P0472 - Exhaust Pressure Sensor Low Input

The exhaust pressure sensor signal is lower than expected.

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Common Next Steps

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Related Inspection

Code Overview

The exhaust pressure sensor signal is lower than expected.

Common Causes

• Failed exhaust pressure sensor
• Plugged pressure tube or damaged hose
• Wiring or connector issue

Diagnostic Steps

1. Inspect the pressure tube and sensor connector
2. Check live exhaust pressure data against engine load
3. Inspect the harness for heat damage or restriction

Likely Repairs & Cost Guides

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Related OBD Codes

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Next Steps

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