Entire Combination Meter does not Operate [06/2018 - 09/2022]: Procedure
WARNING: This page is about a different car, the 2022 Toyota Corolla, 2021 Toyota Corolla, 2020 Toyota Corolla, and 2019 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT)
- Disconnect the I4 combination meter assembly connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition I4-19 (EP) - Body ground Always Below 1 Ω I4-23 (ES) - Body ground Always Below 1 Ω - Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection Condition Specified Condition I4-38 (IG+) - Body ground Engine switch off Below 1 V Engine switch on (IG) 11 to 14 V I4-22 (B) - Body ground Always 11 to 14 V Result
Proceed to OK NG
Result:
OK
REPLACE COMBINATION METER ASSEMBLY. Refer to REMOVAL [06/2018 - 01/2019] , or refer to REMOVAL [01/2019 - 03/2019] , or refer to REMOVAL [03/2019 - 09/2022]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR