Diagnostic procedure

WARNING: This page is about a different car, the 2004 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Symptom No.14 Poor Fuel Economy - Diagnostic Procedure Chart (Steps 1-3)

Courtesy of MAZDA MOTORS CORP.

Fig 2: Symptom No.14 Poor Fuel Economy - Diagnostic Procedure Chart (Steps 4-14)

Courtesy of MAZDA MOTORS CORP.