Toyota Sienna Service Manual: Removal
1. DISCHARGE FUEL SYSTEM PRESSURE
2. REMOVE V-BANK COVER SUB-ASSEMBLY
3. DRAIN ENGINE COOLANT
4. REMOVE WINDSHIELD WIPER MOTOR ASSEMBLY
5. REMOVE FRONT OUTER COWL TOP PANEL SUBASSEMBLY
6. REMOVE AIR CLEANER CAP SUB-ASSEMBLY
7. REMOVE AIR CLEANER CASE SUB-ASSEMBLY
8. REMOVE INTAKE AIR SURGE TANK ASSEMBLY
- Disconnect the 2 water by-pass hoses from the throttle body [A].
- Disconnect the vapor feed hose [B].
- Disconnect the throttle body connector and clamp [C].
- Disconnect the ventilation hose [D].
- Disconnect the union to check valve hose [E].
- Disconnect the connector [F].
- Using a 5 mm socket hexagon wrench, remove the 4 bolts [G].
- Remove the 2 nuts, 2 bolts and intake air surge tank [H].
- Remove the gasket from the intake air surge tank [I].
9. REMOVE FUEL MAIN TUBE SUB-ASSEMBLY
10. REMOVE INTAKE MANIFOLD
11. REMOVE KNOCK CONTROL SENSOR
- Disconnect the 2 knock sensor connectors.
- Remove the 2 bolts and then remove the 2 knock control sensors.
Knock sensor
COMPONENTS
...
Inspection
1. KNOCK CONTROL SENSOR
Using an ohmmeter, measure the resistance
between the terminals.
Resistance:
120 to 280 kΩ at 20C (68F)
If the resistance is not specified, replac ...
Other materials:
Mass or Volume Air Flow Circuit
DESCRIPTION
The Mass Air Flow (MAF) meter is a sensor that measures the amount of air
flowing through the throttle
valve. The ECM uses this information to determine the fuel injection time and to
provide appropriate airfuel
ratio. Inside the MAF meter, there is a heated platinum wire whic ...
Open in Front Pretensioner Squib LH Circuit
DTC B0136/74 Open in Front Pretensioner Squib LH Circuit
DESCRIPTION
The front pretensioner squib LH circuit consists of the center airbag sensor
assembly and the front seat
outer belt assembly LH.
This circuit instructs the SRS to deploy when deployment conditions are met.
DTC B0136/74 i ...
Registration
NOTICE:
The Vehicle Identification Number (VIN) must be input
into the replacement ECM.
HINT:
The VIN is a 17-digit alphanumeric vehicle identification
number. The intelligent tester is required to register the VIN.
1. INPUT INSTRUCTIONS
The general VIN input instructions using the
...
