Schematic Reference: Door Lock/Indicator Schematics and Door Control Module Schematics

Connector End View Reference: Power Door Systems Connector End Views

Did you perform the Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle

Verify that the driver power door latch is inoperative.

Does the driver power door latch operate normally?

Go to Testing for Intermittent Conditions and Poor Connections

Go to Step 3

1. Install a scan tool.
2. Turn ON the ignition, with the engine OFF.
3. With a scan tool, observe the ext. driver door handle switch parameter in the driver door module (DDM) data list.
4. Press and release the driver exterior door handle switch.

Does the scan tool display alternate between Active and Inactive as the switch is pressed?

Go to Step 4

Go to Step 9

1. With a scan tool, observe the int. driver door handle switch parameter in the DDM data list.
2. Press and release the driver interior door handle switch.

Does the scan tool display alternate between Active and Inactive as the switch is pressed?

Go to Step 5

Go to Step 10

1. With a scan tool, observe the ext. driver door handle switch parameter in the RCDLR data list.
2. Press and release the driver exterior door handle switch.

Does the scan tool display alternate between Active and Inactive as the switch is pressed?

Go to Step 6

Go to Step 11

1. With a scan tool, observe the int. driver door handle switch parameter in the RCDLR data list.
2. Activate the driver interior door handle switch.

Does the scan tool display Inactive?

Go to Step 12

Go to Step 7

1. Turn OFF the ignition.
2. Disconnect the driver door latch.
3. Connect a test lamp between the driver door latch control circuit and the driver door latch enable control circuit of the driver door latch electrical connector.
4. Turn ON the ignition, with the engine OFF.
5. Activate a driver door handle switch.

Does the test lamp illuminate?

Go to Step 17

Go to Step 8

1. Probe the driver door latch control circuit of the driver door latch electrical connector with a test lamp that is connected to a good ground.
2. Activate a driver door handle switch.

Does the test lamp illuminate?

Go to Step 13

Go to Step 14

Test the left front exterior door handle switch signal circuit of the DDM for an open. Refer to Circuit Testing and Wiring Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 15

Test the left front interior door handle switch signal circuit of the DDM for an open. Refer to Circuit Testing and Wiring Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 16

Test the left front exterior door handle switch signal circuit of the remote control door lock receiver (RCDLR) for an open. Refer to Circuit Testing and Wiring Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 15

Test the left front interior door handle switch signal circuit of the RCDLR for an open. Refer to Circuit Testing and Wiring Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 16

Test the driver door latch enable control circuit for an open. Refer to Circuit Testing and Wiring Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 18

Test the driver door latch control circuit for a short to ground or an open. Refer to Circuit Testing and Wiring Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 19

Test the driver exterior door handle switch ground circuit for an open. Refer to Circuit Testing and Wiring Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 20

Test the driver interior door handle switch ground circuit for an open. Refer to Circuit Testing and Wiring Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 21

Inspect for poor connections at the harness connector of the driver power door latch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 22

Inspect for poor connections at the harness connector of the RCDLR. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 23

Inspect for poor connections at the harness connector of the body control module (BCM). Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 24

Inspect for poor connections at the harness connector of the driver exterior door handle switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 25

Inspect for poor connections at the harness connector of the driver interior door handle switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .

Did you find and correct the condition?

Go to Step 27

Go to Step 26

Replace the driver power door latch. Refer to Door Lock Replacement .

Did you complete the replacement?

Go to Step 27

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Replace the RCDLR. Refer to Control Module References for replacement, setup, and programming.

Did you complete the replacement?

Go to Step 27

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Replace the BCM. Refer to Control Module References for replacement, setup, and programming.

Did you complete the replacement?

Go to Step 27

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Replace the driver exterior door handle switch. Refer to Front Side Door Handle Switch Replacement .

Did you complete the replacement?

Go to Step 27

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Replace the driver interior door handle switch. Refer to Door Latch Release Switch Replacement - Driver Side .

Did you complete the replacement?

Go to Step 27

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Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2