2003 Medtec Ambulance Recall: ON CERTAIN AMBULANCES, A DIODE IN THE ANTI-LOCK BRAKING SYSTEM (ABS)…
NHTSA campaign 04V491000 · Electrical System · filed Oct 15, 2004 · verified Jul 30, 2026
The defect
ON CERTAIN AMBULANCES, A DIODE IN THE ANTI-LOCK BRAKING SYSTEM (ABS) MODULE MAY EXPERIENCE AN ELECTRICAL SHORT.
The risk
THE ELECTRICAL SHORT MAY CAUSE AN ABS MALFUNCTION THAT WOULD ILLUMINATE THE ABS WARNING LIGHT, OR THE MODULE MAY OVERHEAT RESULTING IN A BURNING ODOR, SMOKE, AND/OR FIRE. THIS CONDITION MAY OCCUR WHILE THE VEHICLE IS BEING DRIVEN OR UNATTENDED.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
DEALERS WILL INSTALL A NEW FUSE IN THE ABS CIRCUIT AND INSTALL A HEAT SHIELD OVER THE ABS MODULE. THE RECALL IS EXPECTED TO BEGIN ON OCTOBER 8, 2004. OWNERS SHOULD CONTACT FORD AT 1-800-392-3673 OR MEDTEC AT 1-574-534-2631. ALSO FORD IS EXTENDING THE LIMITED WARRANTY (FOR A ONE TIME REPLACEMENT) OF THE ABS MODULE FOR A TOTAL OF 10 YEARS OR 150,000 MILES FROM THE WARRANTY START DATE, WHICHEVER OCCURS FIRST. IF YOUR VEHICLE HAS ALREADY ACCUMULATED MORE THAN 150,000 MILES, THIS COVERAGE WILL LAST UNTIL SEPTEMBER 30, 2005.
MEDTEC/FORD RECALL NO. 04S22/CUSTOMER SATISFACTION PROGRAM 04N03.CUSTOMERS CAN ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).
Affected vehicles
Related recalls
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Other campaigns involving Medtec vehicles
Source: NHTSA recall database, campaign 04V491000 (manufacturer number 04S22). Data last verified Jul 30, 2026.