B1A8F

B1A8F-00-IGNM PHOTO POSITION FAILURE

For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
Continuously.

- Set Conditions:
The Radio Frequency Hub (RF-Hub) detects an internal fault in the Ignition Node Module (IGNM).





Diagnostic Test
REPLACE THE IGNM IF THE DTC IS ACTIVE
1. Turn the ignition on.
2. With the scan tool, record and erase the RF-Hub DTCs.
3. Apply the service brakes and shift the transmission from park to all other gears several times.
4. Cycle the ignition off then back on.
5. Apply the service brakes and shift the transmission from park to other gears.
6. Wait 30 seconds.
7. With the scan tool, read the active DTCs.

Does the scan tool display: B1A8F-00-IGNM PHOTO SENSOR FAILURE as active?

Yes

- Replace the Ignition Node Module (IGNM). Ignition Node Module - Removal.
- Perform the BODY VERIFICATION TEST. Body Verification Test .

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. If this DTC ever returns, replace the Ignition Node Module. Keyless Ignition Node Receiver - Removal.
- Perform the BODY VERIFICATION TEST. Body Verification Test .