DTC P0597-12: Thermostat Heater Control Circuit Short to Battery [08/2018 - ]: Procedure
WARNING: This page is about a different variant/trim than selected.
- CHECK HARNESS AND CONNECTOR (WATER INLET WITH THERMOSTAT SUB-ASSEMBLY - ECM)
- Disconnect the water inlet with thermostat sub-assembly connector.
- Disconnect the ECM connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition C47-2 (ETM-) or C96-64 (PTCR) - Other terminals Always 10 kΩ or higher Result
Proceed to OK NG
Result:
OK
REPLACE ECM. Refer to REMOVAL [06/2017 - 10/2020] , or refer to REMOVAL [10/2020 - 08/2022] , or refer to REMOVAL [08/2022 - ]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR