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Fuel System - Tightening Torques - e92/93 BMW M3 E90

Fuel System ~119 words

13 11 Carburetor

TypeThreadTightening specificationMeasure
1AZCarburetor to intake manifoldM10/M20/M3010 Nm
2AZCarburetor to insulating flangeM10/M20/M3010 Nm
3AZInsulating flange to intake manifoldM10/M20/M3010 Nm
4AZIdling shut off valve; max.M10/M20/M305 Nm
5AZFlow valve; max.M10/M20/M3028 Nm
6AZThrottle valve assembly to float housing; max.M10/M20/M309 Nm
8AZThrottle valve control to carburetor; max.2BE3 Nm
9AZWarm-up regulator to engineM10/M20/M3023 Nm

CARBURETOR-TIGHTENING TORQUE SPECIFICATIONS

13 31 Fuel Pump with Drive and Pipes

TypeThreadTightening specificationMeasure
1AZFuel pump to engineAll12 Nm
2AZFuel pipe coupling boltAll/with K-Jetr.M89 Nm
3AZFuel pipe coupling boltAll/with K-Jetr.M1220 Nm
4AZFuel pipe to pressure regulatorAll/with L-Jetr.30 Nm
5AZReturn pipe connector to pressure regulatorAll/with L-Jetr.27 Nm

FUEL PUMP WITH DRIVE AND PIPES-TIGHTENING TORQUE SPECIFICATIONS

13 32 Fuel Filter

TypeThreadTightening specificationMeasure
1AZFuel line to filter housing and injection pump
Coupling nutM21/M51/M41M14 x 1.514 Nm
AdapterM21/M51/M41M12 x 1.59 Nm
Hollow boltM21/M51/M41M14 x 1.514 Nm
2AZFuel filter to holderM51/M41M822 Nm
3AZAir duct to fuel coolerM475.7 Nm
M572 Nm
4AZFuel filter coverM4725 Nm
5AZFuel filter with holder to bodyN428.8 Nm

FUEL FILTER-TIGHTENING TORQUE SPECIFICATIONS

13 41 Pressure sensors (S65)

TypeThreadTightening specificationMeasure
1AZPressure sensor to idle air stripS65D5x123 Nm

PRESSURE SENSORS (S65)-TIGHTENING TORQUE SPECIFICATIONS

13 51 Injection Pump, Control Receptacle

TypeThreadTightening specificationMeasure
1AZPlug for high pressure section of injection pumpM21/M51/M4125 Nm
2AZDistributor injection pump to holderM21/M51/M4125 Nm
3AZElectric shutoff to injection pumpM21/M51/M4120 ± 5 Nm
4AZElectric cold start valve to injection pumpM2120 Nm
5AZCoupling bolt (OUT) to injection pump (fuel return)M21/M51/M4125 Nm
6AZPressure valve holder to injection pumpM21/M5145 Nm
7AZExpansion element housing (temperature dependent idling speed boost) to injection pumpM2118 Nm
8AZDistributor injection pump to flange and consoleM21/M51/M4122 Nm
9AZElectr. line on fuel cutout deviceM51/M412.5 Nm
10AZFuel feed line to injection pump (VP44)M4730 Nm
11AZFuel return line to injection pump (VP44)M4725 Nm
12AZPlug for static basic adjustment (injection pump VP44)M4713 Nm
13AZBlocking screw for injection pump shaft without spacer plate (injection pump VP44)M4731 Nm
14AZBlocking screw for injection pump shaft with spacer plate (injection pump VP44)M4713 Nm
15AZInjection line (union nut) to injection pump (VP44)M4730 Nm

INJECTION PUMP, CONTROL RECEPTACLE-TIGHTENING TORQUE SPECIFICATIONS

13 71 Fixtures (S65)

TypeThreadTightening specificationMeasure
1AZCover, air intake mufflerS653 Nm

FIXTURES (S65)-TIGHTENING TORQUE SPECIFICATIONS

13 62 Sensors (S65)

TypeThreadTightening specificationMeasure
1AZCoolant temperature sensorS65M12x1.514 Nm
2AZOil pressure switchS65M12x1.527 Nm
3AZOil condition sensorS65M61. Initial tightening2 Nm
2. Final tightening9 Nm
4AZSpacer, el. throttle valve actuator to crankcaseS65M6Microencapsulation8 Nm
5AZCamshaft sensor to cylinder head coverS65M6x16 AL1. Jointing torque4 Nm
2. Angle of rotation45°

SENSORS (S65)-TIGHTENING TORQUE SPECIFICATIONS

13 54 Throttle valve actuation (S65)

TypeThreadTightening specificationMeasure
1AZActuating lever to actuating shaftS65M5 10.9Use screws and nuts only once7 Nm

THROTTLE VALVE ACTUATION (S65)-TIGHTENING TORQUE SPECIFICATIONS

TypeThreadTightening specificationMeasure
1AZCover, air intake mufflerS653 Nm

FIXTURES (S65)-TIGHTENING TORQUE SPECIFICATIONS

TypeThreadTightening specificationMeasure
1AZCoolant temperature sensorS65M12x1.514 Nm
2AZOil pressure switchS65M12x1.527 Nm
3AZOil condition sensorS65M61. Initial tightening2 Nm
2. Final tightening9 Nm
4AZSpacer, el. throttle valve actuator to crankcaseS65M6Microencapsulation8 Nm
5AZCamshaft sensor to cylinder head coverS65M6x16 AL1. Jointing torque4 Nm
2. Angle of rotation45°

SENSORS (S65)-TIGHTENING TORQUE SPECIFICATIONS

13 62 Senders for Control Unit

TypeThreadTightening specificationMeasure
1AZTemperature time switchM21/M5118 Nm
2AZTemperature sensor, waterM60/1/M60/2/M21/M5118 Nm
All others13 Nm
3AZTemperature switchAll28 Nm
4AZTemperature sensor, airAll13 Nm
5AZCharge-air pressure sensor to bracketM51/M414 Nm
Charge-air pressure sensor to intake manifoldM475 Nm
6AZDual temperature sensor (4-pin plug connection)M41/M43/M44/S50/S52/M52/M57/M67/M62/M7313 Nm
7AZAir-mass sensor on lower section of intake filter housingM513.5 Nm
Air-mass flow sensor to cylinder head coverM47/M47TU/M57/M57TU/M57T24.5 Nm
8AZPulse generator, camshaft to cylinder head coverM574.5 Nm
M47TU/M57TU3.5 Nm
M57T22.3 Nm
9AZIntake neck on air-mass flow sensorM479 Nm

SENDERS FOR CONTROL UNIT-TIGHTENING TORQUE SPECIFICATIONS

13 64 Fuel Injectors

TypeThreadTightening specificationMeasure
1AZFuel injector to intake manifoldAllM610 Nm
2AZCoupling nut on fuel injectorAll/with K-Jetr.25 Nm

FUEL INJECTORS-TIGHTENING TORQUE SPECIFICATIONS

TypeThreadTightening specificationMeasure
1AZCover, air intake mufflerS653 Nm

FIXTURES (S65)-TIGHTENING TORQUE SPECIFICATIONS

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