Mazda 6 Service Manual: No.28 spark plug condition

No.27 constant voltage

Diagnostic procedure ...

Intermittent concern troubleshooting

  Vibration Method 1. 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 vehicle or ...

Other materials:

Mazda 6 Service Manual: Reporting Safety Defects (U.S.A.)
If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) in addition to notifying Mazda Motor Corporation (Your Mazda Importer/Distributor). If NHTSA receive ...

Mazda 6 Service Manual: Relay inspection
Relay Type Four-terminal Type A 1. Remove the relay. 2. Inspect for continuity between the relay terminals using an ohmmeter. If not as specified, replace the relay. Type B 1. Remove the relay. 2. Inspect for continuity between the relay terminals using an ohmmeter. If not as ...