Removal

2AZ-FE ENGINE CONTROL SYSTEM: KNOCK SENSOR: REMOVAL

REMOVAL

1. DISCHARGE FUEL SYSTEM PRESSURE Removal

2. DRAIN COOLANT Service and Repair

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 Removal

5. REMOVE AIR CLEANER CAP Removal

6. REMOVE THROTTLE BODY Removal

7. REMOVE FUEL DELIVERY PIPE Removal

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.






(f) Remove the gasket from the intake manifold.
12. REMOVE INTAKE MANIFOLD INSULATOR






(a) Remove the intake manifold insulator from the cylinder block.
13. REMOVE KNOCK SENSOR






(a) Disconnect the sensor connector.
(b) Remove the nut and sensor.