Engine Oil Pressure Switch Circuit [04/2020 - 09/2022]: Procedure
WARNING: This page is about a different car, the 2022 Toyota Corolla, 2021 Toyota Corolla, and 2020 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 - ]
Result
Proceed to OK NG
Result:
NG
REPLACE ENGINE OIL PRESSURE SWITCH ASSEMBLY. Refer to REMOVAL [01/2019 - ]
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 (S) - I5-23 (S) Always Below 1 Ω C39-1 (S) 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 [03/2019 - 09/2022]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR