Step | Action | Yes | No |
---|---|---|---|
Schematic Reference: Exterior Lights Schematics Connector End View Reference: Master Electrical Component List in Wiring Systems | |||
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
2 |
Do the park lamps operate properly? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 |
Does the Park Lamp Switch data parameter display ON? | Go to Step 5 | Go to Step 4 |
4 |
Does the Park Lamp Switch data parameter display ON? | Go to Step 11 | Go to Step 7 |
5 |
Does the test lamp turn ON and OFF as the turn signal/multifunction switch is cycled? | Go to Step 9 | Go to Step 6 |
6 | Test the park lamp relay control circuit for an open, high resistance, or short to voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 13 |
7 | Locate and repair an open or high resistance in the turn signal/multifunction switch ground circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 8 |
8 | Locate and repair an open, high resistance, or short to voltage in the park lamp switch ON signal circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 13 |
9 |
Do all of the park lamps illuminate? | Go to Step 12 | Go to Step 10 |
10 | Locate and repair an open, high resistance, or short to ground in the inoperative park lamp supply voltage circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 14 |
11 | Inspect for poor connections at the harness connector of the turn signal/multifunction switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 15 |
12 | Inspect for poor connections at the park lamp relay. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 16 |
13 | Inspect for poor connections at the harness connector of the BCM. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 18 | Go to Step 17 |
14 | Locate and repair an open or high resistance in the inoperative park lamp ground circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 18 | -- |
15 | Replace the turn signal/multifunction switch. Refer to Turn Signal Multifunction Switch Replacement in Steering Wheel and Column. Did you complete the replacement? | Go to Step 18 | -- |
16 | Replace the park lamp relay. Refer to Relay Replacement in Wiring Systems. Did you complete the replacement? | Go to Step 18 | -- |
17 | Replace the BCM. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming. Did you complete the replacement? | Go to Step 18 | -- |
18 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2 |