P0234
Turbocharger/Supercharger Overboost Condition
Affects: Tiggo 7, Tiggo 8, Arrizo 5
On This Page
Quick Fix Summary
Common Causes
- •Faulty wastegate
- •Stuck boost control solenoid
- •Faulty MAP sensor
- •Turbocharger issue
How to Fix
- 1Inspect wastegate operation
- 2Test boost control solenoid
- 3Check MAP sensor readings
- 4Turbocharger inspection
Estimated Repair Cost (Australia)
*Cost varies by model, location, and service provider. Get multiple quotes.
⚠️ Disclaimer: This information is for educational purposes only and does not constitute professional mechanical advice. Always consult a certified automotive technician for accurate diagnosis and repair. Repair costs are estimates based on Australian market data (July 2026) and may vary by location, model year, and service provider.
Safety notice: Fault codes related to engine, transmission, or braking systems should be addressed immediately. Delaying repairs may result in further damage or safety hazards.
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Try OBD2 Lookup Tool →Frequently Asked Questions
What does P0234 mean on a Chery?
P0234 means turbocharger/supercharger overboost condition. The most common cause is a faulty O2 sensor or exhaust leak.
How much does it cost to fix P0234 on a Chery?
Repair costs for P0234 typically range from $400 to $2500 AUD, depending on the root cause.
Can I still drive with P0234 code?
P0234 is a high severity code. Reduce driving and get it diagnosed as soon as possible to avoid further damage.
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