B18E5-POWER LIFTGATE FRONT ZONE SWITCH STUCK
For a complete wiring diagram Refer to Section 8W
- 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.
| Possible Causes |
| (G25) LIFTGATE SWITCH SENSE CIRCUIT PARTIALLY SHORT TO GROUND |
| LIFTGATE (OVERHEAD) SWITCH STUCK |
| POWER LIFTGATE MODULE |
Diagnostic Test
1. DTC PRESENTWith the scan tool, record DTCs.
Erase DTCs.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the liftgate several times from the overhead switch.
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 BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE).
2. LIFTGATE RELEASE SWITCH STUCK
Disconnect the Overhead Liftgate Release Switch harness connector.
Erase DTCs.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
With the scan tool, read DTC's.
Does the scan tool display B18E5–POWER LIFTGATE FRONT ZONE SWITCH STUCK?
Yes
- Go To3
No
- Replace the Overhead Liftgate Switch assembly in accordance with the service information.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE).
3. (G25) LIFTGATE SWITCH SENSE CIRCUIT SHORT TO GROUND
Disconnect the Power Liftgate Module C2 harness connector.
Measure the resistance between ground and the (G25) Liftgate Switch Sense circuit.
Is the resistance below 7000.0 ohms?
Yes
- Repair the (G25) Liftgate Switch Sense circuit for a partial short to ground.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE).
No
- Replace the Power Liftgate Module in accordance with the service information.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE).