1989 MARMON 57P Recall

Campaign:

90V079000 on 04/29/1990

Component:

Service brakes, air:antilock:abs warning light

Manufactured:

06/30/1988 - 06/30/1989

Affected:

315

Defect:

Low air warning pressure switch may not activate the warning signal until pressure has dropped to 55 psi, rather than at the required 60 psi.

Consequence:

Driver would not receive proper warning of low air pressure in air brake system and this condition could result in a vehicle crash; also, vehicle would not comply with fmvss 121.

Correction:

Replace inappropriate air warning pressure switches.

Notes:

System: air brakes; low air pressure warning switch - fmvss 121.vehicle description: class 8 trucks and truck tractors.

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