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Pump Motor Relay Continuity

  1. Remove pump motor relay from actuator. See SOLENOID & PUMP MOTOR RELAYS under REMOVAL & INSTALLATION. See Figure. Using a DVOM, check continuity of pump motor relay. Ensure continuity is present between terminals No. 1 and 2. See Fig 1.
  2. Continuity should not be present between terminals No. 3 and 4 or terminals No. 1 and 4. If continuity is not as specified, replace pump motor relay.
Fig 1: Identifying ABS Relay Terminals
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