Diagnostic Procedure

DTC U0447:86 (REAR ONE-TOUCH WALK-IN CONTROL MODULE) DIAGNOSTIC PROCEDURE

Step	Inspection		Action
1	VERIFY REAR ONE-TOUCH WALK-IN CONTROL MODULE DTCs Clear the DTC for the rear one-touch walk-in control module using the M-MDS. (See CLEARING DTC [REAR ONE-TOUCH WALK-IN CONTROL MODULE] .) Retrieve the rear one-touch walk-in control module DTCs using the M-MDS. (See DTC INSPECTION [REAR ONE-TOUCH WALK-IN CONTROL MODULE] .) Is the same DTC displayed?	Yes	Go to the next step.
1		No	Go to Step 5.
2	VERIFY INSTRUMENT CLUSTER DTCs Retrieve the instrument cluster DTCs using the M-MDS. (See DTC INSPECTION [INSTRUMENT CLUSTER] .) Are any DTCs displayed?	Yes	Repair or replace the malfunctioning part according to the applicable DTC troubleshooting. (See DTC TABLE [INSTRUMENT CLUSTER] .)
2		No	Go to the next step.
3	INSPECT INSTRUMENT CLUSTER Inspect the instrument cluster. (See INSTRUMENT CLUSTER INSPECTION .) Is the instrument cluster normal?	Yes	Go to the next step.
3		No	Replace the instrument cluster, then go to the next step. (See INSTRUMENT CLUSTER REMOVAL/INSTALLATION .)
4	VERIFY THAT REPAIRS HAVE BEEN COMPLETED Always reconnect all disconnected connectors. Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .) Clear the DTC for the rear one-touch walk-in control module using the M-MDS. (See CLEARING DTC [REAR ONE-TOUCH WALK-IN CONTROL MODULE] .) Retrieve the rear one-touch walk-in control module DTCs using the M-MDS. (See DTC INSPECTION [REAR ONE-TOUCH WALK-IN CONTROL MODULE] .) Is the same DTC displayed?	Yes	Repeat the inspection from Step 1. If the malfunction recurs, replace the rear one-touch walk-in control module. (See REAR ONE-TOUCH WALK-IN CONTROL MODULE REMOVAL/INSTALLATION .) Go to the next step.
4		No	Go to the next step.
5	VERIFY IF OTHER DTCs DISPLAYED Are any other DTCs displayed?	Yes	Repair or replace the malfunctioning part according to the applicable DTC troubleshooting. (See DTC TABLE [REAR ONE-TOUCH WALK-IN CONTROL MODULE] .)
5		No	DTC troubleshooting completed.