Knock Sensor: Service and Repair
REPLACEMENT1. DRAIN ENGINE COOLANT
2. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE
3. REMOVE THROTTLE BODY ASSY
4. REMOVE INTAKE MANIFOLD
a. Remove the 5 bolts, 2 nuts, intake manifold and gasket.
5. REMOVE KNOCK SENSOR
a. Disconnect the sensor connector.
b. Remove the nut and sensor.
6. INSTALL KNOCK SENSOR
a. Install the sensor with the nut.
Torque: 20 N.m (199 kgf.cm, 14 ft.lbf)
HINT: Angling the knock sensor below the horizontal (below 0°) is recommended.
b. Connect the sensor connector.
7. INSTALL INTAKE MANIFOLD
a. Install a new gasket and the intake manifold with the 5 bolts and 2 nuts.
Torque: 30 N.m (305 kgf.cm, 22 ft.lbf)
8. INSTALL THROTTLE BODY ASSY
9. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE
10. ADD ENGINE COOLANT
11. CHECK FOR ENGINE COOLANT LEAKS