Mazda RX7 fuel problems
12 complaint narratives mention fuel terms.
Key facts
97 owner complaints analyzed
3 distinct recall campaigns
135,201 mi median reported failure mileage
Scope: 1979 to 1989 model years. Data snapshot: . 28 complaints include usable failure mileage.
Fuel system concerns evidence
12 of 97 complaints match this topic (12.4%). The keyword filter can include complaints that mention a transmission without reporting its failure. View matching rules.
Owner report 10249119 · 2008-11-18 (November 18, 2008)
1984 MAZDA RX7 WITH ROTARY 13B ENGINE: FUEL SYSTEM PULSATION DAMPER FAILED CAUSING SIGNIFICANT FUEL LEAK ONTO ENGINE. PULSATION DAMPER REQUIRED REPLACEMENT TO CORRECT PROBLEM. OLD PART IS AVAILABLE IF DESIRED. *TR
Owner-reported narrative. 52,000 miles reported. Look up ODI 10249119 at NHTSA ↗
Owner report 10512468 · 2013-05-16 (May 16, 2013)
PULSATION DAMPER FAILURE LEAKING FUEL ALL OVER THE HOT EXHAUST THAT THE HEAT CAUGHT MY ENGINE ON FIRE! OVERHEATED AND DAMAGED INJECTOR CONNECTERS DUE TO FIRE BURNING THEM. INJECTORS THEM SELF : BURNT. TOTAL DAMAGE : NEAR $1058. *TR
Owner-reported narrative. 155,000 miles reported. Look up ODI 10512468 at NHTSA ↗
Owner report 10023100 · 2003-06-15 (June 15, 2003)
THE PULSATION DAMPENER ON THE 1986-1988 MAZDA RX-7'S CAN FAIL. THE PIECE IS MADE FROM PLASTIC WHICH BECOMES BRITTLE AND FAILS. THIS WILL CAUSE A FUEL LEAK IN THE ENGINE BAY AND CAUSE A POSSIBLE FIRE. *NLM
Owner-reported narrative. 152,000 miles reported. Look up ODI 10023100 at NHTSA ↗
Owner report 10267409 · 2009-04-30 (April 30, 2009)
I OWN A 1987 MAZDA RX-7 TURBO II WITH 44,500MILES ON IT, THE PULSATION DAMPER ON THE FUEL RAIL STARTED LEAKING AND LEFT A SMALL PUDDLE OF FUEL ON TOP OF THE ENGINE, AND ON THE FLOOR. I HAVE READ THAT THE PULSATION DAMPER OFTEN FAILS IN THESE CARS CAUSING FIRES. I WOULD LIKE MAZDA TO RECALL THIS PART AND ISSUE ME A NEW/UPDATED/SAFE PART. I HAVE ALREADY REPLACED THE FAILED PULSATION DAMPER WITH A BANJO BOLT TO ELIMINATE ALL CHANCES OF A POSSIBLE FIRE/FUEL LEAK. BUT I THINK MAZDA USED A PULSATION DAMPER FOR A REASON, AND I WOULD LIKE TO KEEP MY…
Owner-reported narrative. 44,500 miles reported. Look up ODI 10267409 at NHTSA ↗
Owner report 10278350 · 2009-07-26 (July 26, 2009)
I ROUTINELY STARTED THE CAR FOR A NICE SUNDAY DRIVE AND WHILE I WAS WAITING FOR THE CAR TO WARM UP I NOTICED FUEL LEAKING ON THE GROUND. I IMMEDIATELY SHUT THE CAR OFF AND DISCOVERED THAT FUEL HAD LEAKED ALL OVER THE TOP OF THE ENGINE AND WAS RUNNING DOWN THE SIDE AND ONTO THE EXHAUST. THE FUEL LEAK WAS COMING FROM THE FUEL PULSATION DAMPER LOCATED ON THE PRIMARY FUEL INJECTOR RAIL. I CAN BUY A REPLACEMENT PART WHICH WILL FIX THE PROBLEM, HOWEVER, I HAVE HEARD MANY COMPLAINTS ABOUT THIS PART FAILING ON A REGULAR BASIS SO IN ORDER TO REDUCE THE …
Owner-reported narrative. 127,504 miles reported. Look up ODI 10278350 at NHTSA ↗