940 SE L4-2320cc 2.3L SOHC Turbo VIN 87 B230FT (1991)
Removing Protective Cover
5.
Remove connector protective sleeve.
CAUTION:^ Never check connections from the front. Connectors can get damaged and worsen the problem.
^ Check connections through the holes in the connector.
^ Connection pin numbers are printed on the connector side.
Checking Pin 18
6.
Turn ignition ON.
7.
Connect a voltmeter between pin 18 at ECU connector and ground (checking ignition switch).
Reading: approx. 12 volts
8.
If not, check wiring and connectors. If no fault found, replace ignition switch and retest.
9.
Crank starter motor.
Reading: no less than 10.5 volts
If not, check wiring and connectors. If no fault found, replace ignition switch and retest.
10.
Turn ignition OFF.