P2646 HONDA - Rocker Arm Oil Pressure Switch Circuit Low Voltage
- Check engine oil level, oil condition and pressure
- Faulty Variable Valve Timing and Lift Electronic Control (VTEC) / Rocker Arm Oil Pressure Switch
- VTEC/Rocker Arm Oil Pressure Switch harness is open or shorted
- VTEC/Rocker Arm Oil Pressure Switch circuit poor electrical connection
P2646 HONDA Information for specific Honda models
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