P0299

Turbocharger/Supercharger Underboost Condition

MEDIUM SEVERITY

Affects: Tiggo 7, Tiggo 8, Arrizo 5

Reviewed by Certified Automotive Mechanic · Last updated: July 2026

Quick Fix Summary

Severity
MEDIUM
Est. Cost
$300 - $2000 AUD
Top Cause
Boost leak

Common Causes

  • Boost leak
  • Faulty wastegate
  • Clogged air filter
  • Turbocharger wear
  • Faulty boost control solenoid

How to Fix

  1. 1Check for boost leaks (smoke test)
  2. 2Inspect wastegate
  3. 3Replace air filter
  4. 4Test boost control solenoid
  5. 5Turbocharger diagnostic

Estimated Repair Cost (Australia)

$300 - $2000
AUD

*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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Frequently Asked Questions

What does P0299 mean on a Chery?

P0299 means turbocharger/supercharger underboost condition. The most common cause is a faulty O2 sensor or exhaust leak.

How much does it cost to fix P0299 on a Chery?

Repair costs for P0299 typically range from $300 to $2000 AUD, depending on the root cause.

Can I still drive with P0299 code?

P0299 is medium severity. You can drive short distances, but schedule a diagnostic soon.

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