Turbocharger Boost Control 'A' Position Not Reached
The P2592 code means the vehicle's onboard diagnostic system has detected: Turbocharger Boost Control 'A' Position Not Reached. This is a serious severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- hard
- Estimated cost
- $400 - $2500 (parts and labor)
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Common Symptoms
- Check Engine Light on
- Very low or no turbo boost
- Severe lack of power especially uphill
- Engine in limp mode
- Excessive black smoke from exhaust
Probable Causes (Ranked by Likelihood)
- Turbocharger vanes stuck open Very High
- Wastegate stuck open High
- Large boost pressure leak Moderate
- Turbocharger compressor wheel damage Low
Step-by-Step Diagnostic Procedure
-
Read freeze frame data and confirm P2592 is present
-
Perform manual turbo actuator test with scan tool
-
Check for large boost leaks with a smoke machine
-
Inspect turbocharger internally for vane or compressor damage
Frequently Asked Questions
What does P2592 mean?
P2592 indicates an issue with the turbocharger boost control 'a' position not reached. This affects the PCM's ability to properly control turbocharger boost levels.
Can I drive with a P2592 code?
You can drive short distances with reduced power. Have it repaired promptly to avoid further turbo system damage.
How much does it cost to fix P2592?
Repairs typically cost $400 - $2500, depending on the specific component that has failed.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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