Step  | Action  | Value(s)  | Yes  | No  | 
|---|---|---|---|---|
| 
 Important: This diagnostic procedure is for all positions of the power mirror switch inoperative. If this condition does not exist, refer to Symptoms .  | ||||
1  | Did you review power mirrors operation and perform the necessary inspections?  | --  | Go to Step 2  | Go to Symptoms  | 
2  | Inspect PWR MIR 5A fuse 21 for open. Is the fuse open?  | --  | Go to Step 9  | Go to Step 3  | 
3  | 
 Does the test lamp light?  | --  | Go to Step 5  | Go to Step 4  | 
4  | Locate and repair an open in CKT 1740 (ORN) between the outside rearview mirror control switch and the I/P fuse block. Is the repair complete?  | --  | Go to Step 11  | --  | 
5  | Connect a test lamp from CKT 1740 (ORN) cavity H to CKT 750 (BLK) cavity A at the outside rearview mirror control switch. Does the test lamp light?  | --  | Go to Step 6  | Go to Step 7  | 
6  | 
 Is there continuity?  | --  | Go to Step 8  | Go to Step 10  | 
7  | Locate and repair an open in CKT 750 (BLK) between the outside rearview mirror control switch and G110. Is the repair complete?  | --  | Go to Step 11  | --  | 
8  | Replace the outside rearview mirror control switch. Refer to Power Accessory Switch Panel Replacement Is the repair complete?  | --  | Go to Step 11  | --  | 
9  | Locat and repair short to ground in CKT 1740 (ORN). Is the repair complete?  | --  | Go to Step 11  | --  | 
10  | Locate and repair open in CKT 1496 between the Outside Rearview Mirror Remote Control Switch and S501. Is the repair complete?  | --  | Go to Step 11  | --  | 
11  | Operate the system in order to verify the repair. Did you correct the condition?  | --  | System OK  | Go to Step 2  |