Knock Sensor: Service and Repair
REMOVAL1. DISCHARGE FUEL SYSTEM PRESSURE
2. REMOVE CHAIN SUB-ASSEMBLY Refer to the procedures up to "REMOVE CHAIN SUBASSEMBLY".
3. REMOVE NO. 1 COOL AIR INLET
4. REMOVE EXHAUST PIPE STOPPER BRACKET (for 4WD)
5. REMOVE NO. 2 FRONT EXHAUST PIPE ASSEMBLY
6. REMOVE FRONT EXHAUST PIPE ASSEMBLY
7. REMOVE MANIFOLD STAY
8. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY RH
9. DISCONNECT NO. 1 FUEL PIPE SUB-ASSEMBLY
10. DISCONNECT NO. 2 FUEL PIPE SUB-ASSEMBLY
11. REMOVE INTAKE MANIFOLD
12. REMOVE WATER BY-PASS JOINT RR
13. REMOVE CAMSHAFT TIMING GEARS AND NO. 2 CHAIN (for Bank 1)
14. REMOVE NO. 2 CHAIN TENSIONER ASSEMBLY
15. REMOVE CAMSHAFTS (for Bank 1)
16. REMOVE NO. 2 CAMSHAFT BEARING
17. REMOVE CYLINDER HEAD SUB-ASSEMBLY
18. REMOVE CYLINDER HEAD GASKET
19. DISCONNECT HEATER WATER INLET HOSE
a. Disconnect the heater water inlet hose from the water outlet pipe.
20. REMOVE NO. 1 WATER OUTLET PIPE
a. Remove the 4 wire harness clamps.
b. Remove the 3 bolts and water outlet pipe.
21. REMOVE KNOCK SENSOR
a. Disconnect the 2 knock sensor connectors.
b. Remove the 2 bolts and 2 knock sensors.
INSTALLATION
1. INSTALL KNOCK SENSOR
a. Install the 2 knock sensors with the 2 bolts as shown in the illustration.
Torque: 20 N.m (204 kgf.cm, 15 ft.lbf)
b. Connect the 2 knock sensor connectors.
2. INSTALL NO. 1 WATER OUTLET PIPE
a. Install the water outlet pipe with the 3 bolts.
Torque: 10 N.m (102 kgf.cm, 7.4 ft.lbf)
b. Install the 4 wire harness clamps.
3. CONNECT HEATER WATER INLET HOSE
a. Connect the heater water inlet hose to the water outlet pipe
4. INSPECT CYLINDER HEAD SET BOLT
5. INSTALL CYLINDER HEAD GASKET
6. INSTALL CYLINDER HEAD SUB-ASSEMBLY
7. INSTALL NO. 2 CAMSHAFT BEARING
8. INSTALL CAMSHAFTS (for Bank 1)
9. INSTALL NO. 2 CHAIN TENSIONER ASSEMBLY
10. INSTALL CAMSHAFT TIMING GEARS AND NO. 2 CHAIN (for Bank 1)
11. INSTALL WATER BY-PASS JOINT RR
12. INSTALL INTAKE MANIFOLD
13. CONNECT NO. 2 FUEL PIPE SUB-ASSEMBLY
14. CONNECT NO. 1 FUEL PIPE SUB-ASSEMBLY
15. INSTALL EXHAUST MANIFOLD SUB-ASSEMBLY RH
16. INSTALL MANIFOLD STAY
17. INSTALL FRONT EXHAUST PIPE ASSEMBLY
18. INSTALL NO. 2 FRONT EXHAUST PIPE ASSEMBLY
19. INSTALL EXHAUST PIPE STOPPER BRACKET (for 4WD)
20. INSTALL NO. 1 COOL AIR INLET
21. INSTALL CHAIN SUB-ASSEMBLY Refer to the procedures up to "INSTALL CHAIN TENSIONER SLIPPER".
22. CHECK FOR FUEL LEAKAGE
23. CHECK FOR EXHAUST GAS LEAKAGE
24. INSPECT IGNITION TIMING
25. INSPECT ENGINE IDLING SPEED
26. INSPECT COMPRESSION
27. INSPECT CO/HC
28. INSPECT AND ADJUST FRONT WHEEL ALIGNMENT