B219A

B219A-IGNITION UNLOCK RUN/START CONTROL CIRCUIT OVERCURRENT







- When Monitored:
With the ignition on.

- Set Condition:
Over current condition detected on the (F1) Fused Ignition Switch Output (Off-Run-Start) circuit.





1. CHECK FOR ACTIVE DIAGNOSTIC TROUBLE CODE (DTC)
1. Turn the ignition on.
2. Using the scan tool, read the active DTCs.

Does the scan tool display this DTC as active?

Yes

- Go To 2

No

- If the DTC is stored, check for an intermittent condition. Using the wiring diagram/schematic as a guide, visually inspect the related wiring harness connectors. Look for broken, bent, pushed out or corroded terminals.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

2. INSPECT THE TIPM AND PCM TERMINALS AND WIRE HARNESSES FOR A CONDITION CAUSING HIGH CIRCUIT RESISTANCE
1. Turn the ignition off.
2. Disconnect the TIPM C1 harness connector.
3. Disconnect the PCM C1 (gas and diesel) harness connector.
4. Inspect the connector terminals for signs of corrosion build up and damage.
5. Visually inspect the wiring harness for any chafed, pierced, pinched or partially broken wires hidden in the wire insulation.

Were any of the above conditions found?

Yes

- Repair as necessary.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

- Replace the TIPM
- Perform the BODY VERIFICATION TEST. Body Verification Test.