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Home >> Buick >> 2000 >> Century Custom >> Repair and Diagnosis >> External Pages >> Different car >> Section 207 (Engine Controls Self-Diagnostics - 2.2L Bi-Fuel) >> Diagnostic Tests >> DTC P1209: Fuel Injector Control Module PWM Output Signal Failure >> Test Description
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Test Description

WARNING: This page is about a different car, the 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

The numbers below refer to the step numbers in the diagnostic procedure.

  1. 2  - This step determines if the condition is present.
  2. 4  - This step verifies that the FICM is supplying the correct output voltage. The open circuit voltage should be 5.0 volts.