Engine Oil Pressure Switch Circuit [12/2023 - ]: Procedure

1. Inspect the engine oil pressure switch assembly.

   Refer to ON-VEHICLE INSPECTION [12/2023 - ]

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPLACE ENGINE OIL PRESSURE SWITCH ASSEMBLY. Refer to  REMOVAL [12/2023 - ] 

Result: 

OK 

See step  2

1. Disconnect the D16 combination meter assembly connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C80-1 (S) - D16-9 (OILW)	Always	Below 1 Ω
   C80-1 (S) or D16-9 (OILW) - Body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [09/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR