For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Power Door Locks System Check? | -- | Go to Step 2 | Go to Power Door Locks System Check
2 |

1. Place the ignition switch in the OFF position.
2. Measure the voltage between the suspect door lock switch connector terminal B and ground.

Does the voltage measure at the specified value?

B+

Go to Step 3

Go to Step 4

3 |

1. Hold the suspect door lock switch in the LOCK position.
2. Measure the voltage between the switch connector terminal H and ground.

Does the voltage measure at the specified value?

B+

Go to Step 5

Go to Step 8

4 | Repair an open in CKT 40. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Power Door Locks System Check | --
5 |

1. Hold the suspect door lock switch in the UNLOCK position.
2. Measure the voltage between the switch connector terminal D and ground.

Does the voltage measure at the specified value?

B+

Go to Step 6

Go to Step 8

6 | Test the following circuits for an open between the faulty switch and the automatic door lock switch relay:

• | CKT 194

• | CKT 195

Did you find an open in either of the circuits?

--

Go to Step 7

Go to Power Door Locks System Check

7 | Repair an open in the faulty circuit. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Power Door Locks System Check | --
8 | Replace the faulty door lock switch. Refer to the following procedures:

• | Door Lock and Side Window Switch Replacement

• | Door Lock and Side Window Switch Replacement

• | Door Lock and Side Window Switch Replacement

Is the repair complete?

--

Go to Power Door Locks System Check

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