Engine Oil Pressure Switch Circuit [01/2019 - 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.
- INSPECT ENGINE OIL PRESSURE SWITCH ASSEMBLY
- Inspect the engine oil pressure switch assembly.
Refer to INSPECTION [01/2019 - 11/2022]
Result
Proceed to OK NG
Result:
NG
REPLACE ENGINE OIL PRESSURE SWITCH ASSEMBLY. Refer to REMOVAL [01/2019 - 11/2022]
Result:
OK
See step 2
- Inspect the engine oil pressure switch assembly.
- CHECK HARNESS AND CONNECTOR (ENGINE OIL PRESSURE SWITCH ASSEMBLY - COMBINATION METER ASSEMBLY)
- Disconnect the I5 combination meter assembly connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition C39-1 - I5-23 (S) Always Below 1 Ω C39-1 or I5-23 (S) - Body ground Always 10 kΩ or higher Result
Proceed to OK NG
Result:
OK
REPLACE COMBINATION METER ASSEMBLY. Refer to REMOVAL [01/2019 - 03/2019] , or refer to REMOVAL [03/2019 - 09/2022]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR