Neoplan Recall 92V029000: Electrical System, Ignition, Module

NHTSA recall 92V029000 · announced March 6, 1992 · filed by Neoplan Usa Corp. · 1,439 units affected

The problem

STRAY VOLTAGE INDUCED ON THE POWER TAKEOFF (PTO) SIGNAL CIRCUIT 510 MAY OCCUR WHEN THE ELECTRONIC CONTROL MODULE (ECM) CONNECTOR GETS WET, CAUSING UNINTENDED ENGINE ACCELERATION.

The risk

UNINTENDED ENGINE ACCELERATION WHILE THE BUS IS IN GEARMAY RESULT IN A LOSS OF VEHICLE CONTROL AND AN ACCIDENT.

What to do

INSTALL A GROUND INTERLOCK TO GROUND CIRCUIT 510 IN THE DDEC SYSTEM ANYTIME THE PTO IS DISABLED FOR ANY REASON. THE GROUND ELIMINATES THE STRAY VOLTAGE EFFECT BETWEEN THE ECM CONNECTOR AND CIRCUIT 510.

Official NHTSA recall notice →

Notes

SYSTEM: ELECTRICAL SYSTEM.VEHICLE DESCRIPTION: TRANSIT BUSES AND INTER-CITY COACHES EQUIPPED WITH DETROITDIESEL EC-1 AND EC-II CONTROLLED 6V-92TA, 8V-92TA, AND SERIES 60 ENGINES.

Vehicles covered by this recall

• 1986 Neoplan Inter-city Bus
• 1987 Neoplan Inter-city Bus
• 1988 Neoplan Inter-city Bus
• 1989 Neoplan Inter-city Bus
• 1990 Neoplan Inter-city Bus
• 1991 Neoplan Inter-city Bus
• 1992 Neoplan Inter-city Bus
• 1986 Neoplan Transit Bus
• 1987 Neoplan Transit Bus
• 1988 Neoplan Transit Bus
• 1989 Neoplan Transit Bus
• 1990 Neoplan Transit Bus
• 1991 Neoplan Transit Bus
• 1992 Neoplan Transit Bus

Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.