Diesel Data: Automotive Repair

Symptom Related Diagnostic Procedures








2AZ-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: PROBLEM SYMPTOMS TABLE

PROBLEM SYMPTOMS TABLE
HINT: Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in descending order in the "Suspected area" column of the table. Check each symptom by checking the suspected areas in the order. Replace parts as necessary.

SFI system: