Troubleshooting Procedure - Mazda CX-7 2007 Workshop Manual

Troubleshooting Procedure

Basic flow of troubleshooting
WARNING LIGHT*
ON/FLASHING
CHECK FOR
PRIORITIZED DTC
DIAGNOSE BY DTC
(ON-BOARD DIAGNOSTIC)
DTC TABLE
DTC
TROUBLESHOOTING
FLOW
*: INDICATOR LIGHTS AND WARNING
LIGHTS THAT INDICATE MALFUNCTIONS
DTC troubleshooting flow (on-board diagnostic)
• Diagnostic trouble codes (DTCs) are important hints for repairing malfunctions that are difficult to simulate.
Perform the specific DTC diagnostic inspection to quickly and accurately diagnose the malfunction.
• The on-board diagnostic function is used during inspection. When a DTC is shown specifying the cause of a
malfunction, continue the diagnostic inspection according to the items indicated by the on-board diagnostic
function.
Diagnostic index
• The diagnostic index lists the symptoms of specific malfunctions. Select the symptoms related or most closely
relating to the malfunction.
Quick diagnosis chart (If mentioned)
• The quick diagnosis chart lists diagnosis and inspection procedures to be performed specifically relating to the
cause of the malfunction.
Symptom troubleshooting
• Symptom troubleshooting quickly determines the location of the malfunction according to symptom type.
00-00–6
GENERAL INFORMATION
CUSTOMER ARRIVES
DTC
NO WARNING LIGHT*
WITH SYMPTOM
CHECK DTC
IGNITION ON TEST, IDLING
TEST
WITHOUT DTC
DIAGNOSE BY SYMPTOM
(SYMPTOM TROUBLESHOOTING)
1. DIAGNOSTIC INDEX
2. QUICK DIAGNOSIS CHART
(IF MENTIONED)
3. SYMPTOM
TROUBLESHOOTING
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