honda Workshop Repair Guides

Honda Workshop Service and Repair Manuals

Symptom Related Diagnostic Procedures|Page 2551 > < Symptom Related Diagnostic Procedures|Page 2549
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Variable Valve Timing (VTEC) Solenoid: Component Tests and General Diagnostics

1. Disconnect the 1P connector from the VTEC Solenoid Valve.

VTEC Solenoid Valve Inspection

2. Measure resistance between the Terminal and body ground.

Resistance:  14 - 30 ohms.

VTEC Solenoid Valve Assembly

3. If the resistance is within specifications, remove the VTEC Solenoid Valve assembly from the Cylinder Head, and check the VTEC Solenoid

Valve filter/O-ring for clogging.
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If there is clogging, replace the Engine Oil Filter and the Engine Oil.

Symptom Related Diagnostic Procedures|Page 2551 > < Symptom Related Diagnostic Procedures|Page 2549