GM Service Manual Online
For 1990-2009 cars only

RAP Remains ON with RH Door Open

Step

Action

Value(s)

Yes

No

1

Were you sent here from the RAP Diagnostic System Check?

--

Go to Step 2

Go to RAP Diagnostic System Check

2

  1. Install the scan tool.
  2. Establish communication with the RH door control module.

Can communication be established?

--

Go to Step 3

Refer to Scan Tool does not Communicate with Component

3

Check for any stored DTCs.

Are any DTCs present?

--

Refer to applicable DTC diagnostic table

Go to Step 5

4

  1. Disconnect the RH door control module connector C1.
  2. Open the RH door.
  3. Use the DMM to check CKT 746 for continuity to ground between terminal 10 of the RH door control module (red) connector C1 and ground.

Is CKT 746 continuous to ground?

--

Go to Step 10

Go to Step 5

5

  1. Disconnect the RH door ajar indicator switch.
  2. Use the DMM to measure CKT 746 for continuity between terminal C of the RH door ajar indicator switch connector and terminal 10 of the RH door control module connector C1.

Is CKT 746 continuous between these two connectors?

--

Go to Step 7

Go to Step 6

6

Locate and repair an open or a high resistance in CKT 746.

Is the repair complete?

--

Go to RAP Diagnostic System Check

--

7

Use the DMM to measure CKT 150 for continuity between terminal D of the RH door ajar indicator switch connector and ground.

Is CKT 150 continuous to ground?

--

Go to Step 9

Go to Step 8

8

Locate and repair an open or a high resistance in CKT 150.

Is the repair complete?

--

Go to RAP Diagnostic System Check

--

9

Replace the RH door ajar indicator switch.

Is the repair complete?

--

Go to RAP Diagnostic System Check

--

10

  1. Disconnect the BCM (lower pink) connector C2.
  2. RH door open.
  3. Use the DMM to measure CKT 746 for continuity to ground between terminal D1 of the BCM connector C2 and ground.

Is CKT 746 continuous to ground?

--

Go to Step 12

Go to Step 11

11

Locate and repair an open or a high resistance in CKT 746.

Is the repair complete?

--

Go to RAP Diagnostic System Check

--

12

Replace the RH door control module.

Is the replacement complete?

--

Go to RAP Diagnostic System Check

--