P0128
Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
Affects: Tiggo 4, Tiggo 7, Tiggo 8
Common Causes
- •Faulty thermostat
- •Stuck open thermostat
- •Faulty coolant temperature sensor
How to Fix
- 1Replace thermostat
- 2Check coolant temperature sensor
- 3Verify coolant level
Estimated Repair Cost (Australia)
$150 - $500
AUD
*Cost varies by model, location, and service provider. Get multiple quotes.
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