Diagnostic Aids

A vacuum leak or a pinched vacuum line may cause DTC 32 to set. Check all vacuum hoses and components connected to vacuum hoses for leaks or sharp bends. Check vacuum source to EGR solenoid. Also check for small leak in EGR valve.

Fig 1: DTC 32 Schematic ("G" Series) EGR Circuit Error

Fig 2: DTC 32 Flow Chart (All Models) EGR Circuit Error