Caprice Wagon V8-350 5.7L (1994)
Injector Coil Test Equipment
CIRCUIT DESCRIPTION
Number(s) below refer to circled number(s) on the diagnostic chart.
1. This is the set-up step for performing the injector coil test. Also read instructions included with tools used for test.
2. Engine coolant temperature affects the tool's ability to detect a faulty injector. If engine coolant temperature is NOT between 50° F and 95° F the
comparison chart (Part 2 of 3) must be used.
Chart C-2A: Injector Pressure Drop Procedure
3. The first second of the voltage reading may be inaccurate due to initial current surge, therefore, record the lowest voltage displayed after the first