B18B7

B18B7-MASTER SWITCH - REAR LEFT WINDOW SWITCH STUCK



- When Monitored:
At all times.

- Set Condition:
Whenever the module detects a Rear Left Window signal from the master power window switch, for over 30 seconds, this code will set.





1. TEST FOR INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, record and erase DTC's
3. Operate the Rear Left Window up and down several times.
4. Wait 30 seconds.
5. With the scan tool, read DTC's.

Does the scan tool display B18B7-MASTER SWITCH-REAR LEFT WINDOW SWITCH STUCK?

Yes

- Go To 2

No

- The conditions that caused this code to set are not present at this time. Operate the switch several more times. If the switch ever sticks, replace it.
- Perform BODY VERIFICATION TEST Body Verification Test.

2. MASTER POWER WINDOW/DOOR LOCK SWITCH

NOTE: Anytime this code is active, the switch must be replaced.

Repair

- Replace the Driver Window/Door Lock Switch.
- Perform BODY VERIFICATION TEST Body Verification Test.