1990 Acura Legend Service and Repair Manual
The 1990 Acura Legend factory service and repair manual is matched to the 2.7L SOHC V6 and to all six coupe and sedan trims built that year, so the specifications and sequences are correct for your exact engine and trim.
Engines
- 2.7L V6 — 2675cc (163 cu in), SOHC, naturally aspirated, gas
Trims
- L Coupe 2-Door
- Base Sedan 4-Door
- LS Coupe 2-Door
- L Sedan 4-Door
- LS Sedan 4-Door
- Base Coupe 2-Door
Known issues on the 1990 Legend. Two recalls are on federal record for this model year. The first covers frontal air bags: threaded inflator components may have been damaged during assembly and can separate when the inflator receives a deploy signal, allowing hot combustion gases to escape into the passenger compartment. The second covers the front seat belt buckle assemblies: the red plastic release buttons can break and drop pieces into the buckle, so the belts would not provide adequate protection to an occupant in a crash. Owners have filed 45 complaints and Acura has issued 5 technical service bulletins for the year. This manual carries the factory diagnostic and repair procedures behind each of those systems.
From a routine service interval to a driveability complaint or a hard-to-trace wiring fault, it keeps you on the OEM procedure and the correct specification for your specific 1990 Legend.
THE FRONT SAFETY BELT BUCKLE RELEASE BUTTONS CAN BREAK. THESE RED PLASTIC RELEASE BUTTONS ARE MARKED "PRESS." IF A BUTTON BREAKS, PIECES CAN FALL INTO THE BUCKLE ASSEMBLY CAUSING THE BUCKLE TO OPERATE IMPROPERLY.
THE SAFETY BELTS WOULD NOT PROVIDE ADEQUATE PROTECTION TO AN OCCUPANT IN A VEHICLE CRASH.
OWNERS SHOULD PROMPTLY CHECK THE CONDITION AND OPERATION OF BOTH FRONT SAFETY BELT BUCKLES. CAREFULLY INSPECT THE RED RELEASE BUTTON FOR ANY BREAKS OR CRACKS. CHECK THAT BOTH BUCKLES ARE OPERATING PROPERLY BY INSERTING EACH LATCH PLATE INTO ITS BUCKLE, TUG ON THE BELT TO MAKE SURE THE LATCH IS SECURELY LOCKED, THEN PRESS THE RELEASE BUTTON. THE LATCH PLATE SHOULD POP OUT OF THE BUCKLE WHEN THE BUTTON IS PRESSED. IF EITHER RELEASE BUTTON SHOWS ANY SIGN OF BREAKAGE OR CRACKING, OR IF EITHER BUCKLE
THREADED INFLATOR COMPONENTS MAY HAVE BEEN DAMAGED DURING ASSEMBLY WHICH MAY ALLOW COMPONENTS TO SEPARATE WHEN INFLATOR RECEIVES A SIGNAL TO DEPLOY THE AIR BAG.
INFLATOR COMPONENT SEPARATION ALLOWS HOT COMBUSTION GASES TO ESCAPE INTO THE PASSENGER COMPARTMENT WHICH COULD RESULT IN INJURIES TO VEHICLE OCCUPANTS.
REPLACE AIR BAG MODULES CONTAINING POTENTIALLY DEFECTIVE INFLATORS.
ACURA: THERE ARE GUIDELINES FOR VARIOUS SITUATIONS AND PROCEDURES INCLUDING: TIRE PRESSURE VALVE STEM INSTALLATION, TRAILER STABILITY MALFUNCTION LIGHT IS ON, ENGINE OIL APPLICATION GUIDE, NEW SOFTWARE, NEW TRANSMISSION FLUID, NOTCHY STEERI
INTERMITTENT SRA DIAGNOSTIC TROUBLE CODE 1-1 TO 1-5, DRIVER'S AIRBAG INFLATOR CIRCUIT. OCTOBER TECH LINE INFORMATION. *TT
CAMPAIGN RESPOSNSIBILITY REPORT FOR THE 1989-90 LEGEND IGNITER PRODUCT UPDATE CAMPAIGN. *TW
SPECIAL RETURN: IGNITER. *TW
CLICKING NOISE WHILE CLICKING. *TW
VEHICLE WAS INVOLVED IN A CRASH AND AIR BAG DEPLOYED. ONCE THE AIR BAG DEPLOYED, THERE WAS SEVERE DAMAGE DONE TO THE DRIVER'S FACE. *AK
I WAS INVOLVED IN A HIT AND RUN WHICH CAUSED MY DRIVER SIDE AIR BAG TO DEPLOY CAUSEING SWELLING TO MY FACE AND THE FUMES FROM THE AIR BAG ITSELF WAS VERY STRONG. *TR
LATE AIRBAG DEPLOYMENT DURING A COLLISION, CAUSING TRAUMATIC INJURY TO DRIVER'S EYE. 3 OTHER PASSENGERS WERE NOT HARMED (NO AIRBAGS). AIRBAG CAUSED ALL DAMAGE, INCLUDING LOSS OF VISION IN RIGHT EYE OF DRIVER. *AK
SUDDEN ACCELERATION, CAUSING ACCIDENTS. *DSH
BRAKE SYSTEM FAILURE, TOTAL LOSS OF BRAKING. TT CONSUMER STATES AS SHE PULEED INTO A PARKING LOT, SHE DEPRESSED THE BRAKES AND NOTHING HAPPENED, CONSUMER PRESSED BRAKES AND THEY WENT TO THE FLOOR, CONSUMER THEN HIT THE REAR BUMPER OF ANOTHER VEHICLE, THE MASTER CYLINDER HAD TO BE REPLACED.*JB
WHILE DRIVING ABOUT 25 MPH AND ATTEMPED TO STOP- ABS BRAKES FAILED CAUSING CONSUMER TO HAVE ACCIDENT. TT
TL* THE CONTACT OWNS A 1990 ACURA LEGEND. WHILE BACKING UP THE VEHICLE, THE BRAKES CEASED TO FUNCTION WHICH RESULTED IN A REAR END COLLISION WITH ANOTHER VEHICLE. A POLICE REPORT WAS FILED AND THERE WERE NO INJURIES. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE MASTER CYLINDER WAS DEFECTIVE AND NEEDED TO BE REPLACED. THE FAILURE RECURRED AND THE MASTER CYLINDER WAS REPLACED THREE TIMES. THE VEHICLE WAS REPAIRED AGAIN AND THE FAILURE RECURRED. THE FAILURE MILEA
WHILE ATTEMPTING TO BACKUP, VEHICLE SPED AND CRASHED INTO BANK WINDOW. TT
VEHICLE WAS LEFT WITH ENGINE TURNED OFF AND KEYS WERE OUT OF THE IGNITION. 20 MINUTES LATER,HEARD ALARM SOUND. WENT OUTSIDE AND VEHICLE WAS ON FIRE WHILE MOTOR WAS RUNNING. CAUSE NOT KNOWN. PLEASE PROVIDE ANY FURTHER INFORMATION.*AK
THE SPRINGS THAT ARE SUPPOSED TO HOLD MY TRUNK LID OPEN AREN'T STRONG ENOUGH AND THE LID CLOSES SUDDENLY WHEN THERE IS A BREEZE OR IT'S PARKED ON A INCLINE. IT PROBABLY HAPPENS AT LEAST 5 TIMES A MONTH, OR MORE FREQUENTLY DEPENDING UPON THE WEATHER OR WHERE I'M PARKING. I'VE BEEN THUMPED IN THE HEAD AND NECK.
WHEN BRAKING THE ENGINE FAILED TO DECELERATE AND WHEN SHIFTED INTO NUETRAL RAN AT FULL THROTTLE. THE ENGINE HAD TO BE SHUT OFF TO STOP THE PROBLEM. CAR RAN FINE AFTERWARDS. ROSENTHAL ACURA DEALERSHIP CHECK ENGINE AND COULDN'T DUPLICATE THE PROBLEM OR FIND ANY PROBLEM.
PURCHASE CAR NEW THE TRANSMISSION NEEDS TO BE REPLACED . TT
WHILE DRIVING, PASSENGER FRONT SEAT ROCKS BACK AND FORTH ON TRACK AND ANCHOR, DEALER SAY'S IT'S IN THE DESIGN AND NORMAL. TT
THIS IS THE 2ND TRANSMISSION I'VE PUT IN THIS CAR --MILES UNDER20,000
WHEN DRIVING AT HIGH SPEED THE CAR STALLS . TT
Showing the 15 most serious of 37 complaints filed with NHTSA.
