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INJECTOR CIRCUIT DIAGNOSIS CHART A-4 (TBI)

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VileZambonie:
CHART A-4 - INJECTOR CIRCUIT DIAGNOSIS

Circuit Description :
This chart should only be used if diagnosis in CHART A-3 indicated an injector circuit problem. If both injector circuits fail to blink when tested, diagnose, one injector circuit at a time.

Test Description : Step numbers refer to step numbers on diagnostic chart.
This step tests for 12 volts to the injector. It will also determine if there is a short to voltage on the ECM side of the circuit.
This test checks for continuity to the ECM.

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