Diagnostic Test

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

CHECK FOR ACTIVE DTC
NOTE:
Check to make sure the battery and charging system are operating properly. Battery and/or charging system problems may cause these DTCs to set.

NOTE:
Diagnose any related Powertrain DTC(s) before continuing.
1. Turn the ignition on.
2. Using the scan tool, read TIPM DTC(s).
  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.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK THE (F20) IGNITION RUN/START CONTROL OUTPUT CIRCUIT FOR A SHORT TO BATTERY VOLTAGE

Fig 1: Checking Fused Ignition Switch Output (Run-Start) Circuit For Short To Battery Voltage
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Disconnect the TIPM C7 harness connector.
3. Disconnect the WIN harness connector.
4. Measure the voltage between ground and the (F20) Ignition Run/Start Control Output circuit in the WIN harness connector.
  Is there any voltage present?
  
  Yes
  - Repair the short to voltage in the (F20) Ignition Run/Start Control Output circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Go To 3.
CHECK THE WIN FOR AN INTERNAL SHORT TO VOLTAGE

Fig 2: Checking WIN For An Internal Short To Voltage
Courtesy of CHRYSLER LLC
1. Reconnect the WIN harness connector.
2. Measure the voltage between ground and the (F20) Ignition Run/Start Control Output circuit in the TIPM C7 harness connector.
  Is there any voltage present?
  
  Yes
  - Replace the WIN in accordance with the Service Information. Refer to RECEIVER, Wireless Ignition Node , Removal .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Replace the Totally Integrated Power Module (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 .