Ciera V6-173 2.8L VIN W FI (1986)
Compressor/Pump Relay: Testing and Inspection
With the connector from the ELC relay, connect a fused jumper from the YEL wire to ground. Leave the ignition switch OFF.
1.
If the relay does not operate, check the DRK GRN (322) wire for an open. If wire is good, install a new ELC relay.
2.
If the ELC relay and the actuator arm operate correctly, but the system does not turn on when the car is low, check the YEL (121) wire for an
open. If the wire is good, install a new ELC height sensor.
