B222F

B222F-00-FLASH WRITE PERFORMANCE

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

- When Monitored:
With the ignition on.

- Set Condition:
The Adaptive Cruise Control (ACC) Module detects a fault during an internal diagnostic check.





Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Pre-Diagnostic Troubleshooting Procedure.

1. REPLACE THE ACC MODULE IF DTC IS ACTIVE
1. With the scan tool, read the active DTCs.
2. Cycle the ignition switch from off to on at least five times, leaving the ignition on for a minimum of 90 seconds per cycle.
3. With the scan tool, read the active DTCs.

Does the scan tool display this DTC as active?

Yes

- With a scan tool, reprogram the ACC to the latest software version.
- Go to 2

No

- If the DTC is stored, check for an intermittent condition. Visually inspect the related wiring harness connectors. Look for broken, bent, pushed out, or corroded terminals.
- Perform the ACC MODULE VERIFICATION TEST. Adaptive Cruise Control (ACC) Verification Test.

2. CONTINUED ACTIVE CODE AFTER PROGRAMING
1. With the scan tool, read the active DTCs.

Does the scan tool display this DTC as active after programming?

Yes

- Replace the ACC.
- Perform the ACC MODULE VERIFICATION TEST. Adaptive Cruise Control (ACC) Verification Test.

No

- Test is complete.