Electrical Compass Unit Input Test

2006 Honda Pilot EX, 3.5 YF2, J35Z1SECTION Electrical Compass Unit Input Test
  1. Disconnect the 7P connector (A) from the electrical compass (B).
    Fig 1: Disconnecting 7P Connector From Electrical Compass
    G04247382Courtesy of AMERICAN HONDA MOTOR CO., INC.
  2. Inspect the connector and socket terminals to be sure they are all making good contact.
    • If the terminals are bent, loose or corroded, repair them as necessary, and recheck the system.
    • If the terminals look OK, go to step 3.
  3. Reconnect the connector and, make these input tests at the connector.
    • If any test indicates a problem, find and correct the cause, then recheck the system.
    • If all the input tests prove OK, the electrical compass unit must be faulty; replace it.
      TERMINALS REFERENCE CHART (ELECTRICAL COMPASS UNIT INPUT)

      Cavity Wire Test Condition Test: Desired result Possible cause if result is not obtained
      2 BLK Under all conditions Measure the voltage to ground: There should be less than 1 V.
      • Poor ground (G901)
      • An open in the wire
      1 YEL/GRN Ignition switch ON (II) Measure the voltage to ground: There should be battery voltage.
      • Blown No. 7 (7.5 A) fuse in the driver's under-dash fuse/relay box
      • An open in the wire
RENDER: 1.0x

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
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