Knock Sensor: Service and Repair
REMOVAL1. 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
a. Disconnect the 2 water by-pass hoses from the throttle body [A].
b. Disconnect the vapor feed hose [B].
c. Disconnect the throttle body connector and clamp [C].
d. Disconnect the ventilation hose [D].
e. Disconnect the union to check valve hose [E].
f. Disconnect the connector [F].
g. Using a 5 mm socket hexagon wrench, remove the 4 bolts [G].
h. Remove the 2 nuts, 2 bolts and intake air surge tank [H].
i. 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
a. Disconnect the 2 knock sensor connectors.
b. Remove the 2 bolts and then remove the 2 knock control sensors.
INSTALLATION
1. INSTALL KNOCK CONTROL SENSOR
a. Install the 2 knock control sensors with the 2 bolts as shown in the illustration.
Torque: 20 Nm (204 kgf.cm, 15 ft. lbs.)
b. Connect the 2 knock control sensor connectors.
2. INSTALL INTAKE MANIFOLD
3. INSTALL FUEL MAIN TUBE SUB-ASSEMBLY
4. INSTALL INTAKE AIR SURGE TANK
NOTE: DO NOT apply oil to the bolts listed.
a. Install a new gasket to the intake air surge tank [A].
b. Using a 5 mm hexagon socket wrench, install the 4 bolts [B].
Torque: 18 Nm (184 kgf.cm, 13 ft. lbs.)
c. Install the intake air surge tank with the 2 nuts and 2 bolts [C].
Torque:
Nut16 Nm (163 kgf.cm, 12 ft. lbs.)
Bolt21 Nm (214 kgf.cm, 15 ft. lbs.)
d. Connect the connector [D].
e. Connect the union to check valve hose [E].
f. Connect the ventilation hose No. 2 [F].
g. Install the clamp and connect the throttle with motor body assembly connector [G].
h. Connect the vapor feed hose [H].
i. Connect the 2 water by-pass hoses to the throttle with motor body assembly [I].
5. INSTALL AIR CLEANER CASE SUB-ASSEMBLY
6. INSTALL AIR CLEANER CAP SUB-ASSEMBLY
7. ADD ENGINE COOLANT
8. INSPECT FOR ENGINE COOLANT LEAK
9. INSPECT FOR FUEL LEAK
10. INSTALL FRONT OUTER COWL TOP PANEL SUBASSEMBLY
11. INSTALL WINDSHIELD WIPER MOTOR ASSEMBLY
12. INSTALL V-BANK COVER SUB-ASSEMBLY