FixVault

Compressor Clutch Relay

  1. Remove compressor clutch relay. Relay is located in engine compartment junction block. Check continuity between relay terminals. Continuity should exist between terminals No. 1 and 3. See Fig 1. Continuity should not exist between terminals No. 2 and 4.
  2. Using a fused jumper wire, apply battery voltage to relay terminal No. 1. Connect terminal No. 3 to ground. Continuity should exist between terminals No. 2 and 4. If continuity is not as specified, replace compressor clutch relay.
Fig 1: Identifying Compressor Clutch Relay Terminals
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