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2008 Mercury Mariner Hybrid

Owner reports · Recalls · Investigations

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There is not enough comparable history to draw a useful model-year comparison.

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

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When problems were reported

Mileage at the reported incident

107 reports with mileage · 9 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Service Brakes. Review the 29 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 28 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Steering. Review the 24 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

2 crash reports0 fire reports0 injury reports

Vehicle Speed Control complaints

11 reports
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87,000 miles · Jun 11, 2020
EngineVehicle Speed Control

TL* THE CONTACT OWNS A 2008 MERCURY MARINER HYBRID. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE LOSS MOTIVE POWER AND STALLED WITH AN UNKNOWN WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO ANDY MOHR FORD LOCATED AT 2713 E. MAIN ST, PLAINFIELD, IN 46168 HOWEVER, THE VEHICLE WAS NOT DIAGNOSED NOR REPA…

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TL* THE CONTACT OWNS A 2008 MERCURY MARINER HYBRID. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE LOSS MOTIVE POWER AND STALLED WITH AN UNKNOWN WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO ANDY MOHR FORD LOCATED AT 2713 E. MAIN ST, PLAINFIELD, IN 46168 HOWEVER, THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 87,000.

NHTSA ODI #11328361

112,000 miles · Oct 15, 2014
EngineVehicle Speed Control

HAD THE THROTTLE BODY FIXED ONCE TWO MONTHS AGO BECAUSE I WAS GOING 45, MY SUV. HAZARD LIGHT CAME ON AND IT SAID TO SLOW DOWN AND PULL OVER SAFELY. THEN IT HAS HAPPENED THREE MORE TIMES SINCE I GOT IT FIXED, MY SUV IS IN THE SHOP AGAIN, I PAID 845 LAST TIME AND I STILL HAVE $15,000 LEFT TO PAY ON MY CAR. I CAN'T AFFORD TO KEEP P…

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HAD THE THROTTLE BODY FIXED ONCE TWO MONTHS AGO BECAUSE I WAS GOING 45, MY SUV. HAZARD LIGHT CAME ON AND IT SAID TO SLOW DOWN AND PULL OVER SAFELY. THEN IT HAS HAPPENED THREE MORE TIMES SINCE I GOT IT FIXED, MY SUV IS IN THE SHOP AGAIN, I PAID 845 LAST TIME AND I STILL HAVE $15,000 LEFT TO PAY ON MY CAR. I CAN'T AFFORD TO KEEP PAYING TO GET THIS FIXED, LET ALONE THE SAFETY ISSUE.THE LADY TWO TIMES IT HAPPENED I HAD MY BABY IN THE CAR ON THE FREEWAY AND I WAS IN THE MIDDLE LANE AND IT WAS RAINING... IT WAS FRIGHTENING. *TR

NHTSA ODI #10644922

57,870 miles · Sep 25, 2014
Electrical SystemVehicle Speed Control

WHILE MY WIFE WAS DRIVING OUR 2008 MERCURY HYBRID MARINER ON A HIGHWAY AT A SPEED OF APPROXIMATELY 45 MPH, A WARNING LIGHT APPEARED ON THE DASH (RED TRIANGLE WITH AND EXCLAMATION POINT) AND THE VEHICLE BEGAN SLOWING DOWN IN A MANNER THAT PREVENTED HER FROM CONTROLLING THE SPEED OF THE VEHICLE. MY WIFE, FORTUNATELY, WAS ABLE TO …

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WHILE MY WIFE WAS DRIVING OUR 2008 MERCURY HYBRID MARINER ON A HIGHWAY AT A SPEED OF APPROXIMATELY 45 MPH, A WARNING LIGHT APPEARED ON THE DASH (RED TRIANGLE WITH AND EXCLAMATION POINT) AND THE VEHICLE BEGAN SLOWING DOWN IN A MANNER THAT PREVENTED HER FROM CONTROLLING THE SPEED OF THE VEHICLE. MY WIFE, FORTUNATELY, WAS ABLE TO PULL TO THE SIDE OF THE HIGHWAY WITHOUT INCIDENT. THE FORD DEALERSHIP'S DIAGNOSTIC TEST REVEALED A FAULTY ELECTRONIC THROTTLE BODY AND THE DEALERSHIP RECOMMENDED IMMEDIATE REPLACEMENT FOR SAFETY REASONS. I UNDERSTAND THAT AS A RESULT OF SIMILAR ISSUES WITH FORD ESCAPE AND MERCURY MARINER MODELS, THROUGH A CUSTOMER SATISFACTION PROGRAM, FORD VOLUNTARILY HAS EXTENDED WARRANTY WORK FOR SOME ESCAPE AND MARINER VEHICLES. THE VIN FOR OUR 2008 MERCURY HYBRID MARINER, HOWEVER, WAS NOT INCLUDED IN THIS PROGRAM. I SPOKE WITH A REPRESENTATIVE AND WITH A SUPERVISOR FROM FORD CUSTOMER SERVICE (800-392-3673), AND THE SUPERVISOR REPORTED THAT FORD IS NOT IN A POSITION TO ADDRESS THE ISSUE WITH RESPECT TO MY VEHICLE, BECAUSE THERE IS NOT ENOUGH DATA TO INCLUDE MY VEHICLE WITHIN THE VOLUNTARY CUSTOMER SATISFACTION PROGRAM. *TR

NHTSA ODI #10639027

110,000 miles · Aug 14, 2014
Vehicle Speed Control

DRIVING HOME FROM WORK AT 6 PM ON MONDAY AND I WAS GOING 35 MPH AND THE SUV HAZARD LIGHT CAME ON AND THEN SAID "PULL OVER SAFELY NOW" AND I LOST POWER AND COULDN'T ACCELERATE. IM GLADE I WASN'T ON THE FREEWAY. TOOK MY SUV INTO FORD AND THEY SAID IT WAS THE THROTTLE BODY. THEY ARE FIXING IT NOW $845 LATER IM HOPING ITS NOT GOING …

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DRIVING HOME FROM WORK AT 6 PM ON MONDAY AND I WAS GOING 35 MPH AND THE SUV HAZARD LIGHT CAME ON AND THEN SAID "PULL OVER SAFELY NOW" AND I LOST POWER AND COULDN'T ACCELERATE. IM GLADE I WASN'T ON THE FREEWAY. TOOK MY SUV INTO FORD AND THEY SAID IT WAS THE THROTTLE BODY. THEY ARE FIXING IT NOW $845 LATER IM HOPING ITS NOT GOING TO HAPPEN AGAIN, BUT WHAT I HAVE READ TO A LOT OF PEOPLE THAT HAVE FIXED THEIRS, THE PROBLEM PERSISTS. IM NOT FEELING VERY COMFORTABLE DRIVING MY SUV ON THE FREEWAY, AND I HAVE TO DRIVE IT ON THERE 5 DAYS A WEEK FOR WORK. WASN'T EXPECTING THIS TO BE SUCH A BIG ISSUE, MAKES ME NOT WANT TO BUY ANOTHER FORD AGAIN.... THEY NEED TO RECALL THIS FOR 2008 ALSO NOT JUST THE NEWER VEHICLES. *TR

NHTSA ODI #10622393

96,000 miles · Aug 7, 2014
EngineFuel/propulsion SystemVehicle Speed Control

ENGINE SHUTS OFF AND DISPLAY SAYS TO PULL OFF ROAD. THIS HAS BEEN A ON GOING PROBLEM. THE DEALER REPLACED THE THROTTLE BODY AND IT STILL HAPPENS. IT IS VERY UNSAFE TO LOSE YOUR VEHICLE'S ACCELERATION AND HAVE THE ENGINE TURN OFF. I THINK IT MAY BE A COMPUTER CODE GLITCH BECAUSE BASED ON WHAT I WAS TOLD BY THE DEALER THE ENGINE …

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ENGINE SHUTS OFF AND DISPLAY SAYS TO PULL OFF ROAD. THIS HAS BEEN A ON GOING PROBLEM. THE DEALER REPLACED THE THROTTLE BODY AND IT STILL HAPPENS. IT IS VERY UNSAFE TO LOSE YOUR VEHICLE'S ACCELERATION AND HAVE THE ENGINE TURN OFF. I THINK IT MAY BE A COMPUTER CODE GLITCH BECAUSE BASED ON WHAT I WAS TOLD BY THE DEALER THE ENGINE SHUTS OFF BECAUSE A FUEL MIXTURE ISSUE DETECT THAT MAY EVEN BE A FALSE READING. THIS AUTOMATED ACTION WITHIN THE VEHICLE BRAIN DECISION PUTS MANY AT RISK AS I FOUND OUT WHEN I WAS IN THE FURTHEST LEFT LANE ABOUT A MILE BEFORE THE 55 FREEWAY TURN OFF WHILE TRAVELING SOUTH ON THE 91 FREEWAY WITH THE CAR SHUT OFF IT'S ENGINE. I LOST POWER AND NEEDED TO PULL OVER WHILE A CAR BEHIND ME WAS FLASHING THEIR HEADLIGHTS AND THE CAR TO MY RIGHT WAS SLOWLY PASSING ME UP. NEXT CAME A BIGGER CHALLENGE SINCE THERE WERE 2 BIG RIGS ON THE ROAD AND I HIT THE BRAKES A LITTLE WHILE SIGNALLING A LANE CHANGE WITH MY FLASHERS ON I MANAGED TO SQUEEZE BETWEEN THE TWO RIGS AND ALMOST CAUSED THE ONE BEHIND ME TO REAR END ME. THE BIG RIG IN TURN CAUSED THE CAR BEHIND TO BREAK AND THIS ALMOST LEAD TO A PILE UP. THAT INTERSECTION ON THE FREEWAY WHERE THE 55 FREEWAY BEGINS ON YOUR LEFT LANES AND THE 91 FREEWAYS CONTINUES ON THE RIGHT IS A VERY DANGEROUS PLACE TO HAVE TO NEGOTIATE A PULL OVER. IT IS COMPOUNDED WITH A ENTRY RAMP WITH CARS TRYING TO QUICKLY GET INTO THE LEFT 2 LANES IN ORDER TO GET ONTO THE 55 FREEWAY. I DO NOT SEE A REASON TO HAVE YOUR VEHICLE TURN ITSELF OF FOR ANY REASON OTHER THAN A FIRE OR A VERY SERIOUS SAFELY ISSUE. BASED ON WHAT I KNOW THE COMPUTER OF MY VEHICLE PUTS PEOPLE IN DANGER OVER A POSSIBLE ISSUE WITH THE SMOG POLLUTION BEING TOO EXCESSIVE FOR THE MOMENT. *TR

NHTSA ODI #10620663

95,000 miles · Aug 7, 2014
EngineFuel/propulsion SystemVehicle Speed Control

WHILE DRIVING THE VEHICLE SHUTS OFF WITH A RED TRIANGLE AND THE DISPLAY SAYS TO PULL OFF SAFELY. THIS HAS HAPPENED ABOUT 6 TIMES ALREADY. I HAVE TAKEN IT BACK TO THE FORD DEALER AND THEY REPLACED THE THROTTLE BODY BECAUSE THERE IS A SENSOR THAT FAILS IN THE UNIT AND THEY EXPLAINED THE FACTORY CALIBRATES THE WHOLE UNIT WITH A ST…

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WHILE DRIVING THE VEHICLE SHUTS OFF WITH A RED TRIANGLE AND THE DISPLAY SAYS TO PULL OFF SAFELY. THIS HAS HAPPENED ABOUT 6 TIMES ALREADY. I HAVE TAKEN IT BACK TO THE FORD DEALER AND THEY REPLACED THE THROTTLE BODY BECAUSE THERE IS A SENSOR THAT FAILS IN THE UNIT AND THEY EXPLAINED THE FACTORY CALIBRATES THE WHOLE UNIT WITH A STEEP PRICE TAG. LUCKY I STILL HAVE 5000 MILES TILL WARRANTY EXPIRES. I GUESS A NUMBER OF TIMES IT WAS NOT A BIG DEAL TO PULL OVER ON THE SHOULDER AND RESTART THE VEHICLE AND CARRY ON. THIS LAST TIME WE HAD SERVICE DONE TO THE VEHICLE I INFORMED THE FORD SERVICE AGENT THAT WE WERE GOING ON A LONG TRIP AND IF WE SHOULD GET A RENTAL. HE WAS CONFIDENT THE WORK THEY PERFORMED WOULD RESOLVE THE SHUT DOWN ISSUE. WE LEFT LA AND WENT ON OUR WAY TO BISHOP FOR A GROUP HIKING TRIP. THE MARINER RAN FINE FOR 3/4 OF THE WAY AND AGAIN WHILE DRIVING ON A 2 LANE ROAD THE MARINER SHUTS OFF. I NEGOTIATED TO THE RIGHT AS MY SPEED WAS DECLINING AND A 18 WHEELER WAS PASSING ME UP ON THE RIGHT AND THE CAR BEHIND ME WAS GAINING ON MY REAR. IT WAS A BIT SCARY BUT WE MANAGED TO PULL OVER SAFELY. UPON TURNING OFF THE MARINER IGNITION AND RESTARTING WE CARRIED ON TO THE DESTINATION. IT WAS RAINING AND A ROAD CONDITIONS WERE NOT THE BEST BUT WE DID NOT WANT TO BE STRANDED ON THE SIDE OF THE ROAD. ONCE AGAIN AFTER DRIVING FOR 10 MINUTES THE MARINER SHUT OFF AND WITH THE LOSS OF POWER. NOT A SAFE SITUATION TO HAVE YOUR ENGINE SHUT OFF WHILE DRIVING IN A FREEWAY AT SPEED OF 65 AND TO SUDDENLY LOSS YOUR ENGINE WITH NO ABILITY TO ACCELERATE OUT OF A UNSAFE SITUATION. IT COULD BE VERY DANGEROUS IF WE WERE TRAVELING ON A WINDY SINGLE LANE ROAD WITHOUT A SHOULDER AS THERE ARE A BUNCH IN THE HIGHER ELEVATIONS WHERE WE HIKE. IT WOULD NOT BE SAFE TO STOP AND DEAL WITH THIS SITUATION AS CARS ARE COMING UP A HILL AND YOUR TRYING TO RESET THE IGNITION COMPUTER SYSTEM. *TR

NHTSA ODI #10619541

106,002 miles · Jul 19, 2014
EngineVehicle Speed Control

ON THE FREEWAY WITH CRUISE CONTROL ON AT 70 MPH IN THE FAST LANE THE MOTOR UNEXPECTEDLY STOPS AND THE "PULL OVER SAFELY LIGHT" CAME ON. THIS CAUSED A VERY DANGEROUS SITUATION CAUSING ME TO MOVE OVER FOUR LANES TO THE SHOULDER OF THE ROAD. AFTER THE VEHICLE WAS COMPLETELY STOPPED AND PUT IN PARK THE MOTOR RESTARTED. OVER THE LA…

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ON THE FREEWAY WITH CRUISE CONTROL ON AT 70 MPH IN THE FAST LANE THE MOTOR UNEXPECTEDLY STOPS AND THE "PULL OVER SAFELY LIGHT" CAME ON. THIS CAUSED A VERY DANGEROUS SITUATION CAUSING ME TO MOVE OVER FOUR LANES TO THE SHOULDER OF THE ROAD. AFTER THE VEHICLE WAS COMPLETELY STOPPED AND PUT IN PARK THE MOTOR RESTARTED. OVER THE LAST THREE MONTHS THIS HAS HAPPENED THREE TIMES. *TR

NHTSA ODI #10614692

62,300 miles · Jul 14, 2014
Electronic Stability Control (esc)EngineVehicle Speed Control

PCM, "STOP SAFELY NOW" & SHUT-DOWN PROBLEM AND I HAVE A RED TRIANGLE ILLUMINATED ON THE CLUSTER ACCOMPANIED BY AN AUDIBLE CHIME. IN ADDITION, THE MESSAGE CENTER WILL INDICATE "STOP SAFELY NOW" AND THE POWERTRAIN CONTROL MODULE WILL COMMAND THE VEHICLE TO SHUT DOWN. THIS IS WHERE EVER YOU ARE AND IT HAPPENS REALLY QUICKLY IT IS …

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PCM, "STOP SAFELY NOW" & SHUT-DOWN PROBLEM AND I HAVE A RED TRIANGLE ILLUMINATED ON THE CLUSTER ACCOMPANIED BY AN AUDIBLE CHIME. IN ADDITION, THE MESSAGE CENTER WILL INDICATE "STOP SAFELY NOW" AND THE POWERTRAIN CONTROL MODULE WILL COMMAND THE VEHICLE TO SHUT DOWN. THIS IS WHERE EVER YOU ARE AND IT HAPPENS REALLY QUICKLY IT IS FOR SURE A SAFETY HAZARD.... I DON'T UNDERSTAND WHY THIS HAS NOT BEEN RECALLED, SINCE SO MANY HAVE REPORTED THE SAME PROBLEMS THROUGHOUT THE YEARS. *TR

NHTSA ODI #10610456

29,000 miles · Apr 15, 2014
Service BrakesUnknown Or OtherVehicle Speed Control

ABS AND EMERGENCY BRAKE LIGHT CAME ON SPONTANEOUSLY. BRAKING ABNORMAL AND UNABLE TO STOP VEHICLE. BRAKING SYSTEM NOT WORKING. NEUTRAL AND HAD TO DO SHOULDERS TO CONTROL VEHICLE AND SLOW DOWN GRADUALLY. VERY DANGEROUS! *TT

NHTSA ODI #10582966

66,650 miles · Oct 7, 2013
Fuel/propulsion SystemVehicle Speed Control

WHILE TRAVELING ON THE OPEN HWY @ 75MPH, I SUDDENLY GOT "PULL OVER SAFELY NOW" MESSAGE ON THE INFO CENTER OF THE DASH AND A RED TRIANGLE ALERT ON THE RIGHT SIDE OF THE DASH. I PULLED OVER IMMEDIATELY. STOPPED THE CAR, TURNED OFF THE IGNITION AND WAITED A MOMENT. I THEN STARTED THE CAR, ALL SEEMED FINE (NO MESSAGE) AND PROC…

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WHILE TRAVELING ON THE OPEN HWY @ 75MPH, I SUDDENLY GOT "PULL OVER SAFELY NOW" MESSAGE ON THE INFO CENTER OF THE DASH AND A RED TRIANGLE ALERT ON THE RIGHT SIDE OF THE DASH. I PULLED OVER IMMEDIATELY. STOPPED THE CAR, TURNED OFF THE IGNITION AND WAITED A MOMENT. I THEN STARTED THE CAR, ALL SEEMED FINE (NO MESSAGE) AND PROCEEDED. A SHORT TIME LATER, THE EXACT SAME THING HAPPENED AGAIN. I PULLED OFF THE HWY AND REPEATED THE STEPS ABOVE. THE CAR WAS RIDING WELL AND SMOOTHLY WITH NO APPARENT PROBLEMS. BUT, THE LONGER I DROVE, THE MORE FREQUENTLY THE PROBLEM OCCURRED. I WAS ONLY ABLE TO DRIVE FOR A FEW MINUTES BEFORE THE DASH BOARD WARNING WOULD REAPPEAR. I PULLED INTO THE NEAREST FORD DEALERSHIP TO GET THE PROBLEM RESOLVED. I HAVE BEEN TOLD IT IS THE THROTTLE BODY AND AM CURRENTLY WAITING FOR THE PROBLEM TO BE RESOLVED. *TR

NHTSA ODI #10547149

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

2

DP22005 · Pedestrian Alert Sounds

Opened Jan 27, 2023 · Closed Aug 7, 2023

Status: closed (inferred from source dates) · Electrical System:propulsion System

NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pedestrian alert sounds for motor vehicles. The standard applies to hybrid and electric vehicles that have a gross vehicle weight rating of 4,536 KG or less or are defined as low-speed vehicles. The standard became fully applicable to all such vehicles manufactured on or after March 1, 2021.On January 27, 2023, NHTSA opened Defect Petition (DP) 22-005 to evaluate the subject matter described in the petition. On June 24, 2023 and as supplemented on June 25, 2023, the petitioner notified NHTSA he was withdrawing his petition. The petitioner indicated that, based on his review of data, there is no justification for asserting potential benefits that could be derived from actions sought by my petition. Based on the petitioner's withdrawal, DP22-005 is closed. Closure of this DP does not represent a determination by NHTSA regarding the subject matter of the petition.

DP15001 · Loss Of Power Steering While Driving

Opened Apr 1, 2015 · Closed Jun 14, 2018

Status: closed (inferred from source dates) · Steering:electric Power Assist System

On May 27, 2014, amended June 2, 2014, Ford Motor Company (Ford) submitted a Defect Information Report (DIR) to NHTSA describing a safety defect that may result in a sudden loss of power steering assist while driving in approximately 746,067 model year (MY) 2008 through 2011 Ford Escape vehicles equipped with electric power assisted steering (NHTSA 14V-284, Ford 14S05). Ford's DIR described the defect condition as a poor signal to noise ratio [SNR] in the torque sensor within the Electric Power Assisted Steering (EPAS) system [which] does not allow the PSCM to determine the driver's steering input. When the system detects this fault condition, it transitions the EPAS system to the fail-safe/manual steering mode.Ford's DIR indicates that loss of power steering assist while driving would require higher steering effort at lower vehicle speeds, which may result in an increased risk of a crash.Ford's remedy instructs dealers to check the Power Steering Control Module (PSCM) for Diagnostic Trouble Codes (DTCs) to determine the proper repair procedure. If no DTCs are present, dealers are to update the PSCM and instrument cluster module software. The updated PSCM software changes the torque sensor fault strategy so that the SNR condition does not result in a loss of power steering assist while driving.In addition, audible and visual warnings are provided for torque sensor faults.If DTCs indicating faults in the torque sensor, PSCM or Power Steering Motor (motor) are present in the initial recall inspection, the dealer performs the following repairs: 1) replaces the torque sensor for torque sensor faults (DTC B2278); or 2) replaces the steering column for faults related to the PSCM (DTC B1342) or motor (DTC B2277).Continued in attachment pages