2003 Nissan Frontier Service and Repair Manual
This 2003 Nissan Frontier factory service and repair manual is built around this exact model year, so the torque values, wiring diagrams, and diagnostic steps match the specific engine and cab configuration under your truck rather than a generic Frontier-era reprint.
Engines covered
- 2.4L inline-four — DOHC, naturally aspirated, gasoline
- 3.3L V6 — SOHC, supercharged, gasoline
- 3.3L V6 — SOHC, naturally aspirated, gasoline
Body styles covered
- 2-door extended cab pickup
- 4-door crew cab pickup
Trims covered
- Base
- SC
- SE
- SVE
- XE
Known issues on the 2003 Frontier. Seven recalls are on federal record for this model year. Three cover aftermarket combination corner, bumper, and headlamp assemblies sold as replacement lighting that lack the required amber side reflectors, reducing visibility to other drivers and increasing crash risk. One covers the lower steering column joint, where corrosion can restrict movement and put excess load on the shaft until it cracks during a low-speed maneuver requiring heavy steering input, risking loss of steering control. One covers the fuel pump terminal on the fuel-sending unit, where a cracked plastic molding lets the terminal strip corrode until it breaks, stopping the fuel pump and stalling or preventing the engine from starting. One covers an incorrectly sized spare-tire wheel rim that rubs the front brake caliper when mounted up front, wearing the caliper and rim and risking loosened lug nuts, degraded braking, and wheel separation. One covers the rear axle, where water can enter through inadequate ABS sensor sealing and corrode the wheel bearing until it fails, risking wheel separation. Owners have filed 77 complaints for the year, and no technical service bulletins are logged. The factory diagnostic and repair procedures behind each of those systems are here.
Whether you're tracing a steering column corrosion point, a fuel pump no-start, or a rear wheel bearing inspection, it keeps you on the OEM procedure and correct specification for your specific 2003 Frontier.
SABERSPORT IS RECALLING 16,270 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE S
DECREASED LIGHTING VISIBILITY MAY RESULT IN A VEHICLE CRASH.
SABERSPORT WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE SAFETY RECALL BEGAN ON MAY 11, 2009. OWNERS MAY CONTACT SABERSPORT AT 1-909-598-7589.
NISSAN IS RECALLING CERTAIN MODEL YEAR 2002-2004 FRONTIER VEHICLES MANUFACTURED FROM JULY 9, 2001 THROUGH OCTOBER 20, 2004, AND MODEL YEAR 2002-2004, XTERRA VEHICLES MANUFACTURED FROM JULY 9, 2001, THROUGH JANUARY 6, 2005. OVER TIME CORROSION MAY FO
THE SHAFT MAY BREAK WHICH COULD RESULT IN LOSS OF STEERING CONTROL DURING THESE LOW SPEED MANEUVERS INCREASING THE RISK OF A CRASH.
THE STEERING COLUMN SHAFT AND JOINT WILL BE REPLACED WITH A SHAFT OF A DIFFERENT DESIGN. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE RECALL BEGAN ON DECEMBER 13, 2010. OWNERS MAY CONTACT NIS
CERTAIN ANZO COMBINATION HEADLAMP ASSEMBLIES SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES. SOME COMBINATION LAMPS ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS WHICH FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108,
WITHOUT THE AMBER REFLECTORS, THE VEHICLE WILL BE POORLY ILLUMINATED, POSSIBLY RESULTING IN A VEHICLE CRASH.
ANZO WILL NOTIFY OWNERS AND REPLACE THE HEADLAMPS FREE OF CHARGE. THE RECALL BEGAN MAY 9, 2006. OWNERS MAY CONTACT ANZO USA AT 909-468-3688.
CERTAIN TRADESONIC COMBINATION LAMPS SOLD AS REPLACEMENT LAMPS FOR USE ON THE ABOVE LISTED PASSENGER VEHICLES. COMBINATION LAMPS NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD N
LACK OF AMBER SIDE REFLECTORS IN THE LAMPS WILL DECREASE LIGHTING VISIBILITY TO OTHER DRIVERS AND MAY POSSIBLY RESULT IN A VEHICLE CRASH.
TRADESONIC WILL NOTIFY OWNERS AND REPLACE THE LAMPS FREE OF CHARGE. THE RECALL IS EXPECTED TO BEGIN DURING JULY 2006. OWNERS MAY CONTACT TRADESONIC AT 626-934-8884.
ON CERTAIN PICKUP TRUCKS EQUIPPED WITH SIX CYLINDER ENGINES AND SPORT UTILITY VEHICLES EQUIPPED WITH FOUR OR SIX CYLINDER ENGINES, THE FUEL PUMP TERMINAL ON THE FUEL-SENDING UNIT CAN DEVELOP A CRACK IN THE PLASTIC MOLDING. THIS CAN CAUSE THE TERMINA
IF CORROSION OCCURS, THE TERMINAL STRIP COULD EVENTUALLY BREAK CAUSING THE FUEL PUMP TO STOP OPERATION. THIS WILL RESULT IN NOT BEING ABLE TO START THE ENGINE OR CAUSE THE ENGINE TO STOP RUNNING WITH
IN THE FOLLOWING STATES, DEALERS WILL REPLACE THE FUEL-SENDING UNIT. THESE STATES ARE CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, KENTUCKY, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, NE
ON CERTAIN SPORT UTILITY VEHICLES EQUIPPED WITH A V6 ENGINE, AN INCORRECT SIZE WHEEL RIM FOR THE SPARE TIRE WAS PROVIDED IN THESE VEHICLES. THE WHEEL RIM DOES NOT FIT PROPERLY AS A REPLACEMENT FOR A FRONT WHEEL.
WHEN INSTALLED ON THE FRONT OF THE VEHICLE, THE WHEEL RIM WILL CONTACT THE BRAKE CALIPER CAUSING A LOUD RUBBING NOISE AND COULD RESULT IN WEAR ON THE CALIPER AND/OR WHEEL RIM IF DRIVING CONTINUES. CO
DEALERS WILL REPLACE THE SPARE TIRE WHEEL RIM WITH A NEW ONE, AND REMOUNT THE SPARE TIRE ON IT. OWNER NOTIFICATION BEGAN JANUARY 13, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON
ON CERTAIN PICKUP TRUCKS AND SPORT UTILITY VEHICLES, WATER MAY ENTER THE REAR AXLE HOUSING DUE TO INADEQUATE SEALING OF THE ANTI-LOCK BRAKING SYSTEM (ABS) SENSOR.
THIS CAN RESULT IN CORROSION AND EVENTUAL FAILURE OF THE WHEEL BEARING. IF THIS OCCURS, THE WHEEL ASSEMBLY COULD SEPARATE FROM THE VEHICLE INCREASING THE RISK OF A CRASH.
DEALERS WILL INSPECT THE REAR AXLE FOR WATER INTRUSION AND ANY AFFECTED COMPONENTS WILL BE REPLACED. THE ABS SENSOR WILL BE RESEALED TO PREVENT WATER INTRUSION. OWNER NOTIFICATION BEGAN DECEMBER 1
CERTIFICATION LABEL AND VIN PLATE REPLACEMENT SERVICE INFORMATION Because of collision damage or other vehicle repair, a replacement Certification Label or VIN Plate/Label may be needed. HINT: Certification Label = FMVSS (Federal Motor Vehi
CERTIFICATION LABEL AND VIN PLATE REPLACEMENT SERVICE INFORMATION Because of collision damage or other vehicle repair, a replacement Certification Label or VIN Plate/Label may be needed. HINT: Certification Label = FMVSS (Federal Motor Vehi
VEHICLE KEY NOT DETECTED / AUTHENTICATED, ENGINE WILL NOT START This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
WINDOW GLASS WARRANTY INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
REMOVING FOREIGN MATERIAL FROM THE WINDOW GLASS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
WINDSHIELD CRACKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
DIAGNOSIS OF VEHICLE PULL (DRIFT) AND/OR STEERING WHEEL OFF-CENTER This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
SILICONE-BASED LUBRICANT OR GREASE CAN DAMAGE ELECTRICAL COMPONENTS SERVICE INFORMATION Do not apply Silicone-based lubricants or grease to, or around, any interior electrical components. To avoid the risk of death or severe personal injury
Showing the 8 most recent of 47 technical service bulletins on file with NHTSA.
IN 2014 MY SON WAS INVOLVED IN AN ACCIDENT ON A HIGHWAY IN WHICH THE AIRBAG DEPLOYED AND THE SHRAPNEL FROM THE AIRBAG CUT HIS FACE TERRIBLY. HE REQUIRED HOURS OF PLASTIC SURGERY AND STILL SUFFERS THE
TAKATA RECALL: MY SON WAS INVOLVED IN A MOVING HIGHWAY ACCIDENT WHERE THE AIRBAG DEPLOYED, SENDING SHRAPNEL TO HIS FACE AND CAUSING NUMEROUS DEEP LACERATIONS. HE REQUIRED HOURS OF PLASTIC SURGERY AN
TL* THE CONTACT OWNS A 2003 NISSAN FRONTIER. THE DRIVER OF THE VEHICLE WAS ATTEMPTING A TURN WHEN THE POWER STEERING FAILED. THE DRIVER WAS UNABLE TO MAINTAIN CONTROL OF THE VEHICLE AND CRASHED INTO A
I WAS IN AN ACCIDENT ON 12/28/19 AND BOTH OF MY AIRBAGS DEPLOYED. THE DRIVERS SIDE HOWEVER DID NOT BLOW UP ENOUGH TO HELP ME OR EVEN CONTACT ME AT ALL AND I SUFFERED A CONCUSSION. I WAS TRAVELING AB
MY DAUGHTER WAS INVOLVED IN A HEAD ON CRASH AND HER NISSAN, 2003 DISINTEGRATED. THE WHOLE FRONT OF HER VEHICLE ENDED UP IN THE FRONT SEAT. SHE WAS GOING 55 MPH, AND THE OTHER VEHICLE WAS GOING 20 MP
Emergency Parking Brake lock
I WAS RECENTLY INVOLVED IN A FRONTEND COLLISION IN MY 2003 NISSAN FRONTIER AND NEITHER AIRBAG DEPLOYED. I WAS ACCELERATING FROM A STOP SIGN ON A FARM TO MARKET ROAD. DENISON TX.
TL* THE CONTACT OWNED A 2003 NISSAN FRONTIER. WHILE DRIVING 30 MPH, THE CONTACT HEARD AN ABNORMAL NOISE AND THOUGH IT WAS DUE TO A FLAT TIRE. THE CONTACT COASTED OVER TO THE SIDE OF THE ROAD AND NOTIC
Showing the 8 most serious of 77 complaints filed with NHTSA.
