1998 BMW Z3M ROADSTER fuel type


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Pin Assignments
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E = Input, A = Output, M = Ground
X6000
Pin Type Description/Function Connection
1
ACyl. 2 ignition coil controlCyl. 2 ignition coil
2ACyl. 4 ignition coil controlCyl. 4 ignition coil
3ACyl. 6 ignition coil controlCyl. 6 ignition coil
4MGroundGround point
5ACyl. 2 fuel injection valve controlCyl. 2 fuel injection valve
6ACyl. 1 fuel injection valve controlCyl. 1 fuel injection valve
7MGroundHot wire air mass meter
8EHot wire air mass meterHot wire air mass meter
9ETI-measurement signal (fuel consumption)Board computer (Z3 Roadster)
10EEngine coolant temperatureEngine coolant temperature sensor
11EFuel tank pressureFuel tank pressure sensor
12EThrottle position signalThrottle position sensor
13Not used
14EIntake air temperatureIntake air temperature sensor
15ERight rear speed signalABS/ASC control module
16EActivate A/CPressure switch
17Not used
18EDrive-away protection signal (code)Electronic immobilizer control module
(EWS II)
19EA/C-ON-signalAir conditioning operating unit
20A“Check engine” indicator controlInstrument cluster
21ACamshaft controlVariable camshaft control valve
22ACyl. 3 fuel injection valve controlCyl. 3 fuel injection valve
23ACyl. 6 fuel injection valve controlCyl. 6 fuel injection valve
24ACyl. 4 fuel injection valve controlCyl. 4 fuel injection valve
25MOxygen sensor heating groundOxygen sensor (in front of catalytic
converter)
26EBattery voltageB+ jump start junction point
27AActivate valveIdle speed control valve
28MGroundGround point
29ACyl. 1 ignition coil controlCyl. 1 ignition coil


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Pin Assignments
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
30
ACyl. 3 ignition coil controlCyl. 3 ignition coil
31ACyl. 5 ignition coil controlCyl. 5 ignition coil
32MGroundGround point
33ACyl. 5 fuel injection valve controlCyl. 5 fuel injection valve
34MGroundGround point
35AActivate relaySecondary air pump relay
36ACrankshaft RPM speed signal TDInstrument cluster
37Not used
38MGroundShield knock sensor
39MGroundTemperature sensors
40MGroundCrankshaft position/RPM sensor
Fuel tank pressure sensor
41MGroundShield camshaft position sensor
42MGroundThrottle position sensor
43MGroundCamshaft position sensor
44AVoltage supplyThrottle position sensor
Fuel tank pressure sensor
45AThrottle position signalABS/ASC control module
46ETI-measurement signal (fuel consumption)Instrument cluster
47Not used
48AVoltage supplyCrankshaft position/RPM sensor
49ETerminal 15Ignition switch
50ARunning lossesSolenoid valve
51AActivate valveCharcoal filter shut off valve
52ASignal exhaust flapNot used (Z3 Roadster)
53AActivate valveIdle speed control valve
54EBattery voltage, terminal 87Engine control module relay
55MOxygen sensor heating groundOxygen sensor II (in front of catalytic
converter) (M Roadster)
56MGroundGround point
57ECyl. 1-3 knock sensorKnock sensor
58ECyl. 1-3 knock sensorKnock sensor
59ECyl. 4-6 knock sensorKnock sensor


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Pin Assignments
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
60
EProgramming voltageData link connector
61MOxygen sensor heating groundOxygen sensor II (behind catalytic
converter) (M Roadster)
62EActivate valveSecondary air pump valve
63ECyl. 4-6 knock sensorKnock sensor
64ECamshaft positionCamshaft position sensor
65ECamshaft positionCamshaft position sensor
66Not used
67MOxygen sensor signal groundOxygen sensor (in front of catalytic
converter)
68EActivate valveEvaporative emission valve
69EActivate relayFuel pump relay
70MOxygen sensor signal groundOxygen sensor II (in front of catalytic
converter) (M Roadster)
71MOxygen sensor signal groundOxygen sensor (behind catalytic converter)
72MOxygen sensor signal groundOxygen sensor II (behind catalytic
converter) (M Roadster)
73EActivate relayEngine control module relay
74AActivate A/C compressorCompressor control relay
75ESensor signalOxygen sensor (in front of catalytic
converter)
76ESensor signalOxygen sensor II (in front of catalytic
converter) (M Roadster)
77ESensor signalOxygen sensor (behind catalytic converter)
78ESensor signalOxygen sensor II (behind catalytic
converter) (M Roadster)
79MOxygen sensor heating groundOxygen sensor (behind catalytic converter)
80AASC signal ZASlip control module (ABS/ASC)
81AASC signal ZWVSlip control module (ABS/ASC)
82AASC signal MSRSlip control module (ABS/ASC)
83ESensor signalCrankshaft position/RPM sensor
84Not used
85E/ACAN-LOWTransmission control module (EGS)
86E/ACAN-HIGHTransmission control module (EGS)



#""$
Pin Assignments
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E = Input, A = Output, M = Ground
X6000
Pin Type Description/Function Connection
89
AOxygen sensor heating (–)Oxygen sensor (behind catalytic converter)
90AActivate valveIdle speed control valve
91AActivate valveCyl. 1 fuel injection valve
92AActivate valveCyl. 4 fuel injection valve
93Not used
94MGround, fuel injection valve output stagesGround point
95Not used
96A“Check engine” indicator controlInstrument cluster
97Not used
98EDrive-away protection signalElectronic immobilizer control module
(EWS II)
99EActivate A/CPressure switch
100Not used
101Not used
102Not used
103Not used
104EIntake air temperatureIntake air temperature sensor
105MGroundHot film air mass meter
106Not used
107EOxygen sensor signalOxygen sensor (in front of catalytic
converter)
108ECrankshaft position/RPMCrankshaft position/RPM sensor
109ECamshaft positionHall effect camshaft sensor
11 0ACyl. 3 ignition coil controlCyl. 3 ignition coil
111ACyl. 4 ignition coil controlCyl. 4 ignition coil
11 2Not used
11 3Not used
11 4EBattery voltageB+ jump start junction point
11 5AEngine control module relay controlEngine control module relay, terminal 85
11 6MGround for electronics and shielding of
sensorsGround point



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Pin Assignments
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
11 7
AIdle speed control valve controlIdle speed control valve
11 8AOxygen sensor heatingOxygen sensor (in front of catalytic
converter)
11 9AActivate valveCyl. 3 fuel injection valve
120AActivate valveCyl. 2 fuel injection valve
121Not used
122MGround, remaining output stages (except
for ignition and fuel injection valves)Ground point
123Not used
124AA/C compressor cut-outCompressor control relay
125Not used
126Not used
127Not used
128ECyl. 3-4 knock sensorKnock sensor
129Not used
130ETI-measurement signal (fuel consumption)Instrument cluster
131Not used
132EThrottle positionThrottle position sensor
133ESignal inputHot film air mass meter
134MSensor groundOxygen sensors
135Not used
136Not used
137ACyl. 1 ignition coil controlCyl. 1 ignition coil
138ACyl. 2 ignition coil controlCyl. 2 ignition coil
139Not used
140Not used
141AComponent supply (+)Throttle position sensor/fuel tank pressure
sensors
142EBattery voltage from engine control module
relayEngine control module relay, terminal 87
143MGround, ignitionGround point
144EIgnition switch, terminal 15Ignition switch, terminal 15
145AActivate auxiliary fanNormal speed relay



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Pin Assignments
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
146
AActivate valveIntake air resonance changeover valve
147Not used
148EProgramming voltageData link connector
149AActivate valveEvaporation emission valve
150Not used
151AActivate relayFuel pump relay
152AActivate air pumpSecondary air pump valve/relay
153AActivate valveCharcoal filter shut-off valve
154AActivate valveFuel changeover valve
155Not used
156ESignal above 80 CDouble temperature switch
157EA/C-ON-signalAir conditioning operating unit
158ECyl 1-2 knock sensorKnock sensor
159MGround for sensorsTemperature/knock/throttle position/fuel
tank pressure sensors
160EFuel tank pressureFuel tank pressure sensor
161Not used
162ETemperature signalEngine coolant temperature sensor
163Not used
164Not used
165EOxygen sensor signalOxygen sensor (behind catalytic converter)
166ECrankshaft position/RPMCrankshaft position/RPM sensor
167ERight rear speed signalABS/ASC control module
168ECrankshaft RPM speed signal TDInstrument cluster
169Not used
170Not used
171EVehicle speed signalBoard computer (BC-Low)
172Not used
173E/ACAN-LOWEGS/ASC control module
174E/ACAN-HIGHEGS/ASC control module
175ARxD diagnosis data lineData link connector
176E/ATxD diagnosis data lineData link connector





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Pin Assignments
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E = Input, A = Output, M = Ground
X17
Pin Type Description/Function Connection
1
ETrailer turn signal indicator controlHazard flasher relay
2AVehicle speed signalVarious control modules
3MGround supply, terminal 31 for indicator and
warning lampsGround point
4EVoltage supply, terminal 15 for instrument
cluster electronicsFront power distribution box, fuse 23
5EVoltage supply, terminal 15 for battery
charge indicatorIgnition switch, terminal 15
6EGround supply, terminal 61 for battery
charge indicatorGenerator
7Not used
8EFog light indicator controlFront power distribution box, fuse 15
9ASound tone signalChime module
10not used
11ESlip control system warning lamp (ABS)
controlSlip control module (ABS/ASC) (Z3 Road-
ster 6-cylinder and M Roadster with ABS)
12EASC signalASC control module
13ATI-measurement signal (fuel consumption)Engine control module (DME)
14ESeat belt warning lamp controlDriver’s seat belt switch
15ESIA reset/service interval indicator resetData link connector
16EVoltage supply, terminal RFront power distribution box, fuse 46
17ACoolant temperature sensor (–)Coolant temperature sensor
18ECoolant temperature sensor (+)Coolant temperature sensor
19EOil pressure warning lamp controlOil pressure switch
20Not used
21MGround (ASC)Ground point (Z3 Roadster 6-cylinder and
M Roadster with ABS)
21EABS warning lamp (ABS)Slip control module (ABS/ASC)
(4-cylinder and M Roadster with ASC)
22EIgnition key warning/audible ignition key
warningIgnition switch
23EDriver’s door openDriver’s door jamb switch





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Pin Assignments
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
24
Not used
25Not used
26Not used
X271
Pin Type Description/Function Connection
1
AFuel level sensorFuel tank sensors
2Not used
3AGround supply for fuel tank sensor and
vehicle speed sensorFuel tank sensor and vehicle speed
sensor
4EPosition signal TWVehicle speed sensor
5Not used
6Not used
7Not used
8Not used
9Not used
10Not used
11Not used
12Not used