEL LEVEL SIGNAL CIRCUIT OPEN
 
(K900) SENSOR GROUND CIRCUIT OPEN
 
PCM
 

Trouble Code: P0480



COOLING FAN NO.1 CONTROL CIRCUIT

Possible Causes:



LOW SPEED RADIATOR FAN RELAY OPERATION
 
LOW SPEED RADIATOR FAN RELAY
 
(F20) FUSED IGNITION SWITCH OUTPUT CIRCUIT
 
(A16) FUSED B+ CIRCUIT
 
(N201) LOW SPEED RAD FAN RELAY CONTROL CIRCUIT OPEN
 
(N201) LOW SPEED RAD FAN RELAY CONTROL CIRCUIT SHORTED TO GROUND
 
PCM
 

Trouble Code: P0481



COOLING FAN NO.2 CONTROL CIRCUIT

Possible Causes:



HIGH SPEED RADIATOR FAN RELAY OPERATION
 
HIGH SPEED RADIATOR FAN RELAY
 
(F20) FUSED IGNITION SWITCH OUTPUT CIRCUIT
 
(A16) FUSED B+ CIRCUIT
 
(N112) HIGH SPEED RAD FAN RELAY CONTROL CIRCUIT OPEN
 
(N112) HIGH SPEED RAD FAN RELAY CONTROL CIRCUIT SHORT TO GROUND
 
PCM
 

Trouble Code: P0498



NVLD CANISTER VENT VALVE SOLENOID CIRCUIT LOW

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
VEHICLE HISTORY AND SERVICE BULLETIN INVESTIGATION
 
NVLD SOLENOID
 
(K106) NVLD SOL CONTROL CIRCUIT SHORTED TO GROUND
 
PCM
 

Trouble Code: P0499



NVLD CANISTER VENT VALVE SOLENOID CIRCUIT HIGH

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
VEHICLE HISTORY AND SERVICE BULLETIN INVESTIGATION
 
NVLD SOLENOID
 
(K106) NVLD SOL CONTROL CIRCUIT SHORTED TO BATTERY VOLTAGE
 
(K106) NVLD SOL CONTROL CIRCUIT OPEN
 
(Z913) GROUND CIRCUIT OPEN
 
PCM
 

Trouble Code: P0501



VEHICLE SPEED SIGNAL PERFORMANCE

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
(K75) VSS CIRCUIT SHORTED TO BATTERY VOLTAGE
 
RESISTANCE IN THE (F856) 5-VOLT SUPPLY
 
RESISTANCE BETWEEN GROUND AND THE (F856) 5-VOLT SUPPLY CIRCUIT
 
VEHICLE SPEED SENSOR
 
RESISTANCE BETWEEN GROUND AND THE (K75) VSS SIGNAL CIRCUIT
 
(K75) VSS SIGNAL CIRCUIT SHORTED TO THE (K900) SENSOR GROUND CIRCUIT
 
PCM
 

Trouble Code: P0506



IDLE SPEED PERFORMANCE LOWER THAN EXPECTED

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
AIR INDUCTION SYSTEM
 
IAC OPERATION
 
PCM
 

Trouble Code: P0507



IDLE SPEED PERFORMANCE HIGHER THAN EXPECTED

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
AIR INDUCTION SYSTEM
 
VACUUM LEAKS
 
IAC OPERATION
 
PCM
 

Trouble Code: P0508



IAC VALVE SIGNAL CIRCUIT LOW

Possible Causes:



IAC MOTOR OPERATTION
 
IAC MOTOR
 
(K61) IAC CONTROL CIRCUIT SHORTED TO GROUND
 
(K961) IAC SIGNAL CIRCUIT OPEN
 
(K961) IAC SIGNAL CIRCUIT SHORTED TO GROUND
 
(K61) IAC CONTROL CIRCUIT OPEN
 
PCM
 

Trouble Code: P0509



IAC VALVE SIGNAL CIRCUIT HIGH

Possible Causes:



IAC MOTOR OPERATION
 
IAC MOTOR
 
(K961) IAC SIGNAL CIRCUIT SHORTED TO VOLTAGE
 
(K61) IAC CONTROL CIRCUIT SHORTED TO VOLTAGE
 
(K61) IAC CONTROL CIRCUIT SHORTED TO (K961) IAC SIGNAL CIRCUIT
 
PCM
 

Trouble Code: P0513



INVALID SKIM KEY

Possible Causes:



INCORRECT VIN IN PCM
 
NO COMMUNICATION WITH SKIM
 
NO VIN PROGRAMMED IN THE PCM
 
SKIM TROUBLE CODES SET
 
IGNITION KEY
 
PCM
 

Trouble Code: P0516



BATTERY TEMPERATURE SENSOR LOW

Possible Causes:



BATTERY TEMP VOLTS BELOW 0.0392 OF A VOLT
 
BATTERY TEMPERATURE SENSOR
 
(K25) BATT TEMP SIGNAL CIRCUIT SHORTED TO GROUND
 
(K25) BATT TEMP SIGNAL CIRCUIT SHORTED TO THE (K900) SENSOR GROUND CIRCUIT
 
PCM
 

Trouble Code: P0517



BATTERY TEMPERATURE SENSOR HIGH

Possible Causes:



BATTERY TEMP SENSOR VOLTAGE ABOVE 4.9412 VOLTS
 
BATTERY TEMPERATURE SENSOR
 
(K118) BATT TEMP SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE
 
(K25) BATT TEMP SIGNAL CIRCUIT OPEN
 
(K900) SENSOR GROUND CIRCUIT OPEN
 
PCM
 

Trouble Code: P0522



OIL PRESSURE VOLTAGE LOW

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
OIL PRESSURE SWITCH
 
(G6) OIL PRESSURE SIGNAL CIRCUIT OPEN
 
(G6) OIL PRESSURE SIGNAL CIRCUIT SHORTED TO VOLTAGE
 
(G6) OIL PRESSURE SIGNAL CIRCUIT SHORTED TO GROUND
 
PCM
 

Trouble Code: P0532



A/C PRESSURE SENSOR LOW

Possible Causes:



A/C PRESSURE SENSOR VOLTAGE BELOW 0.6 OF A VOLT
 
(F856) 5-VOLT SUPPLY CIRCUIT OPEN
 
(F856) 5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND
 
A/C PRESSURE SENSOR
 
(C18) A/C PRESSURE SIGNAL CIRCUIT SHORTED TO GROUND
 
(C18) A/C PRESSURE SIGNAL CIRCUIT SHORTED TO THE (K900) SENSOR GROUND CIRCUIT
 
PCM
 

Trouble Code: P0533



A/C PRESSURE SENSOR HIGH

Possible Causes:



A/C PRESSURE SENSOR VOLTAGE ABOVE 4.6 VOLTS
 
A/C PRESSURE SENSOR
 
(C18) A/C PRESSURE SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE
 
(C18) A/C PRESSURE SIGNAL CIRCUIT OPEN
 
(C18) A/C PRESSURE SIGNAL CIRCUIT SHORTED TO THE (K856) 5-VOLT SUPPLY
 
(K900) SENSOR GROUND CIRCUIT OPEN
 
PCM
 

Trouble Code: P0551



POWER STEERING SWITCH PERFORMANCE

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
POWER STEERING PRESSURE SWITCH
 
(K66) P/S SWITCH SIGNAL CIRCUIT OPEN
 
(K66) P/S SWITCH SIGNAL CIRCUIT SHORTED TO GROUND
 
(Z987) GROUND CIRCUIT OPEN
 
PCM
 

Trouble Code: P0562



LOW BATTERY VOLTAGE

Possible Causes:



RELATED CHARGING SYSTEM DTCS
 
INTERMITTENT WIRING AND CONNECTORS
 
FUSED B+ CIRCUIT OPEN OR HIGH RESISTANCE
 
GROUND CIRCUIT OPEN OR HIGH RESISTANCE
 
TRANS CONTROL RELAY OUTPUT TO TCM OPEN OR HIGH RESISTANCE
 
TRANSMISSION CONTROL RELAY OPEN OR HIGH RESISTANCE
 
TRANSMISSION CONTROL MODULE
 

Trouble Code: P0563



BATTERY VOLTAGE HIGH

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
GENERATOR OPERATION
 
(K125) GEN FIELD CONTROL CIRCUIT SHORTED TO BATTERY VOLTAGE
 
PCM
 

Trouble Code: P0572



BRAKE SWITCH NO.1 CIRCUIT LOW

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
BRAKE LAMP SWITCH OPERATION
 
(B15) BRAKE SWITCH NO.1 SIGNAL CIRCUIT SHORTED TO GROUND
 
PCM
 

Trouble Code: P0573



BRAKE SWITCH NO.1 CIRCUIT HIGH

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
BRAKE LAMP SWITCH OPERATION
 
(B15) BRAKE SWITCH NO.1 SIGNAL CIRCUIT OPEN
 
(Z249) GROUND CIRCUIT OPEN
 
PCM
 

Trouble Code: P0580



SPEED CONTROL SWITCH NO.1 LOW

Possible Causes:



SPEED CONTROL SWITCH VOLTAGE LOW
 
SPEED CONTROL ON/OFF SWITCH
 
SPEED CONTROL RESUME/ACCEL SWITCH
 
CLOCKSPRING
 
(V37) S/C SIGNAL CIRCUIT SHORTED TO THE (K900) SENSOR GROUND CIRCUIT
 
(V37) S/C SIGNAL CIRCUIT SHORTED TO GROUND
 
PCM
 

Trouble Code: P0581



SPEED CONTROL SWITCH NO.1 HIGH

Possible Causes:



SPEED CONTROL SWITCH VOLTAGE HIGH
 
SPEED CONTROL SWITCHES
 
CLOCKSPRING
 
(V37) S/C SWITCH SIGNAL CIRCUIT SHORTED TO VOLTAGE
 
(V37) S/C SWITCH SIGNAL CIRCUIT OPEN BETWEEN PCM AND CLOCKSPRING
 
(K900) SENSOR GROUND CIRCUIT OPEN BETWEEN PCM AND CLOCKSPRING
 
(V37) S/C SWITCH SIGNAL CIRCUIT OPEN BETWEEN CLOCKSPRING AND S/C SWITCH
 
(K900) SENSOR GROUND CIRCUIT OPEN BETWEEN CLOCKSPRING AND S/C SWITCH
 
PCM
 

Trouble Code: P0582



SPEED CONTROL VACUUM SOLENOID CIRCUIT

Possible Causes:



SPEED CONTROL SOLENOID OPERATION
 
(V32) S/C SUPPLY CIRCUIT
 
SPEED CONTROL VACUUM SOLENOID
 
(V32) S/C SUPPLY SHORT TO GROUND
 
(V36) S/C VACUUM SOL CONTROL CIRCUIT SHORTED TO GROUND
 
(V32) S/C SUPPLY CIRCUIT OPEN
 
(V36) S/C VACUUM SOL CONTROL CIRCUIT OPEN
 
(Z901) S/C GROUND CIRCUIT OPEN
 
PCM
 

Trouble Code: P0586



SPEED CONTROL VENT SOLENOID CIRCUIT

Possible Causes:



SPEED CONTROL SOLENOID OPERATION
 
(V32) S/C SUPPLY CIRCUIT
 
SPEED CONTROL VENT SOLENOID
 
(V32) S/C SUPPLY SHORT TO GROUND
 
(V35) S/C VENT SOL CONTROL CIRCUIT OPEN
 
(V35) S/C VENT SOL CONTROL CIRCUIT SHORTED TO GROUND
 
(V32) S/C SUPPLY CIRCUIT OPEN
 
(Z901) S/C GROUND CIRCUIT OPEN
 
PCM
 

Trouble Code: P0594



SPEED CONTROL SERVO POWER CIRCUIT

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
(V32) S/C SUPPLY CIRCUIT OPEN
 
(V32) S/C SUPPLY CIRCUIT SHORTED TO GROUND
 
BRAKE LAMP SWITCH
 
(V30) S/C BRAKE SWITCH OUTPUT
 
(V30) S/C BRAKE SWITCH OUPUT CIRCUIT OPEN
 
(V30) S/C BRAKE SWITCH OUTPUT CIRCUIT SHORTED TO GROUND
 
PCM
 

Trouble Code: P0600



SERIAL COMMUNICATION LINK

Possible Causes:



PCM INTERNAL OR SPI
 

Trouble Code: P0601



INTERNAL MEMORY CHECKSUM INVALID

Possible Causes:



PCM INTERNAL OR SPI
 

Trouble Code: P0604



INTERNAL TCM

Possible Causes:



TCM - INTERNAL ERROR
 

Trouble Code: P0605



INTERNAL TCM

Possible Causes:



TCM - INTERNAL ERROR
 

Trouble Code: P0613



INTERNAL TCM

Possible Causes:



TCM - INTERNAL ERROR
 

Trouble Code: P0622



GENERATOR FIELD CONTROL CIRCUIT

Possible Causes:



GOOD TRIP EQUAL TO ZERO
 
GENERATOR OPERATION
 
(K125) GEN FIELD CONTROL CIRCUIT SHORTED TO BATTERY VOLTAGE
 
(K125) GEN FIELD CONTROL CIRCUIT OPEN
 
(K125) GEN FIELD CONTROL CIRCUIT SHORTED TO GROUND
 
(Z20) GROUND CIRCUIT OPEN
 
PCM
 

Trouble Code: P0627



FUEL PUMP RELAY CIRCUIT

Possible Causes:



FUEL PUMP RELAY OPERATION
 
(F1) FUSED IGNITION SWITCH OUTPUT CIRCUIT
 
(A930) FUSED B+ CIRCUIT
 
FUEL PUMP RELAY
 
(K31) FUEL PUMP RELAY CONTROL CIRCUIT OPEN
 
(K31) FUEL PUMP RELAY CONTROL CIRCUIT SHORTED TO GROUND
 
PCM
 

Trouble Code: P0630



VIN NOT PROGRAMMED IN PCM

Possible Causes:



PROGRAMMING VIN INTO PCM
 
PCM
 

Trouble Code: P0632



ODOMETER NOT PROGRAMMED IN PCM

Possible Causes:



PROGRAMMING MILEAGE INTO PCM
 
PCM
 

Trouble Code: P0633



SKIM KEY NOT PROGRAMMED IN PCM

Possible Causes:



PROGRAMMING SKIM KEY INTO PCM
 
PCM
 

Trouble Code: P0645



A/C CLUTCH RELAY CIRCUIT

Possible Causes:



A/C CLUTCH RELAY OPERATION
 
(F960) FUSED IGNITION SWITCH OUTPUT CIRCUIT
 
(A926) FUSED B+ CIRCUIT
 
A/C CLUTCH RELAY
 
(C13) A/C CLUTCH RELAY CONTROL CIRCUIT OPEN
 
(C13) A/C CLUTCH RELAY CONTROL CIRCUIT SHORTED TO GROUND
 
PCM
 

Trouble Code: P0685



ASD RELAY CONTROL CIRCUIT

Possible Causes:



ASD RELAY OPERATION
 
(A209) FUSED B+ CIRCUITS
 
ASD RELAY
 
(K342) ASD RELAY CONTROL CIRCUIT OPEN
 
(K342) ASD RELAY CONTROL CIRCUIT SHORTED TO GROUND
 
PCM
 

Trouble Code: P0688



ASD RELAY SENSE CIRCUIT LOW

Possible Causes:



VERIFY ASD DTC
 
ASD RELAY
 
(A209) FUSED B+ CIRCUITS
 
(K334) ASD RELAY OUTPUT CIRCUIT OPEN (NO START)
 
(K334) ASD RELAY OUTPUT CIRCUIT SHORTED TO GROUND
 
(K334) ASD RELAY OUTPUT CIRCUIT OPEN (START)
 
PCM
 

 
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