Air Injection: Service and Repair
REMOVAL1. DISCHARGE FUEL SYSTEM PRESSURE
2. DRAIN ENGINE COOLANT
3. REMOVE THROTTLE BODY COVER SUB-ASSEMBLY
4. REMOVE AIR CLEANER HOSE ASSEMBLY
5. DISCONNECT FUEL HOSE
6. DISCONNECT FUEL NO. 2 HOSE
7. DISCONNECT CONNECTORS FROM INTAKE MANIFOLD
8. DISCONNECT HOSES FROM INTAKE MANIFOLD
9. REMOVE INTAKE MANIFOLD ASSEMBLY
10. REMOVE WATER BY-PASS PIPE SUB-ASSEMBLY
11. REMOVE AIR PUMP ASSEMBLY WITH BRACKET
a. Disconnect the No.2 air hose from the air switching valve.
b. Disconnect the air switching valve connector.
c. Disconnect the pressure sensor connector for the air injection system.
d. Remove the 4 bolts and air pump with bracket assembly.
12. REMOVE AIR PUMP ASSEMBLY
a. Remove the 3 bolts and air pump assembly.
b. Remove the 3 insulators from the air pump assembly.
INSTALLATION
1. INSTALL AIR PUMP ASSEMBLY
a. Install the 3 insulators to the air pump assembly.
b. Install the air pump assembly with the 3 bolts.
Torque: 10 N.m 10.2 kgf.cm, 7 ft.lbf)
2. INSTALL AIR PUMP ASSEMBLY WITH BRACKET
a. Install the air pump assembly with the 4 bolts.
Torque: 16 N.m (163 kgf.cm, 12 ft.lbf)
b. Connect the pressure sensor connector for the air injection system.
c. Connect the air switching valve connector.
d. Connect the No. 2 air hose to the air switching valve.
3. INSTALL WATER BY-PASS PIPE SUB-ASSEMBLY
4. INSTALL INTAKE MANIFOLD ASSEMBLY
5. CONNECT HOSES FROM INTAKE MANIFOLD
6. CONNECT CONNECTORS FROM INTAKE MANIFOLD
7. INSTALL FUEL NO. 2 HOSE
8. INSTALL FUEL HOSE
9. INSTALL AIR CLEANER HOSE ASSEMBLY
10. INSTALL THROTTLE BODY COVER SUB-ASSEMBLY
11. ADD ENGINE COOLANT
12. CHECK FOR ENGINE COOLANT LEAKS
13. CHECK FOR FUEL LEAKS