GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2007 🢒 Vibe - FWD 🢒 Body Systems 🢒 Wipers and Washers 🢒 Rear Wiper Always On

Step

Action

Yes

No

Schematic Reference: Wiper/Washer Schematics

Connector End View Reference: Wiper/Washer Connector End Views

DEFINITION: This table diagnoses the rear wipers are always on when the rear wiper/washer switch is in the OFF position.

1

Did you review the Rear Wiper/Washer System Description and Operation and perform the necessary inspections?

Go to Step 2

Go to Symptoms - Wiper/Washer Systems

2
  1. Turn the ignition ON, engine OFF.
  2. Verify that the rear wipers are always ON when the wiper/washer switch is in the OFF position.

Are the rear wipers always ON?

Go to Step 3

Go to Testing for Intermittent Conditions and Poor Connections

3
  1. Turn the ignition OFF.
  2. Disconnect the wiper/washer switch.
  3. Turn the ignition ON, engine OFF.

Are the rear wipers always ON?

Go to Step 4

Go to Step 7

4
  1. Turn the ignition OFF.
  2. Disconnect the rear wiper relay 2.
  3. Turn the ignition ON, engine OFF.

Are the rear wipers always ON?

Go to Step 5

Go to Step 8

5
  1. Turn the ignition ON, engine OFF.
  2. Test the wiper motor feed circuit for a short to voltage at the wiper motor connector.

Does the circuit have a short to voltage condition?

Go to Step 9

Go to Step 6

6

Replace the rear wiper motor. Refer to Windshield Wiper Motor Replacement .

Did you complete the replacement?

Go to Step 13

--

7

Replace the rear wiper/washer switch. Refer to Windshield Wiper and Washer Switch Replacement .

Did you complete the replacement?

Go to Step 13

--

8
  1. Disconnect the rear wiper motor.
  2. Turn the ignition ON, engine OFF.
  3. Test the wiper motor feed circuit for a short to voltage at the wiper motor connector.

Does the circuit have a short to voltage condition?

Go to Step 9

Go to Step 10

9

Repair the short to voltage condition. Refer to Wiring Repairs .

Did you complete the repair?

Go to Step 13

--

10
  1. Turn the ignition OFF.
  2. Test for a short to ground on the following circuits at the rear wiper relay connector:
    3. • Intermittent position circuit
    • Wiper relay ground circuit

Does either circuit have a short to ground condition?

Go to Step 11

Go to Step 12

11

Repair the short to voltage condition. Refer to Wiring Repairs .

Did you complete the repair?

Go to Step 13

--

12

Replace the rear wiper relay 2.

Did you complete the replacement?

Go to Step 13

--

13

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3