Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Fuel Injector: Service and Repair



FUEL INJECTOR REPLACEMENT

REMOVAL PROCEDURE
1. Remove the fuel rail.




2. Remove the fuel injector retainer clip (3).
3. Remove the fuel injectors (5) from the fuel rail.
4. Remove and discard the fuel injector O-rings (4, 7).

IMPORTANT: Visually inspect the fuel injector in order to determine if the upper O-ring was also removed. If the upper O-ring is not removed, remove the O-ring from the fuel rail assembly.

INSTALLATION PROCEDURE




1. Install the O-rings on the fuel injector (4, 7).

IMPORTANT: Always install new injector O-rings when servicing the fuel injectors. Lubricate the new injector O-rings with clean engine oil.

2. Install the fuel injector clip (3) on the fuel injector (5).
3. Install the fuel injector in the fuel rail with the connector facing upward.

IMPORTANT: The fuel injector will click when the injector is installed correctly.

4. Install the fuel rail.