Threaded Joint Tightening Torques

Critical threaded joints for the K4J, K4M, F4R and K9K engines. Values in N·m.

Part / joint K4J K4M F4R K9K
Engine
Alternator and A/C compressor bracket bolts to the engine sump 44444444
Engine sump bolts 14141414
Tensioner pulley bolt 40404040
Idler pulley bolt 45455045
Crankshaft pulley bolt 40, then 115°±15° 40, then 145°±5° 40, then 110°±10° 40, then 145°±15°
Tensioner pulley axle nut 27272727
Upper timing cover bolts and nuts 41414141
New camshaft sprocket nuts 30, then 84°±4° 30, then 84°±4° 30, then 86°±6° 30, then 84°±4°
Sprocket nuts 80808080
Flywheel bolts 65657065
Cylinder block front cover bolts 12121212
Cylinder head cover bolts 8–158–158–158–15
Torque rod bolts to the engine 180180180180
Lubrication system
Oil filter Hand-tighten ¾ of a turn after the seal ring contacts the flange Hand-tighten ¾ of a turn after the seal ring contacts the flange Hand-tighten ¾ of a turn after the seal ring contacts the flange Hand-tighten ¾ of a turn after the seal ring contacts the flange
Sump bolt 14141414
Exhaust system
Upper hanger bolts 38
Catalytic converter nuts to the turbocharger 4040
Rear powertrain mount bracket bolts to the secondary silencer 8888
Exhaust pipe flange nuts 21212121
Rear powertrain mount bracket bolts to the body 21212121
Fuel system
Upstream oxygen sensor 45453434
Downstream (diagnostic) oxygen sensor 45453434
Throttle body bolt 13131313
Fuel rail bolts 9
Air filter housing bolts 9
Fuel tank bolts 21212121
High-pressure fuel pump bolts 21
Heating and air conditioning
A/C pipe bolts to the condenser 10101010
Refrigerant pressure sensor 9999
A/C line drain hose, suction hose, liquid refrigerant pipe 10101010
A/C compressor bolts 25252525
Safety systems
ABS unit bolts 6.56.56.56.5
Brake pipe bolt on the ABS unit 14141414
Seat belt inertia reel bolts 25252525
Seat belt bolts 21212121
Brake system
Master cylinder reservoir bolt 8.58.58.58.5
Brake pipe nuts to the master cylinder 17171717
Brake pedal clevis nuts 21212121
Master cylinder nuts 50505050
Caliper bolts to the guide pins 34343434
Caliper carrier bolts 105105105105
Brake disc bolt to the hub flange 14141414
Brake hose fitting to the caliper 17171717
Brake hose to brake pipe joint 14141414
Master cylinder nut to the brake booster 21212121
Handbrake lever bolts 21212121
Brake backplate bolts 80808080
Transmission
Clutch cover assembly bolts with the pressure plate 20201212
Clutch slave cylinder assembly bolts with the release bearing 21212121
Clutch housing bolt to the cylinder block 44444444
Gear shift linkage bracket bolts 18181818
Drain plug 25252525
Automatic gearbox valve body bolts 101010
Automatic gearbox selector lever nut 101010
Vehicle speed sensor bolt 444444
Torque converter turbine speed sensor bolt 101010
Automatic gearbox drain tube 909090
Automatic gearbox level plug 353535
Torque converter nuts 252525
Steering
Track rod end nut to the steering knuckle 37373737
Universal joint clamp bolt 21212121
Steering wheel bolt 40404040
Power steering pump bolt 21212121
Steering column bolts 21212121
Front suspension
Ball joint pin nut 62626262
Subframe bolts 105105105105
Engine sump bolts to the alternator bracket 21212121
Subframe nuts 21212121
Anti-roll bar link nut to the suspension arm 14141414
Hub nut 280280280280
Strut top mount nut 62626262
Wheel bolts 105105105105
Strut nuts and bolts to the steering knuckle 105105105105
Rear suspension
Shock absorber lower mounting bolt nut 105105105105
Shock absorber top mount nut to the body 140140140140
Rear wheel bolts 105105105105
Electrical equipment
Battery terminal clamp bolt nut 12121212
Battery tray bolts 4444
Windscreen wiper mechanism bolts 8888
Alternator bolts 25252525
Positive lead terminal nut on the alternator 40404040
Starter bolts and nuts 44444444
Positive lead terminal nut on the starter 35353535
Spark plugs (glow plugs) 25 (13)25 (13)25 (13)25 (13)
Ignition coil 15151515
Fuel temperature sensor 15
Knock sensor nut 20202020
Coolant temperature sensor 18181818
Body
Front bumper reinforcement bolts 44444444
Rear bumper reinforcement bolts 21212121
Windscreen wiper arm nut 21212121
Note

For all other threaded joints, the tightening torques are:
M6 – 10 N·m  |  M8 – 25 N·m  |  M10 – 50 N·m  |  M12 – 105 N·m  |  M14 – 190 N·m  |  M16 – 280 N·m  |  M18 – 400 N·m

See also