LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2002 >> Sentra SE-R, Automatic >> Repair and Diagnosis >> Engine Mechanical >> Engine Mechanical - Qr25DE >> Torque Specifications
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Torque Specifications

TORQUE SPECIFICATIONS

Application Ft. Lbs. (N.m)
Auxiliary Drive Belt Auto Tensioner Bolt 15-18 (20-25)
Balancer Unit Mounting Bolt (1)(2)
Step 1 33-38 (45-51)
Step 2 Tighten Additional 90-95 Degrees
Step 3 Fully Loosen Bolts
Step 4 33-38 (45-51)
Step 5 Tighten Additional 90-95 Degrees
Camshaft Sprocket Bolt 94-115 (128-156)
Connecting Rod Bolt (3)
Step 1 14-15 (19-20)
Step 2 Tighten Additional 85-95 Degrees
Coolant Temperature Sensor 15-21 (20-29)
Crankshaft Pulley Bolt
Step 1 27-35 (37-47)
Step 2 Tighten Additional 60-66 Degrees
Cylinder Block Coolant Drain Plug 25-32 (34-44)
Cylinder Head Bolt (4)(5)
Step 1 72 (98)
Step 2 Fully loosen Bolts
Step 3 25-32 (34-44)
Step 4 Tighten Additional 75-80 Degrees
Step 5 Tighten Additional 75-80 Degrees Again
Drive Plate/Flywheel Bolt 76-83 (103-113)
Engine Coolant Inlet & Outlet Bolt 16-21 (22-28)
Engine Mounting
Center Member Bolt 57-72 (77-98)
Front Engine Mount-To-Center Member 44-52 (60-70)
Front Engine Mount Bracket-To-Engine Bolt 37-44 (50-60)
Front Engine Mount Through Bolt 46-58 (62-78)
Left Engine Mount Bolt 32-41 (43-55)
Left Engine Mount Through Bolt 47-55 (64-74)
Rear Engine Mount-To-Center Member Bolt 57-72 (77-98)
Rear Engine Mount Bracket-To-Engine Bolt 57-63 (77-85)
Rear Engine Mount Through Bolt 57-72 (77-98)
Right Engine Mount-To-Right Engine Mount Bracket 44-52 (60-70)
Right Engine Mount Bracket-To-Engine Bolt 32-41 (43-55)
Engine Slinger Bolt
Front 38-48 (51-65)
Rear 18-23 (25-31)
Exhaust Manifold Nut (6) 29-32 (39-44)
Generator Bolt
Adjustment Bolt 18-23 (25-31)
Lower Mounting Bolt 33-38 (45-52)
Heater Pipe-To-Cylinder Block Bolt 16-21 (22-28)
Intake Manifold-To-Cylinder Head Bolts/Nuts (7) 13-16 (18-22)
Intake Manifold Collector-To-Intake Manifold Bolt (8) 13-16 (18-22)
Intake Manifold Support Bolt 13-16 (18-22)
Knock Sensor Bolt 12-20 (16-27)
Lower Cylinder Block Bolt (9)(10)
Step 1 - Bolts 1-10 27-31 (36-42)
Step 2 - Bolts 1-10 Tighten Additional 60-65 Degrees
Step 3 - Bolts 11-22 15-18 (20-25)
Oil Dipstick Tube Bolt 15-18 (20-25)
Oil Drain Plug 22-29 (30-39)
Oil Pan-To-Transaxle Bolt 30-34 (40-46)
Oil Pressure Regulator Plug 29-50 (39-68)
Oil Strainer Bolts 15-18 (20-25)
Oxygen Sensor 30-37 (40-50)
Spark Plug 15-21 (20-29)
Starter Bolt 72-94 (98-127)
Timing Chain Slack Guide Bolt 12-13 (16-17)
Transaxle-To-Engine Bolt
Automatic (11)
Bolts 2, 3, 4, 5 & 6 52-58 (70-79)
Bolts 1, 7, 8, 9, 10 & 11 23-30 (31-40)
Manual (12)
Bolts 2, 3, 4 & 5 52-58 (70-79)
Bolts 1, 6, 7, 8, 9 & 10 23-30 (31-40)
Upper Oil Pan-To-Cylinder Block Bolt (13)
6 mm Bolts 71-89 INCH Lbs. (8-10)
8 mm Bolts 15-18 (20-25)
Water Pipe-To-Water Pump Housing Bolts 16-21 (22-28)
Water Pump Bolts 16-21 (22-28)
Water Pump Housing Bolt 16-21 (22-28)
INCH Lbs. (N.m) 
Air Cleaner Assembly Bolt 35-44 (4-5)
Balancer Unit Timing Chain Tensioner Bolt 53-71 (6-8)
Camshaft Bracket Bolt (14)
Step 1 - Bolts 9-11 18 (2)
Step 2 - Bolts 1-8 18 (2)
Step 3 - All Bolts 53 (6)
Step 4 - All Bolts 80-106 (9-12)
Camshaft Position Sensor Bolt 44-62 (5-7)
Crankshaft Position Sensor Bolt 44-62 (5-7)
Crankshaft Signal Plate Bolt 106-124 (12-14)
Electric Throttle Control Actuator Bolts 62-89 (7-10)
EVAP Canister Purge Volume Control Solenoid Bolt 44-53 (5-6)
Exhaust Manifold Heat Shield Bolt 44-62 (5-7)
Front Cover Bolt (15) 106-115 (12-13)
Ignition Coil Bolt 44-62 (5-7)
Intake Valve Timing Control Cover Bolts (16) 106-115 (12-13)
Intake Valve Timing Control Solenoid Valve Bolt 62-89 (7-10)
Lower Oil Pan-To-Upper Oil Pan Bolts (17) 53-71 (6-8)
Oil Pressure Switch 106-150 (12-17)
Oil Pump Mounting Bolt 53-71 (6-8)
Oil Strainer Bracket Bolt 71-89 (8-10)
Radiator Drain Plug 80-106 (9-12)
Rocker Cover Bolt (18)
Step 1 9-27 (1-3)
Step 2 62-80 (7-9)
Timing Chain Tensioner Bolt 80-97 (9-11)
Vacuum Reservoir Tank Bolt 62-89 (7-10)
(1) Measure diameter of balancer unit mounting bolt 10 mm and 70 mm from first thread of bolt. If the difference between bolt diameter measurement is more than 0.15 mm, replace bolt.
(2) Tighten balancer unit bolts in sequence. See Fig 1.
(3) Measure diameter of connecting rod bolt 19 mm from tip of bolt. If diameter of bolt is less than 7.75 mm, replace bolt.
(4) Measure diameter of cylinder head bolt 12 mm and 55 mm from tip of bolt. If the difference between bolt diameter measurements is less than 0.23 mm, replace bolt.
(5) Tighten cylinder head bolts in sequence. See Fig 2.
(6) Tighten exhaust manifold nuts in sequence. See Fig 3.
(7) Tighten intake manifold bolts/nuts in sequence. See Fig 4.
(8) Tighten intake manifold collector bolts/nuts in sequence. See Fig 5.
(9) Measure diameter of lower cylinder block bolt 10 mm and 50 mm from tip of bolt. If the difference between bolt diameter measurements is more than 0.13 mm, replace bolt.
(10) Tighten lower cylinder block bolts in sequence. See Fig 6.
(11) Tighten automatic transaxle-to-engine bolts in sequence. See Fig 7.
(12) Tighten manual transaxle-to-engine bolts in sequence. See Fig 8.
(13) Tighten upper oil pan bolts in sequence. See Fig 9.
(14) Tighten camshaft bracket bolts in sequence. See Fig 10.
(15) Tighten front cover bolts in sequence. See Fig 11.
(16) Tighten intake valve timing control cover bolts in sequence. See Fig 12.
(17) Tighten lower oil pan bolts in sequence. See Fig 13.
(18) Tighten rocker cover bolts in sequence. See Fig 14.
Fig 1: Identifying Balancer Unit Bolt Tightening Sequence
G00257987Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: Identifying Cylinder Head Bolt Tightening Sequence
G00257990Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 3: Identifying Exhaust Manifold Nut Tightening Sequence
G00257981Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 4: Identifying Intake Manifold Bolt/Nut Tightening Sequence
G00257979Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 5: Identifying Intake Manifold Collector Bolt/Nut Tightening Sequence
G00257980Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 6: Identifying Lower Cylinder Block Bolt Tightening Sequence
G00257992Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 7: Identifying Automatic Transaxle-To-Engine Bolt Tightening Sequence
G00257994Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 8: Identifying Manual Transaxle-To-Engine Bolt Tightening Sequence
G00257993Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 9: Identifying Upper Oil Pan Bolt Tightening Sequence
G00257982Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 10: Identifying Camshaft Bracket Bolt Tightening Sequence
G00257991Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 11: Identifying Front Cover Bolt Tightening Sequence
G00257988Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 12: Identifying Intake Valve Timing Control Cover Bolt Tightening Sequence
G00257985Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 13: Identifying Lower Oil Pan Bolt Tightening Sequence
G00257983Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 14: Identifying Rocker Cover Bolt Tightening Sequence
G00257984Courtesy of NISSAN MOTOR CO., U.S.A.
scientia non olet · About LEMON Manuals