Pinpoint Test CQ: The Power Liftgate Warning Chime Is Inoperative
- Normal Operation and Fault Conditions
See Power Liftgate Warning Chime. REFER to: Warning Chimes - System Operation and Component Description .
Possible Sources
- Communication concern
- Power liftgate concern
- RGTM
- GWM
- IPC
- CQ1 CHECK THE SEATBELT WARNING CHIME OPERATION
- Ignition OFF.
- Ignition ON.
- Monitor the seatbelt warning chime when the ignition switch is transitioned from OFF to RUN for 6 seconds.
Does the seatbelt warning chime operate for approximately 6 seconds?
Yes GO to CQ2 No GO to Pinpoint Test CS - CQ2 CHECK THE OPERATION OF THE POWER LIFTGATE
- Open and close the power liftgate.
Does the power liftgate operate correctly in both the open and close modes?
Yes GO to CQ3 No REFER to: Body Closures . - CQ3 PERFORM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST
- Using a diagnostic scan tool, perform the IPC self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to the IPC DTC Chart. Refer to Diagnostic Trouble Code (DTC) Chart . No GO to CQ4 - CQ4 PERFORM THE RGTM (REAR GATE TRUNK MODULE) SELF-TEST
- Using a diagnostic scan tool, perform the RGTM self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to the Master DTC Chart. No GO to CQ5 - CQ5 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)
- Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (DTCs).
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes REFER to: Communications Network . No INSTALL a new RGTM. REFER to: Rear Gate Trunk Module (RGTM) .