Initial Inspection and Diagnostic Overview

GLOSSARY OF TERMS

ACRONYMS
ABS Antilock Braking system
A/C Air conditioner
A/D Analog to Digital conversion
APP Accelerator Pedal Position
CAN Controller Area Network (Vehicle
Bus System)
CKT Circuit
DLC Data Link Connector
DRBIII Diagnostic Readout Box
DTC Diagnostic Trouble Code
ECM Diesel Engine Controller
EMCC Electronically Modulated Converter Clutch
IOD Ignition off-draw
ISS Input Speed Sensor (N2 and N3)
KK line communication bus
LED Light Emitting Diode
MIL Malfunction Indicator Lamp
OSS Output Speed Sensor (derived from the ABS controller)
PEMCC Partial Electronically Modulated Converter Clutch
PWM Pulse width modulated
SKREEM Sentry Key Remote Entry Module
SLA Shift Lever Assembly
SW Switch
TCC Torque Converter Clutch
TCM Transmission Control Module
TP Throttle Position
TRD Torque Reduction
TTS Transmission Temperature Sensor
1-2/4-5 solenoid controls the shift into and out of 2nd gear or 5th gear
V2-3 solenoid controls the shift into and out of 3rd gear
V3-4 solenoid controls the shift into and out of 4th gear
VTCC solenoid is pulse width modulated and controls the TCC clutch
Shift Pressure Solenoid is a pulse width modulated solenoid and controls the hydraulic pressure to the shift elements.
Modulation pressure solenoid is a pulse width modulated solenoid and controls the hydraulic system pressure