Ram B1500, B2500, B3500, 1999-2003

5.9L V8 VIN Z Std 8

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Trouble Code: P1795



Transmission Control Module Internal Malfunction

Possible Causes:



Extremely low battery (system) voltage
 
Engine "starts" since set counter less than three (3)
 

Trouble Code: P1796



A/T Additional AutoStick Input Circuit Malfunction

Possible Causes:



AutoStick switch ground circuit is open
 
AutoStick downshift switch is stuck in open or closed position
 
AutoStick downshift Sensor circuit is open or shorted to ground
 
AutoStick switch power circuit is open (test power at Fused B+)
 
AutoStick Upshift switch is stuck in open or closed position
 
AutoStick Upshift switch Sensor is open or shorted to ground
 

Trouble Code: P1797



A/T Manual Shift Overheat Malfunction

Possible Causes:



ATF fluid level too high (transmission may be overfilled)
 
Engine Cooling System or engine cooling fan malfunction
 
Excessive drive time in low gear, or aggressive drive patterns
 
Transmission oil cooler is clogged or restricted
 

Trouble Code: P1798



A/T Transmission Fluid Is Burnt Or Contaminated

Possible Causes:



ATF is burnt, contaminated or very dirty
 
Extremely low battery (system) voltage
 
Transmission pan has debris
 
Transmission has internal damage causing the vehicle shudder
 

Trouble Code: P1799



A/T Calculated Oil Temperature In Use Malfunction

Possible Causes:



TFT Sensor signal circuit is open
 
TFT Sensor ground circuit is open
 
TFT Sensor signal circuit is shorted to ground
 
TFT Sensor signal circuit is shorted to VREF (5v)
 
TFT Sensor signal not correct for the ATF fluid temperature
 
Speed Sensor signal circuit is open or shorted to ground
 
Speed Sensor signal circuit is shorted to system power
 
TCM oil temperature Sensor high or low circuit has failed
 

Trouble Code: P1899



A/T Park Neutral Switch Stuck in Park Position or In Gear

Possible Causes:



P/N switch signal circuit is open between the switch and PCM
 
P/N switch signal circuit is shorted to Sensor or chassis ground
 
P/N switch ground circuit is open (at the switch mounting point)
 
P/N switch is stuck in P/N position, or stuck in Drive position
 
P/N switch is damaged or has failed
 
PCM has failed
 

Trouble Code: P2302



Ignition Coil No. 1 Secondary Circuit Insufficient Ionization

Possible Causes:



Intermittent condition
 
Cylinder No. 1 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 1 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
ASD relay output circuit problems
 
PCM has failed
 

Trouble Code: P2305



Ignition Coil No. 2 Secondary Circuit Insufficient Ionization

Possible Causes:



Intermittent condition
 
Cylinder No. 2 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 2 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
ASD relay output circuit problems
 
PCM has failed
 

Trouble Code: P2308



Ignition Coil No. 3 Secondary Circuit Insufficient Ionization

Possible Causes:



Intermittent condition
 
Cylinder No. 3 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 3 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
ASD relay output circuit problems
 
PCM has failed
 

Trouble Code: P2311



Ignition Coil No. 4 Secondary Circuit Insufficient Ionization

Possible Causes:



Intermittent condition
 
Cylinder No. 4 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 4 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
ASD relay output circuit problems
 
PCM has failed
 

Trouble Code: P2314



Ignition Coil No. 5 Secondary Circuit Insufficient Ionization

Possible Causes:



Intermittent condition
 
Cylinder No. 5 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 5 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
ASD relay output circuit problems
 
PCM has failed
 

Trouble Code: P2317



Ignition Coil No. 6 Secondary Circuit Insufficient Ionization

Possible Causes:



Intermittent condition
 
Cylinder No. 6 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 6 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
ASD relay output circuit problems
 
PCM has failed
 

Trouble Code: P2320



Ignition Coil No. 7 Secondary Circuit Insufficient Ionization

Possible Causes:



Cylinder No. 7 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 7 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P2323



Ignition Coil No. 8 Secondary Circuit Insufficient Ionization

Possible Causes:



Cylinder No. 8 spark plug or wire is damaged or it has failed
 
Ignition Coil No. 8 is damaged or it has failed
 
Ignition coil control circuit is open or shorted to ground
 
PCM has failed
 

Trouble Code: P2503



Charging System Voltage Low

Possible Causes:



Battery sense circuit has a high resistance condition
 
Generator ground circuit has a high resistance condition
 
Generator field ground circuit is open
 
Generator field control circuit is open or shorted to ground
 
Generator is damaged or it has failed
 

Trouble Code: P2700



A/T L/R Inadequate Element Volume Detected

Possible Causes:



L/R volume clutch index is too low
 
TCM L/R volume clutch circuit is damaged or has failed
 

Trouble Code: P2701



A/T 2C Inadequate Element Volume Detected

Possible Causes:



2C volume clutch index is too low
 
TCM 2C volume clutch circuit is damaged or has failed
 

Trouble Code: P2702



A/T O/D Inadequate Element Volume Detected

Possible Causes:



O/D volume clutch index is too low
 
TCM O/D volume clutch circuit is damaged or has failed
 

Trouble Code: P2703



A/T U/D Inadequate Element Volume Detected

Possible Causes:



U/D volume clutch index is too low
 
TCM U/D volume clutch circuit is damaged or has failed
 

Trouble Code: P2704



A/T 4C Inadequate Element Volume Detected

Possible Causes:



4C volume clutch index is too low
 
TCM 4C volume clutch circuit is damaged or has failed
 

Trouble Code: P2706



A/T MS Solenoid Circuit Malfunction

Possible Causes:



Check for a loose connector to the MS solenoid (intermittent)
 
MS solenoid control circuit is open or shorted to ground
 
MS solenoid control circuit is shorted to system power (B+)
 
MS solenoid is damaged or it has failed
 
Transmission control relay output supply circuit is open
 
TCM MS solenoid circuit is damaged or it has failed
 

 
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