System Control Unit Input Tests

Remove passenger's seat. Disconnect 12-pin and 18-pin connectors from keyless entry and anti-theft control units. Inspect connectors and terminals. Check for bent, loose or corroded terminals. Perform control unit input tests. See Fig 1 through Fig 4 . If control unit input test results are as specified, replace faulty security control unit.

Fig 1: Keyless Entry System Control Unit Input Test (1 Of 2)

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Fig 2: Keyless Entry System Control Unit Input Test (2 Of 2)

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Fig 3: Anti-Theft System Control Unit Input Test (1 Of 2)

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Fig 4: Anti-Theft System Control Unit Input Test (2 Of 2)

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