Honda Accord: Power Window Master Switch Input
Test - Power Windows - Body Electrical - Honda Accord MK8 2008-2012 Service ManualHonda Accord: Power Window Master Switch Input Test

NOTE: Before testing, troubleshoot the multiplex integrated control unit first, using B-CAN System Diagnosis Test Mode A (see page 22-134).

1. Turn the ignition switch to LOCK (0), open and close the driver's door, then remove the power window master switch.

• 4-door (see page 22-305)

• 2-door (see page 22-306)

2. Disconnect the 37P connector (A) from the door power window master switch (B).

The illustration shows 4-door.


The illustration shows 4-door.

3. Inspect the connector and socket terminals to be sure they are all making good contact.

• If the terminals are bent, loose or corroded, repair them as necessary and recheck the system.

• If the terminals look OK, go to step 4.

4. Reconnect the connector to the power window master switch, turn the ignition switch to ON (II), and do these input tests at the following connector.

• If any test indicates a problem, find and correct the cause, then recheck the system.

• If all the input tests prove OK, go to step 5.

5. Turn the ignition switch to LOCK (0), open and close the driver's door,


5. Turn the ignition switch to LOCK (0), open and close the driver's door, then disconnect the 37P connector from the power window master switch again.

6. With the connector stiii disconnected, do these input tests at the following connector.

• If any test indicates a problem, find and correct the cause, then recheck the system.

• If all the input tests prove OK, the door multiplex control unit must be faulty, replace the power window master switch.

- 4-door (see page 22-305)

- 2-door (see page 22-306)

NOTE: After replacing the power window master switch, reset the power window control unit (see page 22-280).


Front Passenger's Power Window


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