240 L4-2320cc 2.3L SOHC VIN 83 B230FD (1993)
Removing Protective Sleeve
5.
Remove connector protective sleeve.
IMPORTANT:^ 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 15
6.
Connect an ohmmeter between pin 15 at ECU connector and ground.
7.
Check resistance with A/C OFF.
Reading: approx. 1 K ohm
8.
Check resistance with A/C ON.
Reading: approx. 10 ohms
9.
If not, check wiring and connectors. If they are O.K., failure is in A/C switch or system, for testing see HEATING VENTILATION AND AIR
CONDITIONING.
10.
After testing, disconnect all test equipment, reconnect all connectors (including the ECU connector) and remount all panels.