Diagnostic Test

WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

TEST FOR INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, record and erase TIPM DTCs.
3. Cycle the ignition from on to off three times.
4. Turn the ignition on.
5. With the scan tool, read active TIPM DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 2.
  No
  - Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
ANTILOCK BRAKE MODULE - INTERNAL SHORT
1. Turn the ignition off.
2. Disconnect the Antilock Brake Module harness connector.
3. Turn the ignition on.
4. With the scan tool, record and erase TIPM DTCs.
5. Cycle the ignition from on to off three times.
6. Turn the ignition on.
7. With the scan tool, read active TIPM DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 3.
  No
  - Inspect the wiring and connectors for damage or shorted circuits. If OK, replace the Antilock Brake Module in accordance with the Service Information. Refer to MODULE, Anti-Lock Brake System , Removal .
  - Perform the ABS VERIFICATION TEST. Refer to ABS VERIFICATION TEST .
POWERTRAIN CONTROL MODULE (PCM) - INTERNAL SHORT
1. Turn the ignition off.
2. Disconnect the PCM C1 (gasoline engine applications) or PCM C2 (diesel engine applications) harness connector.
3. Turn the ignition on.
4. With the scan tool, record and erase TIPM DTCs.
5. Cycle the ignition from on to off three times.
6. Turn the ignition on.
7. With the scan tool, read active TIPM DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 4.
  No
  - Inspect the wiring and connectors for damage or shorted circuits. If OK, replace and program the PCM in accordance with the Service Information. Refer to MODULE, Powertrain Control , Removal MODULE, Powertrain Control, 6.7L Diesel [ETJ] , Removal .
  - Perform the appropriate POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST , or POWERTRAIN VERIFICATION TEST - 6.7L .
OCCUPANT RESTRAINT CONTROLLER (ORC) - INTERNAL SHORT
1. Turn the ignition off.
2. Disconnect the ORC C1 harness connector.
3. Turn the ignition on.
4. With the scan tool, record and erase TIPM DTCs.
5. Cycle the ignition from on to off three times.
6. Turn the ignition on.
7. With the scan tool, read active TIPM DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 5.
  No
  - Inspect the wiring and connectors for damage or shorted circuits. If OK, replace and program the ORC in accordance with the Service Information. Refer to CONTROLLER, Occupant Restraint , Removal .
  - Perform the RESTRAINTS SYSTEM VERIFICATION TEST. Refer to Standard Procedure .
DRIVETRAIN CONTROL MODULE (DTCM) - INTERNAL SHORT
1. Turn the ignition off.
  NOTE:
  If vehicle is not equipped with this module, answer yes to the question.
2. Disconnect the DTCM C1 harness connector.
3. Turn the ignition on.
4. With the scan tool, record and erase TIPM DTCs.
5. Cycle the ignition from on to off three times.
6. Turn the ignition on.
7. With the scan tool, read active TIPM DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 6.
  No
  - Inspect the wiring and connectors for damage or shorted circuits. If OK, replace and program the DTCM in accordance with the Service Information. Refer to MODULE, Drivetrain Control , Removal .
  - Perform the DTCM VERIFICATION TEST. Refer to DTCM VERIFICATION TEST .
WIRELESS IGNITION NODE (WIN) - INTERNAL SHORT
1. Turn the ignition off.
2. Disconnect the WIN harness connector.
3. Turn the ignition on.
4. With the scan tool, record and erase TIPM DTCs.
5. Cycle the ignition from on to off three times.
6. Turn the ignition on.
7. With the scan tool, read active TIPM DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 7.
  No
  - Inspect the wiring and connectors for damage or shorted circuits. If OK, replace and program the WIN in accordance with the Service Information. Refer to RECEIVER, Wireless Ignition Node , Removal .
  - Perform the WIRELESS IGNITION NODE (WIN) VERIFICATION TEST. Refer to WIRELESS IGNITION NODE (WIN) VERIFICATION .
STEERING ANGLE SENSOR (SAS) - INTERNAL SHORT
1. Turn the ignition off.
2. Disconnect the Clockspring C3 (SAS) harness connector.
3. Turn the ignition on.
4. With the scan tool, record and erase TIPM DTCs.
5. Cycle the ignition from on to off three times.
6. Turn the ignition on.
7. With the scan tool, read active TIPM DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 8.
  No
  - Inspect the wiring and connectors for damage or shorted circuits. If OK, replace the Clockspring and program the SAS in accordance with the Service Information. Refer to CLOCKSPRING , Removal .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
INTEGRATED TRAILER BRAKE MODULE (ITBM) - INTERNAL SHORT
1. Turn the ignition off.
  NOTE:
  If vehicle is not equipped with this module, answer yes to the question.
2. Disconnect the ITBM harness connector.
3. Turn the ignition on.
4. With the scan tool, record and erase TIPM DTCs.
5. Cycle the ignition from on to off three times.
6. Turn the ignition on.
7. With the scan tool, read active TIPM DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 9.
  No
  - Inspect the wiring and connectors for damage or shorted circuits. If OK, replace and program the ITBM in accordance with the Service Information. Refer to MODULE, Integrated Trailer Brake (ITBM) , Removal .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
(D52) OR (D65) CAN C BUS (+) CIRCUITS SHORTED TO VOLTAGE

Fig 1: Checking CAN C Bus (+) Circuit
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Disconnect the TIPM C1 and C7 harness connectors.
3. Turn the ignition on.
4. Measure the voltage between the (D52) and (D65) CAN C Bus (+) circuits and ground.
  Is there any voltage present?
  
  Yes
  - Repair the short to voltage in the (D52) or (D65) CAN C Bus (+) circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Go To 10.
(D51) OR (D64) CAN C BUS (-) CIRCUITS SHORTED TO VOLTAGE

Fig 2: Checking CAN C Bus (-) Circuits
Courtesy of CHRYSLER LLC
1. Measure the voltage between the (D51) and (D64) CAN C Bus (-) circuits and ground.
  Is there any voltage present?
  
  Yes
  - Repair the short to voltage in the (D51) or (D64) CAN C Bus (-) circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Go To 11.
(D52) OR (D65) CAN C BUS (+) CIRCUITS SHORTED TO GROUND

Fig 3: Checking CAN C Bus (+) Circuits
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Measure the resistance between ground and the (D52) and (D65) CAN C Bus (+) circuits.
  Is any resistance present?
  
  Yes
  - Repair the short to ground in the (D52) or (D65) CAN C Bus (+) circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Go To 12.
(D51) OR (D64) CAN C BUS (-) CIRCUITS SHORTED TO GROUND

Fig 4: Checking CAN C Bus (-) Circuit
Courtesy of CHRYSLER LLC
1. Measure the resistance between ground and the (D51) and (D64) CAN C Bus (-) circuits.
  Is any resistance present?
  
  Yes
  - Repair the short to ground in the (D51) or (D64) CAN C Bus (-) circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Go To 13.
(D52) OR (D65) CAN C BUS (+) CIRCUIT SHORTED TO (D51) OR (D64) CAN C BUS (-) CIRCUIT

Fig 5: Checking CAN C Bus (+) Circuits
Courtesy of CHRYSLER LLC
1. Measure the resistance between the (D52) or (D65) CAN C Bus (+) circuits and the (D51) or (D64) CAN C Bus (-) circuits.
  Is any resistance present?
  
  Yes
  - Repair the short between the (D52) or (D65) CAN C Bus (+) circuits and the (D51) or (D64) CAN C Bus (-) circuits.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Inspect the wiring and connectors for damage or shorted circuits. If OK, replace and program the TIPM in accordance with the Service Information. Refer to MODULE, Totally Integrated Power (TIPM) , Removal .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .