Test Description

WARNING: This page is about a different car, the 2002 GMC Sonoma and 2002 Chevrolet S10 Pickup. However, it is still accessible from the selected car via links, so may be relevant.

The numbers below refer to the step numbers on the diagnostic procedures.

4

When a medium resolution resync occurs, an engine stumble should also occur. If the electrical connection of a component or an electrical wire is malfunctioning, an engine stumble or a medium resolution resync may be induced by wiggling the circuit or electrical connector.

5

Operating malfunctioning non-engine related electronic components may emit electromagnetic interference (EMI), which may cause a resync. This step determines if the medium resolution resyncs are being caused by an outside source.

6

Thoroughly inspect any suspected circuitry. Refer to DIAGNOSTIC AIDS .

8

Thoroughly inspect any suspected circuitry. Refer DIAGNOSTIC AIDS .