Step | Action | Value(s) | Yes | No |
---|---|---|---|---|
1 | Was the Lighting Systems Diagnostic System Check performed? | -- | Go to Step 2 | |
2 |
Does the scan tool value change? | -- | Go to Step 3 | Go to Step 4 |
3 |
Is the scan tool value near the specified value? | 0 | Go to Step 6 | Go to Step 4 |
4 |
Is the voltage within the specified range? | 4.4-4.8 V | Go to Step 5 | Go to Step 7 |
5 |
Is the voltage within the specified range? | 0.2-0.6 V | Go to Step 6 | Go to Step 7 |
6 | Replace the instrument cluster. Refer to Instrument Cluster Replacement in Instrument Panel, Gauges and Console. Is the instrument cluster replacement complete? | -- | Go to Step 14 | -- |
7 |
Is the resistance less than the specified value? | 5 ohms | Go to Step 8 | Go to Step 11 |
8 | Measure resistance from the headlamp switch connector C2 cavity B (DK GRN) to ground. Is the resistance less than the specified value? | 5 ohms | Go to Step 13 | Go to Step 9 |
9 | Measure resistance from the headlamp switch connector C2 cavity C (BLK) to the instrument cluster connector C3 cavity D13 (BLK). Is the resistance less than the specified value? | 5 ohms | Go to Step 10 | Go to Step 12 |
10 | Replace the headlamp switch. Refer to Headlamp Switch Replacement in Lighting Systems. Is the headlamp switch replacement complete? | -- | Go to Step 14 | -- |
11 | Repair the open in CKT 44 (DK GRN) between the instrument cluster and the headlamp switch. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Step 14 | -- |
12 | Repair the open in CKT 470 (BLK) between the instrument cluster and the headlamp switch. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Step 14 | -- |
13 | Repair the short to ground in CKT 44 (DK GRN) between the instrument cluster and the headlamp switch. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Step 14 | -- |
14 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK. | Go to Step 2 |