1. Standard Flow Of Diagnostic Troubleshooting

Troubleshooting sections are based on the diagnostic flow as below. If the diagnostic flow is different from that given below, or if additional explanation is required, the details of such differences or additions will also be listed.

Diagnostic method 

Fig 1: Standard Flow Of Diagnostic Troubleshooting Chart

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

• ^*1 : For how to diagnose CAN bus lines, refer to CAN BUS LINE REPAIR HARNESS (PART NAME AND NUMBER) .
• ^*2 : For the CAN bus diagnosis chart, refer to CAN BUS DIAGNOSTICS TABLE .
• ^*3 : When scan tool MB991958 detects a diagnostic trouble code, its display informs users whether a mechanical problem currently exists or whether it existed before. The message for the former state identifies it as an "Active" and the message for the latter identifies it as a "Stored".
• ^*4 : For how to treat past trouble, refer to HOW TO TREAT PAST TROUBLE  .
• ^*5 : For how to cope with intermittent malfunctions, refer to HOW TO COPE WITH INTERMITTENT MALFUNCTIONS  .
• ^*6 : For coding data, refer to CODING LIST  .