What does code P0371 mean?
Excessive pulses detected in high resolution timing signal A
OBD-II Code
P0371 — Timing Reference High Resolution Signal A Too Many Pulses
Excessive pulses detected in high resolution timing signal A
Common symptoms
- Rough engine operation
- misfires
Possible causes
- Electrical interference
- dirty reluctor wheel
- faulty sensor
Initial recommendation
Inspect reluctor wheel cleanliness and reference sensor.
Safety notice
This information is for guidance only and does not replace a physical vehicle inspection or diagnosis by a qualified mechanic. If the vehicle has severe power loss, smoke, a fuel odor, overheating, brake or steering problems, or any unsafe behavior, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
Use the app to combine code P0371 with your vehicle's actual symptoms for more complete diagnostic guidance.
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