Transport CanadaCritical
1988 HONDA PRELUDETransport Canada Recall #1987080
The official notice
Defect
On certain Prelude SI vehicles, throttle body castings may contain slight porosity. During vehicle usage, coolant seepage may occur and eventually residue may accumulate on the throttle valve. The residue could cause the throttle valve to return slowly from the slightly open position to the idle position when the accelerator pedal is released.
Safety Risk
No risk description available.
Remedy
The throttle body assembly will be replaced.
992 vehicles affectedUpdated June 10, 2026