AUDI 4000 1990: POWER TRAIN:AXLE ASSEMBLY

General Information

NHTSA Campaign ID Number: 93V006000

Make Model Year
AUDI 4000 1990
Date Owners Notified Date Received by ODI Date Added to Database
1993-01-29 1993-01-11 1993-01-29

Production Dates: 1984-10-01 - 1991-01-01

Manufacturers Involved: Volkswagen Group of America, Inc.

Component: POWER TRAIN:AXLE ASSEMBLY

Potential Number Of Units Affected: 152000

Report Initiator: ODI ODI Report

Summary

THE DIFFERENTIAL OIL OF THE TRANSAXLE IS LOST OVER TIME DUE TO EVAPORATION. LOW OIL LEVELS CAUSE PREMATURE BEARING AND GEAR WEAR AND EVENTUAL FAILURE OF THE DIFFERENTIAL.

Consequence

IN THE EVENT OF FAILURE, THE VEHICLE'S DRIVE WHEELS COULDLOSE POWER. IN EXTREME CIRCUMSTANCES, THE FRONT WHEELS LOCK, CAUSING RAPIDDECELERATION RESULTING IN POSSIBLE LOSS OF VEHICLE CONTROL AND AN ACCIDENT.

Remedy

DRAIN AND REPLACE THE DIFFERENTIAL GEAR OIL WITH OIL HAVING HIGHER PERFORMANCE CHARACTERISTICS.

Notes

SYSTEM: POWER TRAIN.VEHICLE DESCRIPTION: PASSENGER CARS WITH AUTOMATIC 3-SPEED TRANSMISSIONS.