Front Axle Abs Models Modified Front Speed Sensors (42/94)

Publication date: 1986-09-01
Reference number: 42/94

FRONT AXLE ABS MODELS MODIFIED FRONT SPEED SENSORS

TECHNICAL SERVICE BULLETIN

Reference Number(s): 42/94, Date of Issue: September 1986
Superceded Bulletin(s): 42/94, Date of Issue: February 1986

MODIFIED SPEED SENSORS ON FRONT AXLE MODELS 107, 124 AND 201 WITH ABS

Model(s): 1985 Mercedes Benz 300D/300TD/190D/190E

1986 Mercedes Benz 560SL

Group: Brakes

Bulletin No.: 42/94a

Date: September 1986

NOTE: This bulletin supersedes 42/94 dated February 1986.

SERVICE INFORMATION

Modified speed sensors have been installed in models 124 and 201 as of May 1985 and as of September 1985 in model 107.

The new sensors have a steel mounting flange and one tooth (previously aluminum mounting flange and two teeth). The internal resistance when checked with the ABS test adapter (126 589 09 21 00) has also changed:

Internal Resistance: 850-2300 ohms

This test specification is valid for both modified and previous version sensors.

The previous and modified speed sensors are interchangeable.

PARTS INFORMATION

Model	Part Description	Part Number
107	Speed sensor, left Speed sensor, right	107 540 02 17107 540 03 17
124*	Speed sensor, left Speed sensor, right	124 540 01 17124 540 02 17
201*	Speed sensor, left Speed sensor, right	201 540 07 17201 540 08 17
*Optionally supplied in steel or aluminum