OBD2 Codes Search Engine

Search Results

January 5th 2026

P0128 / SCION

Coolant Thermostat

Notes:

January 5th 2026

P0128 / MOPAR

THERMOSTAT RATIONALITY

Notes:

January 5th 2026

P0128 / JEEP

THERMOSTAT RATIONALITY

Notes:

January 5th 2026

P0128 / JEEP

Thermostat Rationality

Notes:

January 5th 2026

P0128 / JEEP

ENGINE COOLANT TEMP SENSOR ENGINE IS COLD TOO LONG

Notes:

January 5th 2026

P0128 / GENERIC

Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)

Notes:

© obd-2-codes.com | Created with

NOTE: Results from this database are the beginning of the diagnostic process, further investigation should be performed to confirm results before you begin repairs.