Diagnostic Test

WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR ACTIVE DTC
NOTE: Make sure the battery and charging system are operating properly. Battery and/or charging system problems may cause this DTC 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 step 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 BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
(F20) IGNITION RUN-START OUTPUT CIRCUIT SHORTED TO BATTERY VOLTAGE

Fig 1: Checking Ignition Run-Start Output Circuit For Short To Voltage
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Disconnect the TIPM C3 harness connector.
3. Disconnect the WIN harness connector.
4. Measure the voltage between the (F20) Ignition Run-Start Output circuit and ground.
  Is there any voltage present?
  
  Yes
  - Repair the short to battery voltage in the (F20) Ignition Run-Start Output circuit.
  - Perform BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
  No
  - Go to step 3
CHECK THE WIN FOR AN INTERNAL SHORT TO VOLTAGE
1. Reconnect the WIN harness connector.
2. Measure the voltage between the (F20) Ignition Run-Start Output circuit and ground.
  Is there any voltage present?
  
  Yes
  - Replace the WIN in accordance with the Service Information.
  - Perform BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
  No
  - Replace the TIPM in accordance with the Service Information.
  - Perform BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .