2000 Trailmobile TrailerTRAILER

ON CERTAIN TRAILERS EQUIPPED WITH BENDIX EC-30T ELECTRONIC CONTROL UNITS (ECU). IF THE TRAILER-MOUNTED ABS WARNING LAMP CIRCUIT EXPERIENCES AN ELECTRICAL SHORT AND THE SHORT IS NOT REPAIRED, THE HIGH SIDE POWER SWITCH INSIDE THE ECU THAT CONTROLS THE ILLUMINATION OF THE TRAILER-MOUNTED ABS WARNING LAMP MAY EVENTUALLY BECOME THERMALLY STRESSED AND EXPERIENCE AN ELECTRICAL SHORT.

VEHICLE DESCRIPTION: TRAILERS EQUIPPED WITH HUBS PROVIDED BY WEBB WHEEL PRODUCTS. THESE TRUCK TRAILER DISC WHEEL HUBS HAVE DIRECT-MACHINED ANTI-LOCK BRAKING SYSTEMS (ABS), PART NUMBER 2023A. THE ABS TEETH ARE MACHINED INTO THE INNER FACE OF THE HUB BORE, AND THE TEETH ARE MACHINED OFF CENTER FROM THE CENTER OF THE HUB. THE SPEED SENSOR OF THE ABS SYSTEM READS THE TOOTH PATTERN AND SENDS ERRONEOUS SIGNALS TO THE ABS CONTROL UNIT.