Quarter - Power Window

Only The Quarter Window [LH] Does Not Open And Close.

Quarter Window Regulator Motor <LH> Drive Circuit Part 1:

Connector:

CIRCUIT OPERATION
- When the power window switch is operated, signal is sent to the convertible top control module in order to operate the quarter window regulator motor to open/close the quarter window.

TECHNICAL DESCRIPTION (COMMENT)
- The cause may be a malfunction of the quarter window regulator motor [LH] drive circuit.

TROUBLESHOOTING HINTS
- Malfunction of the convertible top control module.
- Malfunction of the quarter window regulator motor assembly [LH].
- Damaged harness wires or connectors.

Connector:

STEP 1. Check harness wires between convertible top control module connector F-34 (terminals 10, 3) and quarter window regulator motor [LH] connector F-36 (terminals 1, 2).

Q: Are there any damaged wires between convertible top control module connector F-34 (terminals 10, 3) and quarter window regulator motor [LH] connector F-36 (terminals 1, 2)?

YES: Replace it, then go to Step 4.

NO: Go to Step 2.

STEP 2. Check the quarter window regulator motor [LH] operation.




1. Check that the motor runs smoothly when the battery is connected directly to the motor terminals.
2. Furthermore, check that the motor operates in reverse when the terminal connections are reversed.

Q: Is the quarter window regulator motor [LH] damaged?

YES: Replace it, then go to Step 4.

NO: Go to Step 3.

STEP 3. Check the power window main switch continuity.

1. Exchange the power window main switch with one in good condition to check that the quarter window glass operates properly.
2. If normal operates can not be seen, replace the convertible top control module.

Q: Is the power window main switch damaged?

YES: Replace it, then go to Step 4.

NO: Go to Step 4.

STEP 4. Check symptoms.

Q: Does the quarter windows open and close normally?

YES: This diagnosis is complete.

NO: Return to Step 1.