Recall
Blue Bird Tc2000 — 00V279004
NHTSA ID
00V279004
Make
Blue Bird
Model
Tc2000
Years Affected
1999
Recall Date
2000-12-18
Component
SERVICE BRAKES, AIR:ANTILOCK
Units Affected
1,269
Completion Rate
—
Mfr Campaign No.
R00EJ
Summary
VEHICLE DESCRIPTION: TRANSIT AND SCHOOL BUSES EQUIPPED WITH MERITOR WABCO PHASE 1, D-VERSION ANTILOCK BRAKE SYSTEM (ABS), FAIL TO COMPLY TO THE REQUIREMENTS OF FMVSS NO. 105, "HYDRAULIC AND ELECTRIC BRAKE SYSTEMS." AN INTERNAL DIAGNOSTIC SYSTEM IN THE ABS MAY NOT DETECT AN EXTREME WHEEL SPEED SENSOR AIR GAP. SUCH A CONDITION COULD POSSIBLY OCCUR DURING (1) ORIGINAL ASSEMBLY OR (2) SUBSEQUENT WHEEL END SERVICE.
Consequence
FAILURE OF THE ELECTRONIC CONTROL UNIT TO DETECT AN EXTREME WHEEL SPEED SENSOR AIR GAP CAN RESULT IN THE LOSS OF ANTILOCK BRAKING FUNCTION ON THE WHEEL(S) WHERE THE AIR GAP EXISTS, INCREASING THE RISK OF A CRASH.
Remedy
THE ABS ECU WILL BE REMOVED AND REPLACED OR THE ECU WILL BE REPROGRAMMED.