P0171
System Too Lean (Bank 1)
Affects: Tiggo 4, Tiggo 7, Tiggo 8
Common Causes
- •Vacuum leak
- •Dirty or faulty MAF sensor
- •Clogged fuel filter
- •Weak fuel pump
How to Fix
- 1Check for vacuum leaks
- 2Clean or replace MAF sensor
- 3Replace fuel filter
- 4Test fuel pressure
Estimated Repair Cost (Australia)
$150 - $800
AUD
*Cost varies by model, location, and service provider. Get multiple quotes.
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