Operation CHARM: Car repair manuals for everyone.
Home >> Mercury >> 1992 >> Topaz L4-140 2.3L HSC >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Pinpoint Tests >> TD - Manual Lever Position (MLP) Sensor >> TD - Testing Notes
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

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

The Manual Lever Position (MLP) sensor is a ratio metric rotary switch mounted on the transmission shift linkage. It indicates the position of the shift lever by way of a variable resistance.
pro multis · About Operation CHARM