Civic EX Sedan L4-1668cc 1.7L SOHC (VTEC) MFI (2001)
Variable Valve Timing Pressure Switch: Service and Repair
VTEC Oil Pressure Switch Replacement
1. Remove the resonator (see step 5).
2. Remove the bolt (A) and loosen the bolt (B) securing the VTEC solenoid valve, then remove the harness bracket (C) from the VTEC solenoid
valve.
3. Remove the harness clamp (D) from the connecting pipe.
4. Disconnect the VTEC oil pressure switch connector, then remove the VTEC oil Pressure switch (A).
5. Install the VTEC oil pressure switch using a new O-ring (B).