E 320 Wagon (211.265) V6-3.2L (112.949) (2003)
Central Control Module: All Technical Service Bulletins
Instruments - Fuel Gauge Inoperative/Inacurate Readings
Date: December 30, 2004
Order No.: P-B-54.21/131
Supersedes:
Group: 54
SUBJECT:
Model 211.265/282/283
All Model Years
Fuel Gauge Not Functioning / Implausible
If you receive customer reports in the above model vehicles of the fuel gauge reading too high, too low, or nonfunctional although the fuel level sensors
are delivering the correct value, and corresponding fault code 9112 (Fault in CAN communication with control unit Rear SAM) listed as current in
instrument cluster, this may be due to a software error in the rear SAM. To resolve, follow the below procedure.
1.
Work through guided test in Star Diagnosis. Control Units-->Body-->Rear SAM-->Troubleshooting via complaint or symptoms-->Fuel gauge
implausible
2.
If test fails, Star Diagnosis will instruct user to replace Rear SAM. Only replace Rear SAM upon request from Star Diagnosis.
Note:
Install control units (N10/2) as of software release 10/03 and hardware version 03/04.
Note:
A reset via the battery or the rear SAM voltage supply provides only a short-term remedy.
Parts Information
Note:
The following allowable labor operations should be used when submitting a warranty claim for this repair.
In Case of Warranty