NAVIGATION SYSTEM(for Radio and Display Type) Reverse Signal Circuit

DESCRIPTION

The radio and display receiver assembly receives a reverse signal from the BACK UP LP relay.

WIRING DIAGRAM

A01QV14E10

PROCEDURE


  1. CHECK BACK-UP LIGHT


    1. Move the shift lever to R and check if the back-up lights come on.

      OK
      The back-up lights come on.
      Result
      Proceed to
      OK
      NG

    NG

    GO TO LIGHTING SYSTEM Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (REVERSE SIGNAL)


    1. Disconnect the F71 radio and display receiver assembly connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      F71-2 (REV) - Body ground

      Engine switch on (IG)

      Shift lever in R

      		 11 to 14 V
      F71-2 (REV) - Body ground

      Engine switch on (IG)

      Shift lever in any position other than R

      		 Below 1 V
      Result
      Proceed to
      OK
      NG

    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR