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Home >> Isuzu >> 2007 >> Ascender 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 97 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> DTC B2482 >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2007 Pontiac Torrent and 2007 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the harness connector at the inside rearview mirror.
  2. Ignition ON, test for less than 1 volt at the keypad signal terminal 11.
    • If greater than specified value, test the circuit for short to voltage. If the circuit tests normal, test or replace the VCIM.
  3. Test for less than 1 ohm of resistance between the VCIM and inside rearview mirror.
    • If greater than specified value, test the circuit for open/high resistance or for short to ground.
  4. If the circuit tests normal, test or replace the inside rearview mirror.
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