S - Testing Notes

NOTE: You should enter this Pinpoint Test only when you have been directed here from Quick Test or Pinpoint Test AA, AB, or AC.




REMEMBER


To prevent the replacement of good components, be aware that the following non-EEC areas may be at fault.


- Poor power/ground connections

- Ignition system distributor cap, rotor, wires, coil, plugs

- Base engine valves cam timing compression, etc.


This Pinpoint Test is intended to diagnose only the following:


- ISC Bypass Air System

- MAP system

- EGR system

- MAF system