1998 BMW 528i Heater control valve

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130-62
Fuel Injection
Bosch M5.2.1
ECM pin assignments
(M62 from 911 997 to 911 998)
Table e. Bosch 5.2.1 ECM pin assignments
i I I
5 1 I Not used
I
I I
Note
I I I
7 lln~ut l~erminal 30 voltage supply I Fuse
F4
Description
Pin
Ground point right-hand drive
Ground connector
X6460
I I I
Signal
Connector
X60001
Ground 4 1
2
3 Ground
Ground point right-hand drive
Ground connector
X6460 6
8
9 1
2
3
4
5
Not used
Not used
Not used
-
6
7
8
9
10 11
12
Ground
Input
Connector
X60002
Output Input Input Output
Input Output
Grniind
. -
13
14
15
Ground
- .- -
Output
Ground
Ground
Ground
Ground
16
17
18
19
20
21 22
23
.
Terminal 87
Not used
Oxygen sensor heater
slgnal
Not used
CAN-Bus low
CAN-BUS high
Ground
Output Input
ln~ut
Fuse F1
Heater oxygen sensor II behind cataiytic converter
Back up light switch
Transmission control module (AGS)
Transmission control module
(AGS)
Ground connector X6480
Not used
Oxygen sensor heater signal
Oxygen sensor heater ground
Oxygen sensor heater ground
Oxygen sensor heater ground
Oxygen sensor heater ground
Not used
Input
Input
Output
Output
Output Heater oxygen sensor
I behind catalytic converter
Heater oxygen sensor
II behind catalytic converter
Heater oxygen sensor
1 in front of catalytic converter
Heater oxygen sensor
II in front of catalytic converter
Heater oxygen sensor I behind catalytic converter
Oxygen sensor heater ground
Oxygen sensor heater ground
Oxvqen sensor heater ground Heater oxygen sensor
iI in front
of catalytic converter
Heater oxygen sensor
II behind catalytic converter
Heater oxygen sensor
1 in front of catalytic converter . -
Oxygen sensor heater ground
Oxygen sensor heater ground
Signal, running losses
Oxygen sensor iieater ground
Not used
Not used
Not used
Terminal
85 control
Heater oxygen sensor II in front of catalytic converter
Heater oxygen sensor
I behind catalytic converter
Fuel changeover
(312 way valve) circuit
Heater oxygen sensor 1 in front of catalytic converter
Engine control module relay

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Fuel lnjection
I 1- I
4 /output l~em~erature signal. E-box fan I E-box fan
Connector
X60002 (continued)
14
15
16
17
18
19
20
21
22
23
24
5
6
7
8
9
10
11
12
13
14
15
16
Input
Input
Input
Input
Ground
Output Heated
oxygen sensor signal
Heated oxygen sensor signal
Heated oxygen sensor signal
Heated oxygen sensor signal
Not used
Heated oxygen sensor, heater ground
Not used
Not used
Not used
Terminal 85 control
Not used Heated oxygen sensor
II behind catalytic converter
Heated oxygen sensor
I in front of catalytic converter
Heated oxygen sensor
I1 in front of catalytic converter
Heated oxygen sensor
I behind catalytic converter
Heated oxygen sensor I in front of catalytic converter
Engine control module relay
Connector
X60003
Ground
Output Input
Ground
Output
Input
Input
Output
Output
Input
Pin 1
2
3
Not used
Ground for electronic components
Voltage supply for hot
film mass air flow sensor
Signal EDK (electric throttle actuator) Hot film mass air flow sensor, ground
Electric throttle actuator
Not used
Voltage signal, terminal 30h
Alternator
D+ (terminal 61) signal
Injection signal
Injection signal
VANOS valve, signal
Type
Output
Output
Output
Ground connector
X6460
Hot film mass air flow sensor
Electric throttle actuator
Hot film mass air flow sensor
Electric throttle actuator, voltage supply
Starter
Alternator (generator)
Cylinder
7 fuel injection valve
Cylinder 6 fuel injection valve
VANOS valve, cylinder
5-8
Descriptionlfunction
Injection signal
Injection signal
Signal evaporative emission valve Notes
Cylinder 2 fuel injector valve
Cylinder 3 fuel injector valve
Evaporative emission valve

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OBD-15
On-Board ~iagnosticsl
Engine diagnostic trouble codes: M52 engine (continued)
P-code
PO340
PO412
PO420
PO430
PO440
PO441
PO442
PO443
PO500
PO505
PO600
PO601
PO601
I PO601
~1132
~1133
BMW-FC
65
62
233
234
250 144
-
145
68
214
i I
DTC Definition
Camshalt Position Sensor 'A' Circuit (Bank 1 or Single Sensor)
Secondary Air Injection System Switching Valve A Circuit
Catalyst System Efficiency Below Threshold
(Bank 1)
Catalyst System Efficiency Below Threshold (Bank 2)
Evaporative Emission System
Eva~orative Emission Svstem Incorrect Purge Flow .
Evaporative Emission System Leak Detected (small leak)
Evaporative Emission System Purge Control Valve Circuit
Vehicle Speed Sensor 'A'
204
21 7
100
170
171
188
189
PI161
PI180
PI181
PI184
PI185
PI178
02 Sensor Heater Control Circuit (Bank 2 Sensor 2) I
idle Air Control System
Serial Communication
Link
Internal Control Module Memory Check Sum Error
Internal Control Module Memory
Check Sum Error
Internal Control Module Memory
Check Sum Error
02 Sensor Heater Control Circuit (Bank 1 Sensor
1)
02 Sensor Heater Control Circuit (Bank 2 Sensor 1)
Mass or Volume Air Flow Circuit RangeIPerlormance Problem PI140
I
I I
P1188 1227 I Fuel Control (Bank 1 Sensor 1)
PI145 150 /Solenoid Valve Running Losses Control Circuit Electrical
149
122
223
224
220 221
231
I I
P1189 1228 I Fuel Control (Banlc 2 Sensor 1)
Fuel Trim Adaptation Additive High (Bank 2) (M52: Engine Oil Temperature Sensor Circuit)
02 Sensor Signal Circuit Slow Switching from Rich to Lean
(Bank 1 Sensor 2)
02 Sensor Signal Circuit Slow Switching from Rich to Lean
(Bank 2 Sensor 2)
H02S Sensor Voltage Excursion Electrical (Banlc 1 Sensor 1)
HO2S Sensor Voltage Excursion Electrical (Banlc 2 Sensor 1)
02 Sensor Sianai Circuit Slow Switchina from Rich to Lean (Bank 1 Sensor 1)
02 Sensor Signal Circuit Slow Switching from Rich to Lean (Bank 2 Sensor 1) PI179
I I
PI190 1235 I Pre Catalyst Fuel Trim System (Banlc 1)
PI186 1190 102 Sensor Heater Control Circuit (Banlc 1 Sensor 2)
232
I I
PI191 1236 I Pre
Catalyst Fuel Trim System (Banlc 2)
PI192
. . -- - i Pi193 1226 I Post Catalvst Fuel Trim Svstem (Bank 2)
225
PI397
I I
Post Catalyst Fuel Trim System (Bank 1)
PI421 1246 /Secondarv Air System (Bank 2)
18
Secondary Air System (Bank
1) PI423
Camshaft Position Sensor '0' Circuit (Bank 1)
I 245

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I On-Board Diagnostics
Engine diagnostic trouble codes: M54 engine (continued)
P-code
BMW-FC Explanation
Catalyst System Efficiency Below Threshold (Bank 2)
PO430
PO443
PO444
PO445
PO455
PO456
PO491
PO492
PO500
PO441 1250 / Evaporative Emission System Incorrect Purge Flow
234
I I
68
68
68 143
143
245
246
214
PO604
PI083
PI084
PI085
PI086
Evaporative Emission System Purge Control Valve Circuit
Evaporative Emission System Purge Control Valve Circuit Open
Evaporative Emission System Purge Control Valve Circuit Shorted
Evaporative Emission System Leak Detected (large leak)
Evaporative Emission System Leak Detected (very
small leak)
Secondary Air injection System Insufficient Flow (Bani( 1)
Secondary Air Injection System insufficient Flow
(Banic 2)
Vehicle Speed Sensor
'A'
Idle Air Control System PO505
.
PI 087
PI 088
PI089
PI090
PO600 / 217 I Serial Communication Link
204
100
202
202
203
203
PI091
PI092
PI093
PI094
Pllll
PI112
PI120
Internal Control Module Random Access Memory (RAM) Error
Fuel Control Limit Mixture Too Lean (Bank 1 Sensor
1)
Fuel Control Limit Mixture Too Rich (Bank 1 Sensor 1)
Fuel Control Limit Mixture Too Lean (Bank 2 Sensor 1)
Fuel Control Limit Mixture Too Rich (Banic 2 Sensor 1) ~ ~
229
229
230 235
PI121
PI122
PI123
02 Sensor Circuit Slow Response in Lean Control Range (Bank 1 Sensor 1)
02 Sensor Circuit Slow Response in Rich Control Range (Bank 1 Sensor
1)
02 Sensor Circuit Slow Response in Lean Control Range (Banlc 1 Sensor 2)
Pre Catalyst Fuel Trim System Too Lean
(Bank 1)
236
235
236
230
11
11
114
PI134
PI135
PI136
PI137
PI138
Pre Catalyst Fuel Trim System Too Lean (Banic 2)
Pre Catalyst Fuel Trim System Too Rich
(Bank 1)
Pre Catalyst Fuel Trim System Too Rich (Bank 2)
02 Sensor Circuit Slow Response in Rich Control Range (Banic 2 Sensor 1)
Engine Coolant Temperature Sensor Radiator Outlet Low Input
Engine Coolant Temperature Sensor Radiator Outlet High Input
Pedal Position Sensor Circuit
117
110
110
25
25
25
79
79 Pedal Position Sensor 1
RangeIPerformance Problem
Pedal Position Sensor 1 Low Input
Pedal Position Sensor 1 High Input
02 Sensor Heater Circuit Signal Intermittent (Bank 1 Sensor 1)
02 Sensor Heater Circuit Low Voltage (Bank 1 Sensor
1)
02 Sensor Heater Circuit High Voltage (Bank 1 Sensor 1)
02 Sensor Heater Circuit Signal Intermittent (Bank 1 Sensor 2)
02 Sensor Heater Circuit Low Voltage
(Banic 1 Sensor 2)
-
-

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Gaskets and seals 01
0-9
Gearshift automatic transmission
adjusting
250-7
shift interiock. checkino function " 250-9
shiftloclc. checicino function 250-8 - manual transmission
gearshift lever, removingiinstalling
250-5
steptronic 250-7
General module (GM Ill)
600-8
see also Central locking
Generator see Battery, starter, alternator
Glass see Door window
Glove compartment
513-16
see also
Global positioning system
(GPS)
620-9
Grill
see Exterior trim
Grounds
100-5
Guide link
see Rear suspension, suspension
arms
Halogen headlight
630-5
Hand brake
see Brakes, pariring brake
Handle, door
see Door
locks
Hatch seeTailgate
Hazard warning switch
see Switches Headlight
housing trim
see Exterior trim
washer611-17 see also Lights
Headlight spray
nozzle
611-17
Headlight switch
see Switches
Heater core
see Heating
Heater valve
see Heating
Heating lieater core, replacing
640-18
lheater core temperature sensor,
removingiinstalling
640-12 heater valve, replacing 640-17
IHKA housing, removinglinstallin~
640-21
see also NC
Hood
410-6
Hood latch and release
410-10
Hydraulic valve lifters
see Cylinder head and valvetrain
IAT
(lntalce air temperature) sensor
see 130
under appropriate fuel
injection system
idle speed control valve
see 130
under appropriate fuel injection system
Idle stabilizer
see 130
under appropriate fuel
injection system, idie speed controi
valve
idler arm
320-30
lgnition coll
see lgnition system
lgnition interlock
320-13
lgnition lock cylinder
removingiinstalling
320-1 1. 612-4
lgnition switch
seeSwifches
Ignition system
diagnosis checking for
spark 120-10
disabling ignition system 120-10 misfire detection 120-6
oscilioscope diagrams 120.6
troubleshooting 120-6
camshaft position sensors 120-14 coils 120.10
crankshaft speed sensor 120-12 firing order 120-9
knoclc sensors 120-16
IHKA
see NC
IHKR see NC
Injector
see 130 under appropriate
fuel
injection system, luel injector
Input shaft
oil seal
see Manual transmission, oil seals
Inspection
see Maintenance
Instruments GPS see Global positioning system
(GPSI layout 6202
removingiinstalling 620-8 self-testing 620-6
Intake air temperature sensor (IAT)
see 130 under appropriate fuel
injection system
Intake manifold
removingiinstalling
6-cvlinder enoine 110-10. 113-8. 113-22 -
V-8 engine (M62) 113-56
Integral link
see Rear suspension, suspension
arms
lnterior lights
see Lights
lnterior protection
(FISIUIS) 515-25
lnterior trim
513-13
lnterior ventilation microfilter see
NC, ventilation microfiller