Toyota RAV4 manuals

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

REMOVE INTAKE AIR SURGE TANK ASSEMBLY

  1.  Disconnect the 2 water by-pass hoses from the throttle body [A].
  2.  Disconnect the vapor feed hose [B].
  3.  Disconnect the throttle body connector and clamp [C].

REMOVE INTAKE AIR SURGE TANK ASSEMBLY

  1. Disconnect the ventilation hose [D].
  2. Disconnect the union to check valve hose [E].

REMOVE INTAKE AIR SURGE TANK ASSEMBLY

  1. Disconnect the connector [F].

REMOVE INTAKE AIR SURGE TANK ASSEMBLY

  1. Using a 5 mm socket hexagon wrench, remove the 4 bolts [G].
  2.  Remove the 2 nuts, 2 bolts and intake air surge tank [H].
  3.  Remove the gasket from the intake air surge tank [I].

9. REMOVE FUEL MAIN TUBE SUB-ASSEMBLY

10. REMOVE INTAKE MANIFOLD

REMOVE INTAKE MANIFOLD

11. REMOVE KNOCK CONTROL SENSOR

  1. Disconnect the 2 knock sensor connectors.
  2.  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:

Reassembly
1. BEARING POSITION 2. INSTALL DIFFERENTIAL GEAR LUBE APPLY TUBE (a) Install the differential gear lube apply tube and transaxle apply tube clamp with the bolt to the transaxle housing. Torque: 9.8 N*m (100 kgf*cm, 87 in.*lbf) NOTICE: Make sure to insert the pipe to the s ...

Knock Sensor 1 Circuit Low Input
DESCRIPTION A flat type knock sensor (non-resonant type) has a structure that can detect vibrations over a wide band of frequencies: between approximately 6 kHz and 15 kHz. Knock sensors are fitted onto the engine block to detect engine knocking. The knock sensor contains a piezoelectr ...

Symptom confirmation and diagnostic trouble code
HINT: The diagnostic system in the SIENNA has various functions. The first function is the Diagnostic Trouble Code (DTC) check. A DTC is a code stored in the ECU memory whenever a malfunction in the signal circuits to the ECU occurs. In a DTC check, a previous malfunction's DTC can be ...

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