HEATER FUEL PUMP INSPECTION

PROCEDURE

  1. INSPECT HEATER PUMP ASSEMBLY

    1. E124460C01

      *a

      Component without harness connected

      (Heater Pump Assembly)

      Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      1 - 2

      Always

      9 to 12 Ω

    2. Inspect heater pump assembly operation.

      1. Connect a positive (+) lead from the battery to terminal 1 and a negative (-) lead to terminal 2, and check the pressure of the hose by hand.

        Note:

        This inspection must be done quickly (within 10 seconds) to prevent damage to the heater pump assembly.

        OK

        Pressure is applied to the hose.

        If the result is not as specified, replace the heater pump assembly.