Diagnostic Test

WARNING: This page is about a different car, the 2016 Dodge Durango. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR AN ACTIVE DTC
1. Test drive or operate the vehicle in accordance with the when monitored and set conditions.
2. With the scan tool, read DTCs and record on the repair order.
  Is the DTC active or pending?
  
  Yes
  - Go To 2
  No
  - Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to INTERMITTENT CONDITION .
CHECK THE VEHICLE BATTERY CONDITION
1. Turn the ignition off.
2. Disconnect the Negative Cable from the Vehicle Battery.
3. Using the approved Battery tester, check the Vehicle Battery state of charge.
  Did the Vehicle Battery pass the load test?
  
  Yes
  - Go To 3
  No
  - Recharge or replace the Vehicle Battery and retest.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
CHECK THE (T760) POWER CONTROL RELAY CONTROL CIRCUIT VOLTAGE
1. Reconnect the Negative Cable to the Vehicle Battery.
2. Disconnect the Power Control Relay harness connector.
3. Turn the ignition on.
4. Measure the voltage on the (T760) Power Control Relay Control circuit at the Power Control Relay harness connector.
  Is there any voltage present?
  
  Yes
  - Go To 4
  No
  - Replace the Power Control Relay in accordance with the Service Information.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
CHECK THE PCR CONTROL RELAY
1. Remove the PCR Control Relay from the PDC.
2. Measure the voltage on the (T760) Power Control Relay Control circuit at the Power Control Relay harness connector.
  Is there any voltage present?
  
  Yes
  - Go To 5
  No
  - Replace the PCR Control Relay.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
CHECK THE POWER CONTROL RELAY CONTROL FOR A SHORT TO VOLTAGE
1. Turn the ignition off.
2. Disconnect the PDC C4 harness connector.
3. Check for continuity between the (T760) Power Control Relay Control circuit and all other circuit at the PDC C4 harness connector.
  Is there continuity between the (T760) Power Control Relay Control circuit and any other circuit?
  
  Yes
  - Repair the short between the (T760) Power Control Relay Control circuit and the circuit that showed continuity.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Replace the PDC in accordance with the Service Information. Refer to CENTER, POWER DISTRIBUTION (PDC), REMOVAL .
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .