1990 Nissan Pathfinder Service and Repair Manual
This 1990 Nissan Pathfinder factory service and repair manual is built around this exact model year and trim lineup, so the torque values, wiring diagrams and rebuild procedures inside are the ones Nissan wrote for the 3.0L V6 (VG30E) under your hood, not a generic substitute pulled from a later Pathfinder.
Engines covered
- 3.0L V6 (181 cu in) — SOHC, naturally aspirated, gasoline
Body styles covered
- 4-door sport utility
- 2-door sport utility
Trims covered
- SE
- XE
Known issues on the 1990 Pathfinder. Two recalls are on federal record for this model year. The first covers the front seat belt buckle assembly: the red plastic release buttons marked "PRESS" can break, and broken pieces can fall into the buckle assembly and keep it from latching or releasing properly, leaving occupants without adequate crash protection. The second covers the certification labels, which printed incorrect tire inflation pressures and could lead to improper inflation, loss of vehicle control, and an accident. Owners have filed 43 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 inspecting the seat belt buckles, correcting tire pressure to spec, or working through the VG30E's routine service intervals, this manual keeps you on Nissan's own procedure for your specific 1990 Pathfinder.
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 AND CAREFULLY INSPECT THE RED RELEASE BUTTON FOR ANY BREAKS OR CRACKS. THEY SHOULD ENSURE THAT BOTH BUCKLES A
INCORRECT TIRE INFLATION PRESSURES WERE PRINTED ON CERTIFICATION LABELS.
INCORRECT TIRE INFLATION COULD RESULT IN LOSS OF VEHICLE CONTROL AND AN ACCIDENT.
INSTALL CORRECTED TIRE INFORMATION LABEL ON DOORPOST CERTIFICATION LABEL.
NISSAN: VENT CONTROL VALVE REPLACEMENT. WHEN REPLACING THE EVAP CANISTER VENT CONTROL VALVE FOR REASON: USE THE ONE LISTED ON PAGE 2; FOR VENT CONTROL VALVE REPLACEMENT PROCEDURE, REFER TO THE APPROPRIATE SECTION OF THE ELECTRONIC SERVICE M
NISSAN: TIRE PRESSURE MONITORING SYSTEM (TPMS) WARNING LIGHT ON/FLASHING. NO MODELS OR MODEL YEARS LISTED. *PE UPDATED ON 08-11-2011. *KB
NISSAN: THE 12 VOLT BATTERY IS AN IMPORTANT PART OF THE VEHICLE ELECTRICAL SYSTEM AND IS REQUIRED TO STAY CONNECTED WHEN THE ENGINE IS RUNNING. TO PREVENT DAMAGE TO VEHICLE ELECTRONIC COMPONENTS FOLLOW THE INSTRUCTIONS/CAUTIONS. NO MODEL YE
FRONT SEAT BELT LATCH PLATE RETAINING BUTTON MISSING. *TT
FRONT SEAT BELT LATCH PLATE RETAINING BUTTON MISSING. *TT
SEAT BELT LATCH PLATE RETAINING BUTTON MISSING. *TT
SUBJECT REGARDING ESSENTIAL TOOL - REAR AXLE BEARING REMOVAL KIT. *TTTHE KIT IS AN ESSENTIAL TOOL AND AND WILL BE AUTOMATICALLY SENT TO ALL NISSAN DEALERS.
CONCERNS WITH THE FRONT SEAT BELT LATCH PLATE STOPPER BUTTON MISSING. *TT
Showing the 8 most recent of 13 technical service bulletins on file with NHTSA.
BRAKES LOCKED UP CAUSING ACCIDENT. *DSH
WHEN DRIVING CONSUMER NOTICED BLACK SMOKE COMING FROM ENGINE COMPARTMENT. LOSS OF ALL BRAKES AND CLUTCH WHEN THE VEHICLE CAUGHT ON FIRE IN THE ENGINE COMPARTMENT, CAUSE OF FIRE MAY BE LINKED TO THE
OWNER STATES THAT FOR NO REASON HIS VEHICLE CAUGHT ON FIRE WHILE SITTING IN PARKING LOT .FIRE DEPARTMENT STATES THAT IT MAY HAVE STARTED FROM ELECTRICAL SYSTEM. *AK
ORIGINAL EQUIPMENT, GENERAL AMERI-TECH TIRES, SIZE P23575R15, DOT#3HL27W443; REAR DRIVER'S SIDE TREAD SEPARATED WHILE TRAVELING 65MPH. DEALER HAS BEEN CONTACTED. CONSUMER HAS TIRES. CONSUMER IS REQUES
PURCHASE CAR NEW AT 77,000 MILES THE TRANSMISSION NEEDS TO BE REPLACED . TT
EXHAUST MANIFOLD LEAKS ARE A COMMON PROBLEM WITH THE PATHFINDER WITH MANY OF THE REPAIRS BEING PERFORMED MULTIPLE TIMES OVER THE LIFE OF THE VEHICLE. MY FIRST REPAIR WAS COMPLETED IN THE FALL OF 1996
TRANSMISSION FAILED, PREVENTNG GEARS FROM SHIFTING. *AK
TRANSMISSION FAILED 2 TIMES WITHIN 70,000 MILES, THE 2ND TIME CAUSING RADIATOR CONTAMINATION/REPLACEMENT. *TW
Showing the 8 most serious of 43 complaints filed with NHTSA.
