ADVANCED ENGINE MANAGEMENT: Safety Recalls in 2001

Updated on March 19, 2026.

There was 1 safety recall made by ADVANCED ENGINE MANAGEMENT in 2001. See the detail of the recall below.

You can also see similar information for other manufacturers.

Data Source: NHTSA.

April 25, 2001

(Campaign #: NR (Not Reported))

AEM/AIR BYPASS VALVE

EQUIPMENT DESCRIPTION: AIR BYPASS VALVES PART NOS. 20-401, 20-402, AND 20-403, SOLD BETWEEN AUGUST 1, 2000, AND JANUARY 31, 2001, FOR INSTALLATION ON PASSENGER VEHICLES TO PREVENT INGESTION OF WATER INTO THE ENGINE. THE VALVES ARE CONSTRUCTED OF TWO PLASTIC PIECES SONICALLY WELDED WITH A SILICON DIAPHRAGM AND FOAM SPRING. THE WELD SEAM CAN CRACK UNDER HIGH STRESS LOADS AND THE VALVE'S INTERNAL DIAPHRAGM AND SPRING MAY BE INGESTED INTO THE THROTTLE BODY, WHICH IN TURN, MAY CAUSE THE THROTTLE TO STICK OPEN.

NHTSA ID: 01E018000

Component: ENGINE AND ENGINE COOLING

# of Units Affected: 3,000

Consequence Summary:

IF THE THROTTLE IS UNABLE TO RETURN TO THE CLOSED POSITION, THE DRIVER MAY LOSE CONTROL OF THE VEHICLE POSSIBLY RESULTING IN A VEHICLE CRASH.

Corrective Action:

AEM WILL NOTIFY AND PROVIDE TO ITS CUSTOMERS A FREE RETAINING CLIP TO PREVENT INGESTION OF THE DIAPHRAGM/FOAM PIECES INTO THE THROTTLE BODY SHOULD THE VALVE SEPARATE. OWNER NOTIFICATION BEGAN APRIL 26, 2001. OWNERS WHO DO NOT RECEIVE THE FREE CLIP WITHIN A REASONABLE TIME SHOULD CONTACT AEM AT 310-484-2322X500.

Park Outside Advisory: No

Do not Drive Advisory: No

View Full Recall Details