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 Pressure Switch Replacement




Fuel Pressure Switch Replacement

1. Remove fuel pressure regulator P1 Fuel Pressure Regulator P1 Replacement.

2. Remove the fuel pressure switch (A).





3. Apply silicone oil or polyalkyleneglycol (PAG) oil to a new O-ring (B), and carefully install it into its proper position Service and Repair.

4. Install the parts in the reverse order of removal.

5. Do the leak inspection procedure Testing and Inspection.