P0337 - Crankshaft Position Sensor A Circuit Low Input

Crankshaft position sensor A signal is too low.

Code Overview

Crankshaft position sensor A signal is too low.

Common Causes

• Short to ground
• Weak sensor signal
• Wiring issue
• Poor connector contact

Diagnostic Steps

1. Inspect the harness for rubbing or pinching
2. Check signal voltage while cranking
3. Verify connector fit and sensor mounting

Likely Repairs & Cost Guides

Use test results to confirm the fault before pricing the repair.

Related OBD Codes

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Next Steps

Move from the code to a diagnosis path, then into repair pricing once the fault is confirmed.