Fuel Injector: Service and Repair
TOOLS REQUIREDJ 29873 Nozzle Socket
REMOVAL PROCEDURE
IMPORTANT: When removing an injection nozzle, use the J 29873. Remove the nozzle using the 30 mm hex portion. Failure to do so will result in damage to the injection nozzle.
CAUTION: Refer to Battery Disconnect Caution in Service Precautions.
1. Remove the negative battery cables.
2. Remove the fuel line clip.
3. Remove the fuel return hoses (1) from the nozzle (2).
4. Remove the fuel injection line.
5. Cap the nozzle and the lines.
6. Remove the injection nozzle using the J 29873.
INSTALLATION PROCEDURE
IMPORTANT: When installing an injection nozzle, use the J 29873. Install the nozzle using the 30 mm hex portion. Failure to do so will result in damage to the injection nozzle.
1. Install the injection nozzle using J 29873 (apply anti-seize compound to threads of nozzle that contact the cylinder).
NOTE: Refer to Fastener Notice in Service Precautions.
2. Tighten the nozzle.
Tighten
Tighten the nozzle to 70 N.m (52 lb ft).
3. Tighten the fuel injection line.
Tighten
Tighten the nut to 25 N.m (18 lb ft).
4. Install the fuel return hoses (1) on the nozzle (2).
5. Install the fuel line clip.
6. Install the negative battery cables.