NHTSA recall 00E055000 · Equipment
Interior lighting
The defect
Equipment description: phase 1, d-version antilock brake systems (ABS) manufactured from october 1, 1997, through november 30, 1999 with part nos. 446 044 071 0, 446 044 072 0, 446 109 000 0, and 446 109 001 0, installed on medium trucks, school and transit buses, and motor homes greater than 10,000 lds. Gvwr. the phase 1, d-version hydraulic ABS may not detect an extreme wheel speed sensor air gap that can be created by placing the sensor a significant distance from its intended position when the vehicle IS stationary. therefore, the ABS does not comply with federal motor vehicle safety standard 105, "hydraulic and electric brake systems."
The risk
An extreme wheel speed sensor air gap that affects the generation of a response signal may not be detected and thus the indicator lamp may not activate.
The remedy
Meritor wabco will contact the affected vehicle manufacturers and request that they notify vehicle owners to have the phase 1 d-version ABS ecu either reprogrammed or replaced.