Diagnostic Aids

Prior to replacing PCM, check resistance of all PCM-controlled solenoids and relays. Replace any with a resistance value less than 20 ohms.

Fig 1: Code 32 Schematic ("C" & "K" Series 5.7L) EGR Ckt. Error Using Manifold Vac., 2-Terminal Sol. & Back Press. EGR

Fig 2: Code 32 Schematic ("G" Series A/T) EGR Ckt. Error Using Manifold Vac., 2-Terminal Sol. & Back Press. EGR

Fig 3: Code 32 Schematic ("P" Series 5.7L) EGR Ckt. Error Using Manifold Vac., 2-Terminal Sol. & Back Press. EGR

Fig 4: Code 32 Flow Chart EGR Ckt. Error Using Manifold Vac., 2-Terminal Sol. & Back Press. EGR