Pinpoint Test 1: Hiss When Opening Fuel Cap

Fig 1: Pinpoint Test 1: Hiss When Opening Fuel Cap: Inspection (Step 1)

Courtesy of MAZDA MOTORS CORP.

Fig 2: Pinpoint Test 1: Hiss When Opening Fuel Cap: Inspection (Steps 2-4)

Courtesy of MAZDA MOTORS CORP.

Fig 3: Pinpoint Test 1: Hiss When Opening Fuel Cap: Inspection (Steps 5-6)

Courtesy of MAZDA MOTORS CORP.