The defect
ON CERTAIN TRANSIT BUSES EQUIPPED WITH CUMMINS WESTPORT B GAS PLUS OR C GAS PLUS 6 CYLINDER ENGINES, THE ELECTRONIC CONTROL MODULE CALIBRATION MAY NOT CORRECTLY DETECT A THROTTLE PLATE ACTUATOR FAILURE THAT COULD RESULT IN AN UNCOMMANDED OPEN THROTTLE CONDITION.
The risk
IF THIS EVENT OCCURS, THE VEHICLE OPERATOR WILL NOT HAVE CONTROL OF THE ENGINE SPEED WHICH COULD POSSIBLY RESULT IN A VEHICLE CRASH.
The remedy
DEALERS WILL REPLACE THE ELECTRONIC CONTROL MODULE CALIBRATION FREE OF CHARGE. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CUMMINS CUSTOMER ASSISTANCE CENTER AT 1-800-343-7357 OR VOLVO TRUCK AT 1-800-528-6586.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Volvo Wxll | 2001, 2002, 2003 |
Components: ENGINE AND ENGINE COOLING:ENGINE:DIESEL
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Volvo Wxll | 2001 | 0 | 3 |
| Volvo Wxll | 2002 | 0 | 3 |
| Volvo Wxll | 2003 | 1 | 2 |
Other engine and engine cooling recalls in 2003
19 of the 527 recall campaigns reported to NHTSA in 2003 concerned the engine and engine cooling; VOLVO TRUCKS NORTH AMERICA INC filed 58 campaigns in all.
| 03V524000 15 Dec 2003 | PIERCE MANUFACTURING |
| 03V511000 10 Dec 2003 | NISSAN NORTH AMERICA, INC. |
| 03V487000 26 Nov 2003 | MOTO GUZZI NORTH AMERICA |
| 03V455000 17 Nov 2003 | NISSAN NORTH AMERICA, INC. |
| 03V387000 16 Oct 2003 | KAWASAKI MOTORS CORP., U.S.A. |
| 03V324000 26 Aug 2003 | BAYERISCHE MOTOREN WERKE |
| 03V306000 22 Aug 2003 | PACCAR INCORPORATED |
| 03V261000 22 Jul 2003 | NEOPLAN USA CORP. |
NHTSA recalls (public domain) · all recalls of 2003