Civic EX Sedan L4-1668cc 1.7L SOHC (VTEC) MFI (2001)
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Variable Valve Timing Solenoid: Testing and Inspection
VTEC Solenoid Valve Test
1. Remove the resonator.
2. Disconnect the VTEC solenoid valve 1P connector.
3. Measure resistance between the VTEC solenoid valve connector terminal No. 1 and body ground.
4. If the resistance is within specifications, remove the VTEC solenoid valve assembly (A) from the cylinder head, and check the VTEC solenoid
valve filter (B) for clogging. If there is clogging, replace the solenoid valve filter, the engine oil filter, and the engine oil.
