RAV4 4WD L4-2.4L (2AZ-FE) (2007)
Knock Sensor: Service and Repair
REMOVAL
1. DISCHARGE FUEL SYSTEM PRESSURE
2. DRAIN COOLANT
3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt
pretensioner activation.
4. REMOVE NO. 1 ENGINE COVER
5. REMOVE AIR CLEANER CAP
6. REMOVE THROTTLE BODY
7. REMOVE FUEL DELIVERY PIPE
8. DISCONNECT FUEL TUBE
9. REMOVE HEATER WATER INLET HOSE
a. Remove the hose clamp.
b. Remove the heater water inlet hose from the heater radiator unit and cylinder head.
10. REMOVE HEATER WATER OUTLET HOSE
a. Remove the heater water outlet hose from the heater radiator unit and water by-pass pipe.
11. REMOVE INTAKE MANIFOLD
a. Disconnect the union to check valve hose from the brake booster.
b. Disconnect the camshaft timing oil control valve connector.
c. Remove the wire harness clamp.
d. Remove the union to check valve hose from the vacuum hose clamp.
e. Remove the 5 bolts, 2 nuts and intake manifold.