Land Cruiser
- Disconnect 20-pin power window master switch connector from switch. Inspect connector on wire harness side. See POWER WINDOW MASTER SWITCH CIRCUIT TEST - CONNECTOR DISCONNECTED (LAND CRUISER) table. See Fig 1. If circuit is not as specified, inspect circuits connected to other components.
- Connect 20-pin power window master switch. Inspect connector from back side of connector. See POWER WINDOW MASTER SWITCH CIRCUIT TEST - CONNECTOR CONNECTED (LAND CRUISER) table. See Fig 1. If circuit is not as specified, inspect circuits connected to other components.
POWER WINDOW MASTER SWITCH CIRCUIT TEST - CONNECTOR DISCONNECTED (LAND CRUISER)
| Connector Terminal No. To Ground |
Condition |
Result |
| 9 |
Constant |
Continuity |
| 1 |
Constant |
Battery Voltage |
| 3 |
Ignition Switch In LOCK Position |
No Voltage |
| 3 |
Ignition Switch In ACC Or ON Position |
Battery Voltage |
POWER WINDOW MASTER SWITCH CIRCUIT TEST - CONNECTOR CONNECTED (LAND CRUISER)
| Connector Terminal No. To Ground |
Condition |
Result |
| 6 |
Window Lock Switch OFF |
Battery Voltage |
| 6 |
Window Lock Switch ON |
No Voltage |
| 8 |
Master Switch OFF |
No Voltage |
| 8 |
Master Switch DOWN |
9 Volts Or Greater |
| 8 |
Driver Door Glass Closed |
No Voltage |
| 8 |
Master Switch AUTO DOWN |
9 Volts Or Greater |
| 8 |
Driver Door Glass Open |
No Voltage |
| 10 |
Constant |
Continuity |
| 12 |
Power Window Operating |
Approximately 5.5 Volts |
| 13 |
Master Switch DOWN (Driver Door Glass Open) |
Less Than 1 Volt |
| 13 |
Master Switch UP (Driver Door Glass Closed) |
10-14 Volts |
| 13 |
Master Switch OFF |
No Voltage |
| 18 |
|
2.5 Volts |
| 20 |
Master Switch OFF |
No Voltage |
| 20 |
Master Switch DOWN |
9 Volts Or Greater |
| 20 |
Driver Door Glass Is Closed |
No Voltage |
| 20 |
Master Switch AUTO UP |
9 Volts Or Greater |
| 20 |
Driver Door Glass Is Open |
No Voltage |
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