Sign In
Upload
Download
Table of Contents
Contents
Add to my manuals
Delete from my manuals
Share
URL of this page:
HTML Link:
Bookmark this page
Add
Manual will be automatically added to "My Manuals"
×
Bookmark added
×
Added to my manuals
Manuals
Brands
Saab Manuals
Automobile
900 Convertible
Service manual
Table Of Contents - Saab 900 Service Manual
2:3 fuel system, injection engine
Hide thumbs
Also See for 900
:
Manual
(61 pages)
,
Service manual
(133 pages)
,
Service manual
(120 pages)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
Table Of Contents
319
page
of
319
Go
/
319
Contents
Table of Contents
Bookmarks
Table of Contents
Advertisement
Table of Contents
Table Of Contents
3
Units
4
Market Codes
4
Technical Data
5
Fuel System, B201 Engine Pressure
5
Control Pressure Regulator
5
Control Pressure, Cold Engine
6
Injectors
6
Mass Air Flow Sensor
7
Tightening Torques
7
Fuel Booster
7
Fuel Tank And Pump
7
Pressure Regulator - Checking Values
8
Temperature Sensor
8
Auxiliary Air Valve
8
Idle Air Control Valve
9
Full-Load Enrichment
9
Lambda Sensor
9
Fuel Pump
10
Summary Of Lh Components
10
Specifications, Fuel Injection System (With A Catalytic Converter)
10
Specifications, Fuel Injection System (Without A Catalytic Converter)
11
Other Lh Components
11
Lucas Components
12
Other Lucas Components
12
Setting Of Idling Speed
13
Co Values And Idling Speeds, Engine At Operating Temperature
13
Pulse Ratio/Rpm
13
Special Tools
15
Technical Description Contents
19
Fuel System General
21
Injection Engine
21
Fuel System (Not Us)
22
Fuel Tank And Fuel Pump
23
Fuel Tank With Pressurized Receiver
23
Fuel Accumulator
24
Fuel Filter
25
Fuel Distributor
25
Pressure Regulating Valve
26
Line Pressure Regulator
27
Warm-Up Regulator
28
Regulation Of Control Pressure
29
Fuel Booster Valve
29
Thermostatic Time Switch
29
Air Induction System
30
Air Cleaner
31
Rubber Duct Connector
31
Throttle Body
32
Lambda Sensor Regulated Fuel System
34
Catalytic Converter
36
Modulating Valve
37
Location Of Modulating Valve
37
Frequency Of 70 Hz
37
Summary
39
Fuel Enrichment
39
Fuel Enrichment System 1981-83
41
Cold-Start Function
41
Hot-Start Function
41
Acceleration Enrichment
42
Fuel Booster Pressure Switch
42
Electrical Functions: Engine Cold
43
Electrical Functions: Engine Hot
43
Fuel Enrichment System 1984
45
Starting System
45
Acceleration System
47
Connecting Pins On The P11 Relay
48
Fuel Boosting System
49
Turbo Engines Without Bpc
49
The Control System Consist Of
49
Heavy Load
50
Full Throttle
50
Turbo Engines With Bpc, 1982
51
Full-Load Enrichment, 1988
51
Over-Reving Limiter For Turbo Engines
52
Lh Fuel Injection System, B202 Injection Engine
53
Fuel Injection System, Eu (1984)
54
Fuel Injection System (With Catalytic Converter)
55
Principle Of Operation
56
Lh 2.4 Fuel Injection System
58
Lh 2.4.2 Fuel Injection System
58
Components
59
Fuel Tank
59
Fuel Tank Venting And Overfill Protection
59
Fuel Pump, Eu (1984)
60
Fuel Pump (With Catalytic Converter, 1988)
61
Fuel Pump, 900I/S16 (1989)
62
Fuel Tank And Fuel Pump, 900 Turbo (1990)
64
Fuel Pump (1990)
65
Fuel Pressure Regulator
66
Fuel Injection Manifold
67
Throttle Position Switch
67
Throttle Position Sensor (1991)
68
Idle Air Control (Iac) Valve (Lh 2.2)
69
Iac Valve With Integral Limp-Home Function (Lh 2.4)
70
Iac Valve, Lh 2.4.2 (M1991)
70
Adaptive Idling Control System (Lh 2.4)
70
Temperature Sensor (Ntc Resistor)
71
Lh Control Module (Lh 2.2)
71
Control Module With Expanded Memory (Lh 2.4)
72
Control Module (Lh 2.4.2)
72
Adaptive Lambda System (Lh 2.4)
74
Integrated Deceleration Function (Lh 2.4)
74
Shift-Up Indication
74
Evaporative-Loss Control Device (Lh 2.4)
75
Integrated Fault-Diagnosis System
75
Integrated Pressure Sensor
75
Preheating
77
Preheater Valve Function Check (1985)
79
Fuel System
81
Feed Pump Function Check (1988)
81
Changing The Fuel Pump (1988)
83
Changing The Non-Return Valve For The Fuel Pump
86
Fuel Pump, Without Feed Pump (Not Catalytic Converter Cars)
87
To Change The Non-Return Valve
89
Fuel Pump 900/S16 (1989)
90
Checking The Fuel Pump
90
Changing The Fuel Pump
91
Fuel Pump, Removal And Fitting
93
To Replace The Fuel Pump Filter
101
Fuel Pump Filter
102
To Replace The Fuel Pump Reservoir
104
To Replace The Ejector Pump
105
Ejector Pump
106
Cleaning The Ejector Pump
108
Fuel Pump, Turbo (1990)
110
Fuel Tank And Fuel Lines
115
To Remove
115
To Fit
117
Fuel Lines
118
Fuel Line Runs
118
Checking The Fuel Lines
118
Checking The Fuel Line Connections
118
Replacing Fuel Lines Inside The Car
119
Replacing Banjo Fitting On Fuel Line
120
Making A Fuel Line Fitting Tool
121
Fuel Level Transmitter
121
To Change The Fuel Level Transmitter
121
Replacing The Roll-Over Valve
122
Fuel Injection System Contents
123
Checking/Adjustment
125
Fuel Leakage
125
Air Leakage
126
Mass Air Flow Sensor Lever Mounting
126
Mass Air Flow Sensor Plate Clearance
127
Mass Air Flow Sensor Plate Rest Position
127
Fuel Pump Capacity
129
Voltage Across The Fuel Pump
130
Injectors - Performance And Sealing
130
Cold-Start Valve - Performance And Sealing
131
Checking Pressures
132
Control Pressure: Engine Cold
133
Control Pressure: Engine Hot
133
Line Pressure
134
In The Case Of Insufficient Line Pressure
134
In Case Of Excessive Line Pressure
134
Leakage Tests On The Whole System
134
Adjusting The Line Pressure
135
Idling Adjustment
136
Setting Idling Speed
136
Adjusting The Co Content
136
Connection Of Exhaust Extraction Equipment
137
Setting The Fuel-Air Mixture (With A Catalytic Converter)
138
Setting A New Mass Air Flow Sensor
138
Checking Fuel Enrichment Turbo, 1982 (Not Bpc)
139
Checking The Residual Pressure
140
Checking Fuel Enrichment, Turbo Bpc (1982)
140
Checking The Operation Of The Warm-Up Regulator
141
Adjustig The Throttle Butterfly Stop
142
Fault Diagnosis, Ci System
142
Starting Trouble: Engine Cold
142
Starting Trouble: Engine Hot
143
Poor Running During The Warm-Up Period
145
Poor Running, Engine Hot
146
Poor Performance, Low Top Speed
147
Excessive Fuel Consumption
149
Erratic Co Content And Idling Speed, Hard To Adjust
150
Replacing The Air Cleaner Filter Element
151
Mixture Control Unit
151
Lever, Adjustment Arm And Sensor Plate
153
Injectors - To Replace
156
Injectors - To Clean
157
Warm-Up Regulator - To Replace
158
Auxiliary Air Valve - To Replace
158
Fuel Filter - To Replace
159
Ci Fuel Injection System, Eu (Us Specification)
160
Fuel Shut-Off On Deceleration (1987)
160
Vacuum Valve - Principle Of Operation
161
Fuel Shut Off System
161
Throttle Position Switch, Normally Aspirated Engines
162
Closing Function
162
Dual Function
162
Thermostatic Switch 45/38 C And Thermostatic Time Switch
163
Thermostatic Switch 25/18
163
Normally Aspired Engines
163
Turbo Engines
163
Lambda Control Module
164
Terminal Pins - Lambda Control Module
165
Time Relay P11
166
Time Function - 3 Seconds
166
Relay P11 Terminal Pins
166
Deceleration Relay, Normally Aspirated Engines
167
Terminal Pins
167
Deceleration Relay
167
Speed Relay
168
Speed Relay Terminal Pins
168
Turbo Cars, Model Year 1988 And Later
168
Electrical System - Principle Of Operation
169
Ci System
169
Lambda
169
Component Locations
171
Checking
172
Checking The Lambda System
172
Checking The Lambda Sensor's Signal Level
172
Fault Diagnosis Chart, Ci System (Eu)
173
Fault Symptoms
173
Starting With Cold Engine, Below 45 C
173
Fuel Enrichment Via The Cold-Start Valve And Control Module
174
Fault Diagnosis (Electrical Testing)
174
Fuel Enrichment Via The Cold-Start Valve
175
Fuel Enrichment During The Warm-Up Period, Below 45 C
176
Fuel Enrichment Up To 140 Seconds After Starting,
177
Deceleration Function (900I With Manual Gearbox)
178
Enrichment At Engine Speeds Above 3800 Rpm
180
Fuel Enrichment Governed By Pulse Ratio
180
Setting The Fuel-Air Mixture
181
Fuel Injection System, Lh (B202, B212 Engines) Contents
183
Safety Precautions For The Lh System
185
Colour Codes
186
Fault Diagnosis With Lh System Tester, Lh 2.2 And Lh 2.4
187
Before Starting Work
187
Fault Diagnosis Work - General Procedure
188
Fault Codes: Lh 2.2 (25-Pin Connector)
189
Fault Codes: Lh 2.4 (35-Pin Connector)
190
Fault Diagnosis Chart: Lh 2.2
191
Fault Diagnosis Chart: Lh 2.4
197
Fault Diagnosis Using The Integrated Fault-Diagnosis System
202
Faults Stored In The Memory
202
Component And Signal Testing
203
Fault Diagnosis - Stored Faults
204
Fault Code
205
Next Fault Code
206
To Restart The Test Procedure
207
To Clear The Memory
208
Lh 2.4 Fault Codes (M1989)
209
Lh 2.4 Fault Codes (M1990)
211
Occasional (Intermittent) Faults
212
Table For Component And Signal Testing
215
Fault Diagnosis With An Isat, Lh 2.4 (M1990)
216
Before Starting Fault Diagnosis
217
Is The Fault In The Lh System?
217
Fault Diagnosis Using An Isat
218
Diagnosis
218
Test Readings On The Control Module Connector
219
Checking The Wiring
220
How Are The Results Displayed On The Isat?
220
Fault Codes: Lh 2.4 M1990, Isat
221
Fault Diagnosis Chart, Lh 2.4 (M1990), Isat
222
Control Commands - Lh 2.4 (M1990), Isat
227
Fault Diagnosis With The Isat (M1991)
228
Lh 2.4.2 Control Module Connections, Test Data
229
Differences In Test Data, Control Module Connections
231
Fault Diagnosis, Lh 2.4 And Lh 2.4.2
232
Fault Diagnosis Using The Isat
232
Additional Fault Codes And Command Codes
232
Something To Remember
233
Breakout Box
236
Isat Command Codes
237
Fault Codes - Lh 2.4 And Lh 2.4.2
238
Command Codes Lh 2.4 And Lh 2.4.2
239
Fault Diagnosis Chart, Lh 2.4 And Lh 2.4.2
241
Fault Codes 2/42241, 2/42251, 2/42252, 2/42291
241
Malfunction Indicated
241
Test Procedures
241
Fault Codes 2/42440, 2/42441, 2/42442, 2/42450, 2/42451, 2/42452
242
Fault Codes 2/42460, 2/42491, 2/42492
242
Fault Code 2/44221
245
Fault Code 2/44261
246
Fault Code 2/45641, 2/45651, 2/45691
247
Fault Code 2/45723
249
Fault Code 2/45771, 2/45772
250
Test Procedure, Lh 2.4
252
Fault Codes 2/46221, 2/46271
254
Electronic Egr
256
Background
256
Cars Concerned
256
Action
256
Fault Code 5/38121
259
Fault Code 5/38321
260
Fault Code 5/38371
262
Fault Codes 3/58322, 3/58372, 3/58382
264
Fault Diagnosis Chart For Manual Diagnosis, Lh 2.2
265
Key To Quick-Reference Chart
265
Engine Fails To Start
268
Engine Starts But Stops Immediately
269
Erratic Idling
270
Poor Throttle Response
271
Engine Runs Erratically At All Speeds
272
Engine Cannot Attain Maximum Revs
274
Co Content Too Low Or Too High
275
Checking/Fault Diagnosis
276
Checking The Fuel System
276
Checking The Line Pressure
276
Checking The Fuel Pressure Regulator
277
Checking The Fuel Pump Delivery Pressure
278
Checking The Fuel Pump Delivery Flow
278
Checking The Electrical System
279
Quick Check Of The Main And Pump Relay
279
To Remove The Main Relay/Fuel Pump Relay
279
Checking The Main Relay
280
Checking The Fuel Pump Relay
281
Checking The Pressure Switch (Turbo Only)
282
Checking The Temperature Sensor (Ntc Resistor)
282
Checking And Adjusting The Throttle Position Sensor
283
Checking The Injectors
285
Checking The Mass Air Flow Sensor
286
Mass Air Flow Sensor Connector
286
Checking The Hot Wire (Filament) Burn-Off Function
287
Checking And Adjusting The Co Content
288
Checking The Basic Setting Of The Fuel Injection System
288
Checking The Control Module Input Signals
290
Control Module Connections
291
Checking Control Module Output Signals To The Injectors
293
E8C Fuel Shut-Off On Starting
294
Checking The Full-Load Enrichment Function
295
Checking The Warm-Up Period
296
Checking The Idling-Speed Increase On Cut-In Of Ac Compressor
297
Checking The Oxygen Sensor
298
Checking The Induction System
299
Checking The Auxiliary Air Valve
301
Checking The Iac Idle Air Control Valve
301
Basic Setting Of Throttle Butterfly
302
Adjusting The Idling Speed
303
Component Replacement
307
Control Module
307
Main Relay And Pump Relay
307
Throttle Position Sensor
308
Fuel Injection Manifold And Injectors
309
Iac Idle Air Control Valve
312
Mass Air Flow Sensor Connector Pins
314
Wiring Diagrams For Main Relay And Pump Relay
315
Previous
Page
1
...
318
319
Show Quick Links
Quick Links:
Table of Contents
Hide quick links:
Permanently
Temporary
Cancel
Advertisement
Table of Contents
Related Manuals for Saab 900
Automobile Saab 900 Service Manual
8:5 convertible (133 pages)
Automobile Saab 900 Service Manual
Heating and ventil"ation system, air conditioning system (120 pages)
Automobile Saab 900 Convertible Manual
(61 pages)
Automobile Saab 9000 1991 Service Manual
(142 pages)
Automobile Saab 9000 1995 Owner's Manual
(119 pages)
Automobile saab 9000 1985 Service Manual
2:3 fuel and air induction system (92 pages)
Automobile Saab 9000 1995 Service Manual
3:2 electrical system, wiring diagrams (final edition) (402 pages)
Automobile Saab 900 5 Speed Technical Training Manual
(64 pages)
Automobile Saab 9001994 Owner's Manual
(120 pages)
Automobile Saab 9000 Service Manual
2:7 engine management system trionic obd ii (331 pages)
Automobile Saab 9000 Service Manual
(267 pages)
Automobile Saab 9000 Service Manual
(49 pages)
Automobile Saab 9000 Service Manual
(51 pages)
Automobile Saab 900 1983 Owner's Manual
(64 pages)
Automobile Saab 92X Owner's Manual
(445 pages)
Automobile Saab 9-4X 2011 Owner's Manual
(414 pages)
Related Content for Saab 900
95 Estate Torque Table
Saab 95 Estate
9-3 Fuse Table
Saab 9-3
9-5 Table Of Fuses
Saab 9-5
2006 9-3 Bulb Table
Saab 2006 9-3
2005 9-5 Table Of Fuses
Saab 2005 9-5
2005 9-3 Bulb Table
Saab 2005 9-3
2004 9-3 Fuse Table
Saab 2004 9-3
2004 9-5 Table Of Fuses
Saab 2004 9-5
2003 9-5 2.3 Turbo Ecopower Table Of Fuses
Saab 2003 9-5 2.3 Turbo Ecopower
2003 9-3 Fuse Table
Saab 2003 9-3
2002 9-5 2.3 Turbo Ecopower Table Of Fuses
Saab 2002 9-5 2.3 Turbo Ecopower
900 Convertible Table Of Contents
Saab 900 Convertible
99 Table Of Lubricants
Saab 99
1996 NG900 Bulb Table
Saab 1996 NG900
V4 Contents
Saab V4
900 Contents
Saab 900
Table of Contents
Print
Rename the bookmark
Delete bookmark?
Delete from my manuals?
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL