Mazda 6 Service Manual: Symptom troubleshooting item table

Basic inspection

Quick diagnosis chart

Other materials:

Mazda 6 Service Manual: Nonreturn valve inspection
1. Remove the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION.) 2. Siphon the fuel from the fuel tank. Note Nonreturn valve is integrated in the fuel tank. The nonreturn valve is normally closed by the spring force. 3. Verify that the nonreturn valve is closed. If the nonretu ...

Mazda 6 Service Manual: Intermittent concern troubleshooting
Vibration Method If malfunction occurs or becomes worse while driving on a rough road or when engine is vibrating, perform the steps below. Note There are several reasons why vehicle or engine vibration could cause an electrical malfunction. Some of the things to check for: - ...