SL L4-1.9L SOHC VIN 9 (1991)
Oil Pressure Gauge: Testing and Inspection
Fig. 4 Oil Pressure Gauge Diagnosis
1.
Disconnect oil pressure sender/switch connector, located on right side of engine.
2.
Using cluster tester tool No. SA9205Z or equivalent, and a digital multimeter (set to OHMS scale), connect one lead to oil pressure sender/switch
connector and one lead to engine ground.
3.
Turn ignition switch to Run position (do not start engine).
4.
Set input resistances as shown in Fig. 4.
5.
If oil pressure gauge reading is not correct, replace cluster.