Diagnostic Test

WARNING: This page is about a different variant/trim than selected.

DTC IS ACTIVE
1. Attempt to start the engine. If the engine will not crank, turn the ignition switch to the crank position for 5.0 seconds.
  WARNING:
  When the engine is operating, do not stand in direct line with the fan. Do not put your hands near the pulleys, belts or fan. Do not wear loose clothing. Failure to follow these instructions may result in possible serious or fatal injury.
2. With the scan tool, select View DTCs.
  Is the status Active for this DTC?
  
  Yes
  - Go To 2.
  No
  - Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to INTERMITTENT CONDITION .
STARTER RELAY
1. Turn the ignition off.
2. Remove the Starter Relay.
3. Install a known good relay.
4. Attempt to start the engine
  Does the DTC set again with the new relay?
  
  Yes
  - Go To 3.
  No
  - Replace the starter relay.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
(T752) STARTER CONTROL CIRCUIT SHORTED TO VOLTAGE

Fig 1: Checking Starter Control Circuit For A Short To Voltage
Courtesy of CHRYSLER GROUP, LLC
1. Turn the ignition off.
2. Disconnect the PDC C3 harness connector.
3. Disconnect the Powertrain Control Module (PCM) C1 harness connector.
4. Turn the ignition on.
5. Measure the voltage of the (T752) Starter Control circuit in the PCM C1 harness connector.
  Is there any voltage present?
  
  Yes
  - Repair the (T752) Starter Control circuit for a short to voltage.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 4.
(T752) STARTER CONTROL CIRCUIT SHORTED TO GROUND

Fig 2: Checking Starter Control Circuit For A Short To Ground
Courtesy of CHRYSLER GROUP, LLC
1. Turn the ignition off.
2. Measure the resistance between ground and the (T752) Starter Control circuit in the PCM C1 harness connector.
  Is the resistance below 100 Ohms?
  
  Yes
  - Repair the (T752) Starter Control circuit for a short to ground.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 5.
(T752) STARTER CONTROL CIRCUIT OPEN OR HIGH RESISTANCE
1. Measure the resistance of the (T752) Starter Control circuit between the PDC C3 harness connector and the PCM C1 harness connector.
  Is the resistance below 5.0 Ohms?
  
  Yes
  - Go To 6.
  No
  - Repair the (T752) Starter Control circuit for an open circuit or high resistance.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
POWER DISTRIBUTION CENTER (PDC)
1. Remove the Starter Relay.
2. Measure the resistance of the (T752) Starter Control circuit from the relay terminal to the PDC C3 pin 57.
3. Measure the resistance between ground and the (T752) Starter Control circuit at the relay terminal.
  Is the (T752) Starter Control circuit open or shorted to ground in the PDC?
  
  Yes
  - Replace the Power Distribution Center in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 7.
POWERTRAIN CONTROL MODULE (PCM)
1. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors between the Totally Integrated Power Module (TIPM) and the Powertrain Control Module (PCM).
2. Look for any chafed, pierced, pinched, or partially broken wires.
3. Look for broken, bent, pushed out or corroded terminals.
4. Perform any Technical Service Bulletins that may apply.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Replace and program the Powertrain Control Module (PCM) in accordance with the Service Information. Refer to MODULE, POWERTRAIN CONTROL, REMOVAL .
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .