TorqueMech OBD Code Guide
P0238 - Turbocharger/Supercharger Boost Sensor A Circuit High
Boost sensor A signal is too high.
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Code Overview
Boost sensor A signal is too high.
Common Causes
- Open circuit
- Short to voltage
- Sensor fault
- Connector issue
Diagnostic Steps
- Inspect for an open signal wire or damaged connector
- Check for a short to voltage
- Compare scan data to a mechanical boost reading if available
Related OBD Codes
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Next Steps
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