For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
Schematic Reference: Exterior Lights Schematics
1 | Did you review the Lighting System Description and Operation and perform the necessary inspections? | Go to Step 2 | Go to Symptoms - Lighting Systems
2 | Verify that the turn signal lamps and/or indicators are inoperative. Does the system operate normally? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3
3 |

1. Turn the ignition switch to the ON position.
2. Disconnect the turn/hazard flasher connector. Refer to Hazard and Turn Signal Flasher Replacement for access.
3. Test for B+ at cavity 2 of the turn/hazard flasher connector.

Is B+ present at cavity 2 of the turn/hazard flasher connector?

Go to Step 4

Go to Step 7

4 | Test for high resistance between cavity 1 of the turn/hazard flasher connector and ground. Is there high resistance in the WHT/BLK wire? | Go to Step 5 | Go to Step 10
5 | Test for high resistance between cavity 3 of the turn/hazard flasher connector and cavity 2 of the turn signal/headlamp switch connector. Is there high resistance in the GRN/WHT wire? | Go to Step 6 | Go to Step 11
6 | Replace the turn/hazard flasher. Refer to Hazard and Turn Signal Flasher Replacement . Is the replacement complete? | Go to Step 16 | --
7 |

1. Disconnect connector C5 of junction block 2.
2. Test for high resistance between cavity 4 of connector C5 of junction block 2 and cavity 7 of the hazard switch.

Is there high resistance is the GRN/ORN wire?

Go to Step 8

Go to Step 14

8 | Test for an open between cavity 2 of the turn/hazard flasher 9 and cavity 5 of the hazard switch. Is an open condition present? | Go to Step 9 | Go to Step 15
9 | Replace the hazard switch. Is the repair complete? | Go to Step 16 | --
10 | Repair the open in the WHT/BLK wire between cavity 1 of the turn/hazard flasher and ground. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 16 | --
11 | Test for an open between cavity 3 of the turn/hazard flasher connector and cavity 5 of connector C6 of junction block 1. Is an open condition present? | Go to Step 12 | Go to Step 13
12 | Repair the open between cavity 2 of the turn signal switch and cavity 5 of connector C6 of junction block 1. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 16 | --
13 | Repair the open between cavity 3 of the turn/hazard flasher and cavity 5 of connector C6 of junction block 1. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 16 | --
14 | Repair the open in the GRN/ORN wire between cavity 4 of connector C5 of junction block 2 and cavity 7 of the hazard switch. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 16 | --
15 | Repair the open in the GRN/RED wire between cavity 2 of the turn/hazard switch and cavity 5 of the hazard switch. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 16 | --
16 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3