Test Z: Intermittent

PINPOINT TEST Z: INTERMITTENT

WARNING: Crown Victoria Police Interceptor vehicles equipped with fire suppression system, refer to Important Safety Warnings. Failure to follow these instructions may result in personal injury.

This pinpoint test is intended to diagnose and isolate intermittent concerns for the following:

^ all electronic engine control (EEC) subsystems

This chart is used to determine which test to run for the suspect circuit. PIDs corresponding to each circuit are listed. Some circuits do not have an associated PID or the PID may not be available and has to be measured with a digital multimeter (DMM). If the vehicle has a coil pack system with a no start condition carry out the ignition test.

Reference:

Z1 - Z3:

Z4 - Z5:

Z6 - Z7:

Z8 - Z10:

Z11:

Z12:

Z13:

Z14:

Z15:

Z16:

Z17:

Z18 - Z19: