Turbocharger Boost Control 'A' Position Sensor Circuit Low
The P2062 code means the vehicle's onboard diagnostic system has detected: Turbocharger Boost Control 'A' Position Sensor Circuit Low. This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- moderate
- Estimated cost
- $150 - $600 (parts and labor)
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Common Symptoms
- Check Engine Light on
- Low or no turbo boost
- Reduced engine power
- Sluggish acceleration
- Possible turbo underboost code
Probable Causes (Ranked by Likelihood)
- Short to ground in boost position sensor wiring Very High
- Failed sensor producing low voltage output High
- Connector corrosion from heat and moisture Moderate
- ECM input circuit shorted Low
Step-by-Step Diagnostic Procedure
-
Measure sensor signal voltage and compare to specification
-
Inspect wiring for shorts to ground near exhaust components
-
Check connector for heat damage or corrosion
-
Test sensor by applying vacuum or pressure and monitoring output
Frequently Asked Questions
What does P2062 mean?
P2062 indicates: Turbocharger Boost Control 'A' Position Sensor Circuit Low. The ECM has detected a problem with the turbocharger boost control system.
Can a dirty turbo cause this code?
Yes, carbon and soot buildup on the VGT (Variable Geometry Turbo) vanes is a common cause of boost control codes, especially on diesel engines. Cleaning the turbo vanes can sometimes resolve the issue.
How much does a turbo repair cost?
Sensor and actuator repairs typically cost $150 to $600. If the turbocharger itself needs replacement, costs can reach $1500 to $3000 including labor.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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