Exhaust Gas Recirculation: Testing and Inspection

Diagnosis of the EGR valve is covered in Diagnostic Trouble Code (DTC) 32 chart in Computers and Control Systems / System Diagnosis / Procedures. Testing and Inspection

If DTC 32 is NOT set, and the vehicle displays symptoms such as those described above, refer to Chart C-7 in Computers and Control Systems / System Diagnosis / Procedures. Testing and Inspection