TD - Testing Notes

NOTE: You should enter this Pinpoint Test only when you have been directed here from Quick Test.


REMEMBER

This Pinpoint Test is not intended to diagnose components interior to the transmission. To prevent the replacement of good components, be aware that the following non-EEC areas may be at fault.


- Engine

Performance, vacuum, cooling, brakes

- Electrical

Alternator, battery integrity

- Transmission

Shift linkage


This Pinpoint Test is intended to diagnose only the following:


- Harness circuits: SIG RTN, MLP, TSR, TSD, and TSOD

- Processor assembly



DESCRIPTION

Manual Lever Position Sensor:

The transmission select switch inputs are used by the EEC-IV processor to determine the position of the gear shift selector.