Power Windows: Overview Mitsubishi Eclipse III

Power windows are used in all vehicles. When the power window main switch is operated, the quarter windows will open or close. This system has the following operations and features.

1. A timer function has been provided so that when all doors are closed and ignition is turned off, the power window can be operated for 30 seconds from the time the ignition is turned off.
2. The power window main switch contains a one-touch down switch that will automatically open the quarter windows.

The quarter window is controlled by the convertible top control module. For troubleshooting, refer to CONVERTIBLE TOP DIAGNOSIS . When the power window main switch is operated, the quarter window regulator motor operates and opens or close the quarter window.

A timer function has been provided to allow the quarter windows to be opened or closed in 30 seconds after the ignition switch is turned from "ON" to "LOCK" (OFF) position when a door < LH > and < RH > is closed (door switch is OFF).

If the following types of symptom occur, there may be a fault.

1. None of the quarter windows open or close.
2. There are quarter windows that do not open or close using the power window main switch.
3. When parking there are quarter windows that do not open using the convertible top switch.
4. The windows cannot be opened or closed using the power window main switch within 30 seconds after the ignition switch is turned from 30 seconds after the ignition switch is turned from "ON" to "LOCK" (OFF) position.

Use these steps to plan your diagnostic strategy. If you follow them carefully, you will be sure that you have exhausted most of the possible ways to find a power windows fault.

1. Gather information from customer.
2. Verify that the condition described by the customer exists.
3. Find the malfunction by following the Symptom Chart.
4. Verify malfunction is eliminated.

Scheme 1

Scheme 2

Scheme 3

CIRCUIT OPERATION

1. When the power main 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)

1. The cause may be a malfunction of the quarter window regulator motor drive circuit.

1. 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.

1. The cause may be a malfunction of the quarter window regulator motor < LH > drive circuit.

1. When the power window main 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.

1. The cause may be a malfunction of the quarter window regulator motor < RH > drive circuit.

1. When the power window switch is operated up or down, the operation side relay turns on, the power window motor operates, and opens or closes the door window < LH >.

1. The cause may be a malfunction of the power window motor < LH > drive circuit.

1. When the power window switch is operated up or down, the power window motor operates and opens or closes the door window.

1. The cause may be a malfunction of the power window motor < RH > drive circuit.

1. Power is supplied to the power window sub-switch from the power window relay.

1. The cause may be a malfunction of the power window sub-switch power supply circuit.

1. Power is supplied to the power window sub-switch from the power window relay.

TECHNICAL DESCRIPTION

1. The cause may be a malfunction of the power window main switch power supply circuit.