B18E5

B18E5-POWER LIFTGATE FRONT ZONE SWITCH STUCK





For a complete wiring diagram, refer to the Wiring Information

- When Monitored:
Whenever the Power Liftgate Module is awake.

- Set Condition:
When the Power Liftgate Module senses the (G25) Liftgate Switch Sense circuit is active (2.0 to 3.5 volts) for longer than 10 seconds, this code will set.





1. DTC PRESENT
1. With the scan tool, record DTCs.
2. Erase DTCs.
3. Turn the ignition off, wait 10 seconds, then turn the ignition on.
4. Operate the liftgate several times from the overhead switch.
5. With the scan tool, read DTCs.

Does the scan tool display B18E5-POWER LIFTGATE FRONT ZONE SWITCH STUCK?

Yes

- Go To 2

No

- Using the wiring diagram/schematic as a guide, inspect the wiring and connectors for an intermittent condition.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

2. LIFTGATE RELEASE SWITCH STUCK




1. Disconnect the Overhead Liftgate Release Switch harness connector.
2. Erase DTCs.
3. Turn the ignition off, wait 10 seconds, then turn the ignition on.
4. With the scan tool, read DTC's.

Does the scan tool display B18E5-POWER LIFTGATE FRONT ZONE SWITCH STUCK?

Yes

- Go To 3

No

- Replace the Overhead Liftgate Switch assembly.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

3. (G25) LIFTGATE SWITCH SENSE CIRCUIT SHORT TO GROUND




1. Disconnect the Power Liftgate Module C2 harness connector.
2. Measure the resistance between ground and the (G25) Liftgate Switch Sense circuit.

Is the resistance below 7,000 ohms?

Yes

- Repair the (G25) Liftgate Switch Sense circuit for a partial short to ground.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

- Replace the Power Liftgate Module.
- Perform the BODY VERIFICATION TEST. Body Verification Test.