Aspen 2007, Durango 2005-2007

3.7L V6 VIN K Auto 6

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Trouble Code: P0734



A/T Additional Gear Ratio Error In Fourth Gear

Possible Causes:



Related DTCs will be present
 
Transmission solenoid/pressure switch assembly has malfunctioned or failed
 
Internal transmission mechanical problems may exist
 
Intermittent gear ratio errors are present
 

Trouble Code: P0735



A/T Gear Ratio Error Fourth Prime

Possible Causes:



Related Gear Ratio trouble codes may be stored (note that some of these Gear Ratio trouble codes may be intermittent)
 
Transmission has internal problems or damage present
 

Trouble Code: P0736



A/T Additional Gear Ratio Error In Reverse Gear

Possible Causes:



Related DTCs will be present
 
Internal transmission mechanical problems may exist
 
Intermittent gear ratio errors are present
 

Trouble Code: P0740



A/T Torque Converter Clutch System Out of Range

Possible Causes:



Related DTCs will be present
 
Internal transmission mechanical problems may exist
 
Intermittent gear ratio errors are present
 

Trouble Code: P0750



A/T Low/Reverse Solenoid Circuit Failure

Possible Causes:



Related relay DTCs present
 
Transmission control relay output circuit open
 
L/R solenoid control circuit open or shorted to ground or to voltage
 
L/R solenoid/pressure switch assembly has malfunctioned or failed
 
Intermittent wiring and connectors
 
PCM has failed
 

Trouble Code: P0755



A/T 2/4 Solenoid Circuit Failure

Possible Causes:



Related DTCs present
 
Transmission control relay output circuit open
 
2/4 Solenoid control circuit is open or shorted to ground
 
2/4 Solenoid control circuit is shorted to system power
 
2/4 Solenoid is damaged or has failed
 
Intermittent wiring or connector problems
 
PCM has failed
 

Trouble Code: P0760



A/T Overdrive Solenoid Circuit Failure

Possible Causes:



Related DTCs present
 
Transmission control relay output circuit open
 
O/D Solenoid control circuit is open or shorted to ground
 
O/D Solenoid control circuit is shorted to system power
 
O/D Solenoid is damaged or has failed
 
PCM has failed
 

Trouble Code: P0765



A/T Underdrive Solenoid Circuit Failure

Possible Causes:



Related DTCs present
 
Transmission control relay output circuit open
 
U/D Solenoid control circuit is open or shorted to ground
 
U/D Solenoid control circuit is shorted to system power
 
U/D Solenoid is damaged or has failed
 
Intermittent wiring or connector problems
 
PCM has failed
 

Trouble Code: P0770



4C SOLENOID CIRCUIT

Possible Causes:



RELATED RELAY DTC'S PRESENT
 
(T259) 4C SOLENOID CONTROL CIRCUIT SHORT TO OTHER CIRCUITS
 
(T259) 4C SOLENOID CONTROL CIRCUIT OPEN
 
(T259) 4C SOLENOID CONTROL CIRCUIT SHORT TO GROUND
 
TRANSMISSION SOLENOID/TRS ASSEMBLY
 
POWERTRAIN CONTROL MODULE
 

Trouble Code: P0841



Low/Reverse Pressure Switch Sense Circuit Malfunction

Possible Causes:



Related DTCs present
 
Loss of Prime P0944 DTC present
 
Transmission control relay output circuit open
 
L/R switch sense circuit is open or is shorted to ground or to voltage
 
L/R pressure switch is damaged or has failed
 
Intermittent wiring or connector problems
 
PCM has failed
 

Trouble Code: P0845



A/T 2/4 Hydraulic Pressure Test Malfunction

Possible Causes:



2/4 pressure is incorrect, or internal transmission faults exist
 
2/4 pressure switch circuit is open, shorted to ground or power
 
2/4 pressure switch is damaged or it has failed
 
Transmission solenoids/TRS assembly is damaged or have failed
 
TCM relay power circuit to 2/4 switch is open (loss of B+)
 
Intermittent wiring or connector problems exist
 
PCM or TCM has failed
 

Trouble Code: P0846



A/T 2/4 Pressure Switch Circuit Malfunction

Possible Causes:



2/4 pressure is incorrect, or internal transmission faults exist
 
2/4 pressure switch circuit is open, shorted to ground or power
 
2/4 pressure switch is damaged or it has failed
 
TCM relay power circuit to L/R switch is open (loss of B+)
 
PCM/TCM has failed
 

Trouble Code: P0850



A/T Park/Neutral Switch Performance

Possible Causes:



Check for any TCM related codes stored in the TCM controller
 
PCM has failed
 

Trouble Code: P0868



LINE PRESSURE LOW

Possible Causes:



CHECK FOR RELATED DTC'S
 
LOW FLUID LEVEL
 
(F856) 5-VOLT SUPPLY CIRCUIT OPEN
 
POOR LINE PRESSURE SENSOR CONNECTION
 
(F856) 5-VOLT SUPPLY CIRCUIT SHORT TO GROUND
 
(F856) 5-VOLT SUPPLY CIRCUIT SHORT TO VOLTAGE
 
(T118) PRESSURE CONTROL SOLENOID CONTROL CIRCUIT SHORT TO ANOTHER CIRCUIT
 
INTERNAL TRANSMISSION
 
LINE PRESSURE SENSOR
 
CRACKED, PLUGGED, OR MIS-INSTALLED PRIMARY OIL FILTER
 
LOOSE COOLER RETURN SPIN ON FILTER (IF EQUIPPED)
 
STUCK OR STICKING MAIN REGULATOR VALVE
 
POWERTRAIN CONTROL MODULE
 

Trouble Code: P0869



LINE PRESSURE HIGH

Possible Causes:



(F856) 5-VOLT SUPPLY CIRCUIT OPEN
 
LINE PRESSURE SENSOR CONNECTION
 
(T118) PRESSURE CONTROL SOLENOID CONTROL CIRCUIT OPEN
 
(F856) 5-VOLT SUPPLY CIRCUIT SHORT TO GROUND
 
(T118) PRESSURE CONTROL SOLENOID CONTROL CIRCUIT SHORT TO GROUND
 
TRANSMISSION CONTROL RELAY OUTPUT CIRCUIT
 
LINE PRESSURE SENSOR
 
STUCK OR STICKING MAIN REGULATOR VALVE
 
POWERTRAIN CONTROL MODULE
 

Trouble Code: P0870



A/T Hydraulic Pressure Line Malfunction

Possible Causes:



Check for related line pressure trouble codes
 
Check for related speed ratio and pressure switch codes
 
5v supply circuit is open or is shorted to ground
 
Transmission Control Relay output circuit is open
 
OD Pressure Switch sense circuit is shorted to ground or to voltage
 
Excessive debris in the oil pan
 
Line pressure Sensor connector is loose or damaged
 
Oil pressure switch is damaged or has failed
 
Intermittent wiring or connector problems exist
 
PCM or TCM has failed
 

Trouble Code: P0871



A/T O/D Pressure Switch Circuit Malfunction

Possible Causes:



Related DTCs may be present
 
O/D pressure is incorrect, or internal transmission faults exist
 
O/D pressure switch circuit is open, shorted to ground or power
 
O/D pressure switch is damaged or it has failed
 
TCM relay power circuit to O/D switch is open (loss of B+)
 
Intermittent wiring or connector problems exist
 
PCM or TCM has failed
 

Trouble Code: P0875



UD HYDRAULIC PRESSURE TEST

Possible Causes:



LINE PRESSURE SENSOR
 
TRANSMISSION FLUID CONTAMINATION
 
RELATED DTCS PRESENT
 
TRANSMISSION SOLENOID/TRS ASSEMBLY
 
EXCESSIVE DEBRIS IN OIL PAN
 
POOR LINE PRESSURE SENSOR CONNECTION
 
TRANSMISSION CONTROL RELAY DTCS PRESENT
 
(F856) 5-VOLT SUPPLY CIRCUIT OPEN
 
(F856) 5-VOLT SUPPLY CIRCUIT SHORT TO GROUND
 
(T29) UD PRESSURE SWITCH SENSE CIRCUIT SHORT TO VOLTAGE
 
TRANSMISSION SOLENOID/TRS ASSEMBLY
 
INTERNAL TRANSMISSION
 
POWERTRAIN CONTROL MODULE
 

Trouble Code: P0876



UD PRESSURE SWITCH RATIONALITY

Possible Causes:



RELATED DTCS PRESENT
 
LOW FLUID LEVEL
 
NO. 2 CHECK BALL CUT OR DAMAGED
 
LOW LINE PRESSURE
 
CRACKED OR MISINSTALLED SUMP FILTER OR SEAL
 
LOOSE COOLER RETURN SPIN ON FILTER (IF EQUIPPED)
 
STICKING MAIN REGULATOR VALVE IN PUMP VALVE BODY
 
(T29) UD PRESSURE SWITCH SENSE CIRCUIT OPEN
 
(T29) UD PRESSURE SWITCH CIRCUIT SHORT TO GROUND
 
(T29) UD PRESSURE SWITCH SENSE CIRCUIT SHORT TO ANOTHER CIRCUIT
 
TRANSMISSION SOLENOID/TRS ASSEMBLY
 
POWERTRAIN CONTROL MODULE
 

Trouble Code: P0884



Power-Up Automatic Transmission Speed Malfunction

Possible Causes:



TCM power supply circuit to direct battery is open
 
TCM power supply circuit to the ignition switch is open
 
TCM power ground circuit is open or the connector is loose
 
TCM has failed
 

Trouble Code: P0888



A/T Relay Output Malfunction

Possible Causes:



Fused B+ circuit is open
 
TC relay output circuit is open or is shorted to ground
 
TC relay control circuit is open or is shorted to ground
 
TC relay ground circuit is open
 
TC relay has failed
 
Intermittent wiring or connector problems exist
 
Transmission solenoid/pressure switch assembly has malfunctioned or failed
 
PCM/TCM has failed
 

Trouble Code: P0890



A/T TCM Switched Battery Circuit Malfunction

Possible Causes:



2/4 switch circuit is shorted to system power (B+)
 
L/R switch circuit is shorted to system power (B+)
 
O/D switch circuit is shorted to system power (B+)
 
TCM switched battery circuit is damaged
 
Intermittent wiring or connector problems exist
 
PCM/TCM has failed
 

Trouble Code: P0891



A/T TCM Relay Always On

Possible Causes:



TCM relay output circuit is shorted to system power (B+)
 
TCM relay control circuit is shorted to system power (B+)
 
TCM relay is damaged or it has failed (it may be stuck closed)
 
Intermittent wiring or connector problems exist
 
PCM/TCM has failed
 

Trouble Code: P0897



A/T Transmission Fluid Burnt Or Worn Out

Possible Causes:



Automatic transmission fluid is burnt or contaminated
 
Automatic transmission fluid is worn out
 

Trouble Code: P0932



LINE PRESSURE SENSOR CIRCUIT

Possible Causes:



RELATED DTCS PRESENT
 
LINE PRESSURE SENSOR CONNECTOR AND WIRING
 
LINE PRESSURE SENSOR CONNECTOR NOT PROPERLY SEATED
 
INTERNAL TRANSMISSION
 
POWERTRAIN CONTROL MODULE
 

Trouble Code: P0934



LINE PRESSURE SENSOR CIRCUIT LOW

Possible Causes:



(F856) 5-VOLT SUPPLY CIRCUIT OPEN
 
(F856) 5-VOLT SUPPLY CIRCUIT SHORT TO GROUND
 
(T38) LINE PRESSURE SENSOR SIGNAL CIRCUIT SHORT TO GROUND
 
LINE PRESSURE SENSOR
 
POWERTRAIN CONTROL MODULE
 

Trouble Code: P0935



LINE PRESSURE SENSOR CIRCUIT HIGH

Possible Causes:



(T38) LINE PRESSURE SENSOR SIGNAL CIRCUIT OPEN
 
(K900) SENSOR GROUND CIRCUIT OPEN
 
(T38) LINE PRESSURE SENSOR SIGNAL CIRCUIT SHORT TO VOLTAGE
 
LINE PRESSURE SENSOR
 
POWERTRAIN CONTROL MODULE
 

Trouble Code: P0944



A/T Loss Of Prime Pressure

Possible Causes:



A/T pressure switch connector is damaged, loose or shorted
 
Invalid PRNDL code (shift lever position error)
 
Automatic transmission fluid level is too low
 
Transmission oil filter is clogged or severely restricted
 
Transmission oil pump is damaged or weak
 
Intermittent wiring or connector problems exist
 

Trouble Code: P0952



A/T AutoStick Sensor Circuit Malfunction

Possible Causes:



AutoStick assembly is damaged or has failed
 
Intermittent wiring or connector problems exist
 
Downshift sense or Upshift sense circuit is shorted to ground
 
PCM/TCM has failed
 

Trouble Code: P0953



A/T AutoStick Sensor Circuit High

Possible Causes:



AutoStick assembly is damaged or has failed
 
Intermittent wiring or connector problems exist
 
Downshift sense or Upshift sense circuit is shorted to ground
 
PCM/TCM has failed
 

Trouble Code: P0987



4C HYDRAULIC PRESSURE TEST

Possible Causes:



LINE PRESSURE SENSOR
 
TRANSMISSION FLUID CONTAMINATION
 
RELATED DTC'S PRESENT
 
TRANSMISSION SOLENOID/TRS ASSEMBLY
 
EXCESSIVE DEBRIS IN OIL PAN
 
POOR LINE PRESSURE SENSOR CONNECTION
 
TRANSMISSION CONTROL RELAY DTCS PRESENT
 
(F856) 5-VOLT SUPPLY CIRCUIT OPEN
 
(F856) 5-VOLT SUPPLY CIRCUIT SHORT TO GROUND
 
(T48) 4C PRESSURE SWITCH SENSE CIRCUIT SHORT TO ANOTHER CIRCUIT
 
TRANSMISSION SOLENOID/TRS ASSEMBLY
 
INTERNAL TRANSMISSION
 
POWERTRAIN CONTROL MODULE
 

Trouble Code: P0988



4C PRESSURE SWITCH RATIONALITY

Possible Causes:



RELATED RELAY DTC'S PRESENT
 
DTC P0871 ALSO PRESENT
 
LOSS OF 12-VOLT FEED
 
(T48) 4C PRESSURE SWITCH SENSE CIRCUIT OPEN
 
(T48) 4C PRESSURE SWITCH SENSE CIRCUIT SHORT TO GROUND
 
EXCESSIVE FLUID LEAKAGE WITH 4C CLUTCH CIRCUIT
 
#5 CHECK BALL CUT OR DAMAGED
 
LOW LINE PRESSURE
 
TRANSMISSION SOLENOID/TRS ASSEMBLY
 
POWERTRAIN CONTROL MODULE
 
WIRING AND CONNECTORS
 

Trouble Code: P0992



A/T 2/4 & O/D Hydraulic Pressure Test Malfunction

Possible Causes:



2/4 pressure switch circuit is open, shorted to ground or power
 
2/4 pressure switch is damaged or it has failed
 
O/D pressure switch circuit is open, shorted to ground or power
 
O/D pressure switch is damaged or it has failed
 
Internal transmission faults exist
 
TCM relay power circuit to 2/4 or O/D switch open (loss of B+)
 
PCM/TCM has failed
 

Trouble Code: P1115



General Temperature Sensor Performance

Possible Causes:



Sensor signal circuit is open or shorted to ground
 
Sensor ground circuit is open or shorted to VREF (5v)
 
One or more of the identified Sensors is out-of-calibration
 
Ambient air temperature Sensor is damaged or it has failed
 
PCM High or Low circuit is damaged or it has failed
 

Trouble Code: P1195



O2 (B1 S1) Circuit Insufficient Activity

Possible Causes:



Base engine mechanical fault affecting more than one cylinder
 
Exhaust leak present in exhaust manifold or exhaust pipes
 
O2 element fuel contamination or has deteriorated
 
O2 signal circuit or ground circuit has high resistance
 
PCM has failed
 

Trouble Code: P1196



O2 (B2 S1) Circuit Insufficient Activity

Possible Causes:



Base engine mechanical fault affecting more than one cylinder
 
Exhaust leak present in exhaust manifold or exhaust pipes
 
O2 element fuel contamination or has deteriorated
 
O2 signal circuit or ground circuit has high resistance
 

Trouble Code: P1281



Engine Is Cold Too Long

Possible Causes:



Check the operation of the thermostat (it may be stuck open)
 
ECT Sensor signal circuit has high resistance
 
ECT Sensor is damaged or it has failed
 
Inspect for low coolant level or an incorrect coolant mixture
 

Trouble Code: P1282



Fuel Pump Relay Control Circuit Malfunction

Possible Causes:



Fuel pump relay control circuit is open or shorted to ground
 
Fuel pump relay power circuit is open (test power from Ignition)
 
Fuel pump relay is damaged or has failed
 
PCM has failed
 

Trouble Code: P1294



Target Idle Speed Not Reached

Possible Causes:



Engine vacuum leak in a hose, brake booster or in the engine
 
IAC motor control circuits open or grounded in the wire harness
 
Throttle body dirty or restricted (trying cleaning it and retesting)
 
Throttle linkage or throttle plate not in the correct position
 
PCM has failed
 

Trouble Code: P1296



5-Volt VREF Supply Not Present

Possible Causes:



MAP Sensor VREF circuit open between the Sensor and PCM
 
MAP Sensor ground circuit open between the Sensor and PCM
 
MAP Sensor is damaged or has failed
 
PCM has failed
 

 
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