The defect
TIFFIN IS RECALLING 329 MY 2008-2009 ALLEGRO BUSES. THE REAR AXLE ABS MODULATING VALVE HAVE THE POTENTIAL TO BE WIRED INCORRECTLY. THE RIGHT AND LEFT MODULATOR VALVE HARNESS PIN COULD POSSIBLY BE REVERSED AT THE ABS ELECTRONIC CONTROL UNIT (ECU) CONNECTOR.
The risk
UNDER SLIPPERY ROAD CONDITIONS, WHEN IN THE ABS MODE, THIS WIRING PROBLEM HAS THE POTENTIAL TO CAUSE ONE SIDE OF THE REAR WHEELS TO LOCK WHILE CAUSING LITTLE OR NO BRAKING EFFORT ON THE OPPOSITE SIDE. THIS MAY RESULT IN A LOSS OF CONTROL AND A VEHICLE CRASH.
The remedy
DEALERS WILL REMOVE THE REVERSED PINS FROM THE ECU CONNECTOR AND INSERT THEM BACK INTO THEIR CORRECT POSITION FREE OF CHARGE. THE RECALL IS EXPECTED TO BEGIN DURING APRIL 2009. OWNERS MAY CONTACT TIFFIN AT 256-356-8661.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Tiffin Allegro Bus | 2008, 2009 |
Components: SERVICE BRAKES, AIR:ANTILOCK
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Tiffin Allegro Bus | 2008 | 3 | 7 |
| Tiffin Allegro Bus | 2009 | 0 | 6 |
Other service brakes, air recalls in 2009
27 of the 491 recall campaigns reported to NHTSA in 2009 concerned the service brakes, air; TIFFIN MOTORHOMES, INC. filed 30 campaigns in all.
| 09V487000 22 Dec 2009 | NISSAN DIESEL AMERICA, INC |
| 09V475000 15 Dec 2009 | FORD MOTOR COMPANY |
| 09V395000 6 Oct 2009 | MACK TRUCKS, INC |
| 09V380000 1 Oct 2009 | ENTEGRA COACH |
| 09V334000 20 Aug 2009 | LABRIE ENVIRONMENTAL GROUP |
| 09V309000 29 Jul 2009 | GENERAL MOTORS CORP. |
| 09V290000 23 Jul 2009 | ROUSH PERFORMANCE PRODUCTS, INC. |
| 09V285000 23 Jul 2009 | BLUE BIRD BODY COMPANY |
NHTSA recalls (public domain) · all recalls of 2009