Toyota Sienna Service Manual: Window defogger switch
INSPECTION
1. INSPECT WINDOW DEFOGGER SWITCH
- Check the defogger switch illuminates.
Standard
If the result is not as specified, replace the switch assembly or bulb.
- Check the defogger timer.
- Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 3.
- Connect positive (+) lead from the battery to terminal 1 through a 1.4 W test bulb.
- Push the outer defogger switch ON then check
that the switch and the test bulb turn off after
thy illuminate for 12 to 18 minutes.
If the result is not as specified, replace the switch assembly
Repair
1. REPAIR REAR WINDOW DEFOGGER WIRE
Clean the broken wire tips with grease, wax and
silicone remover.
Place the masking tape along the both sides of the
wire.
Thoroug ...
Windshield deicer relay
ON-VEHICLE INSPECTION
1. INSPECT FR WIPER DEICER RELAY
Inspect the resistance.
Standard resistance
If the result is not as specified, replace the relay. ...
Other materials:
Rear axle hub bolt
COMPONENTS
Replacement
HINT:
Replace the RH side using the same procedures as for the
LH side.
1. REMOVE REAR WHEEL
2. SEPARATE REAR DISC BRAKE CALIPER
ASSEMBLY LH
(a) Separate rear disc brake caliper assembly LH for
2WD and disk rear brake type (See page AH-16).
3. SEPARATE REAR D ...
Fuel Pump Control Circuit
DESCRIPTION
The FUEL PUMP relay switches the fuel pump speed according to the engine
conditions. The fuel pump
operates when the ECM receives the starter-operating signal (STA) and
crankshaft-rotating signal (NE).
The FUEL PUMP relay is turned ON while the engine is idling or operating at l ...
Data list / active test
1. DATA LIST
HINT:
With the intelligent tester connected to the DLC3 and the
ignition switch to the ON position, the ABS, TRAC and
VSC data list can be displayed. Follow the prompts on
the tester screen to access the DATA LIST.
*: 2WD
2. ACTIVE TEST
HINT:
Performing the ACTIVE TEST usin ...
