Saab 9000 Manual de usuario
Technical data 1
Special tools 11
Technical description 15
Saab 9000 Fault diagnosis 93
Adjustment/replacementof components 307
Connectors and grounding points 333
SERVICE Wiring diagram 342
MANUAL
T2:7 Enginemanagement
----
system
TrionicOBDII
M 1996-
Foreword
This manual contains descriptions of the
Trionic 08D II engine management system
for model year
1996-
Saab
9000
cars.
The manual is intended for use as a service
manual and also as a workbook in connec-
tion with the training of instructors and me-
chanics.
l All particulars and illustrations in this Ser-
vice Manual are based on the version of the
cars prevailing at the time of going to press.
We reserve the right to introduce changes
without prior notice.
Saab Automobile AB
RECYCABLEPAPER
Warning, Important and Note
The headings "Warning", "Important" and "Note"
occur from time to time in the Service Manual. They
are used to draw the attention of the reader to in-
formation of special interest and seriousness. The
importance of the information is indicated by the
three different headings and the difference between
them is explained below.
&
WARNING
Warns ofthe risk of material damage and grave
injury to mechanics and the driver, as well as
serious damage to the car.
Important
- Points out the risk of minor damage to the car and
also warns the mechanic of difficulties and time-
wasting mistakes.
Note
Hints and tips on how the work can be done in a
way that saves time and labour. This information is
not supplied for reasons of safety.
Marketcodes
The codes refer to market specifications
AT
AU
BE
CA
CH
DE
DK
ES
EU
FE
Fl
FR
Austria
Australia
Belgium
Canada
Switzerland
Germany
Denmark
Spain
Europe
Far East
Finland
France
©Saab Automobile AB 1995
Production: Service Support, Saab Automobile AB, Trollhattan, Sweden
GB
GR
IS
IT
JP
ME
NL
NO
SE
us
UC
Great Britain
Greece
Iceland
Italy
Japan
Middle East
Netherlands
Norway
Sweden
USA
US California
Technical data 1
Te.chnicaldata ,-
Engine control module ................. . 2 Injectors 6
Crankshaft position sensor . . . . . . .. . . . .. . 2 Ignition discharge module . . . . . . .. . . . . . . . 6
Manifold absolute pressure sensor . . . . . . . 3
Intake air temperature sensor . . . . . . . . . .. . 3
Engine coolant temperature sensor . . . . . . . 4
Spark plugs ........... _.. . . . . .. . . . . . . . . 7
Idle air control valve . . . . . . . . . . . . .. . . . . . . 7
Throttle position sensor . . . . .. . . . . . .. . . . . 4 Boost pressure control valve . . . . . . . . . . .. . 8
Front heated oxygen sensor (before three
way catalytic converter) . . . .. . . . . . . . . .. . . 5
Rear heated oxygen sensor (after three
EVAPcanister purge valve . . . . . . . . . . . . . . 8
Fuel pressure regulator . . . . . . . .. . . . . . . . . 9
way catalytic converter) . . . . . . . . . . . .. . . . . 5 Fuel pump............................. 9
Saab 9000
2 Technicaldata
Engine control module
Number of pins
70
Power supply (+30 circuit) pin Nos. 1 and 48
Power supply (+15 circuit) pin Nos. 60
Power ground pin Nos. 24 and 25
Sensor ground (output) pin Nos. 67
Reference ground, engine coolant pin Nos. 66
temperature sensor
Reference ground, front and rear pin Nos. 47
heated oxygen sensors
Crankshaft position sensor
Location Mounted in crankcase wall
Type Inductive sensor
Resistance, pins 1-2 at 20°c (68°F} Ohms 540±55 ·
Perforated ring number of ribs 58 (60-2)
Distance between sensor and ring mm .0.4-1.3
Saab 9000
Technicaldata 3
V
3---------
2.5 --------"---1----1
2-------------
0.5 ------------
025 50 kPa
75 100 125 150 175
•
Manifold absolute pressure sensor
V
Approx. voltage at 25 kPa (- o.75 approx. 0.48
bar)
50 kPa (- 0.50 bar) approx. 0.95
100 kPa (±0 bar) approx. 1.9
125 kPa (0.25 bar) approx. 2.4
150 kPa (0.50 bar) approx. 2.8
175 kPa (0.75 bar) approx. 3.3
Pressurein kPa is absolutepressure,i.e. 100kPacorrespondstobarometricpressure.
Whencheckingthepressuresensorusingapressure/vacuumpump,somewhatlowervoltagereadingsmaybe
obtainedat highaltitudes.
Powersupply:5 V.
kOhm
Intake air temperature sensor
0 C(Of) kohms V
-30 (-22) 20-30 approx. 4.5
-10(-14) 7.0-11.4 approx. 3.9
20 (68) 2.1-2.9 approx. 2.4
40 (104) 1.0-1.3 approx. 1.5
60 (140) 0.565-0.670 approx. 0.9
80 (176) 0.295-0.365 approx. 0.54
90 (194) 0.24-0.26 approx. 0.41
Powersupply:5 Vthrougha 2.74 kohm resistorin thecontrolmodule.
Saab9000
r
4 Technical data
kOhm
9.2
+···
!
!!t::~==~--,_
0.32 ' ' '
~:~~
::.! :
j ;
II I I
-40 -20 0 20 40
•
Engine coolant temperature sensor
oc
(Of)
kohms V
-30 (-22) 20-30 approx. 4.5
-10 (-14) 7.0-11.4 approx. 3.9
20 (68) 2.1-2.9 approx. 2.4
40 (104) 1.0-1.3 approx. 1.5
60 (140) 0.565-0.670 approx. 0.9
80 (176) 0.295--0.365 approx. 0.54
90 (194) 0.24-0.26 approx. 0.41
110(230) 0.14-0.16 approx. 0.26
Power supply: 5 V through a 2.74 kohm resistor in the control module.
Throttle position sensor
kohms
pins 1-2 1.6-2.4
Idling speed, pins 2-3 0.8-1.2
Wide open throttle, pins 2-3 2.0-3.0
The throttle position sensor's pins are gold-plated.
Power supply: 5 V
V
o
1
o·
20· 30· 40·
so· so·
10·
ao·
90·
V
5±0.1
0.5±0.4
4.5±0.4
Saab 9000
..
-
Technicaldata 5
•
V
0.8
0.6
--------
--------
0.4
0.2
C\I
co
0
-;:.
~
0.80 0.90 1.00 1.10 1.20
co
v
').,
C\I
(.)
Front heated oxygen sensor (before three way catalytic converter)
Type
Rating, heating element
Control range
Resistance at 20°c (68°F), pins 1-2
Pins 3 and 4 are gold-plated.
Bosch LSH25Pwith electric heating
Watts 18
V 0-1
Ohms 2.0 +0.5 (PTC)
-0.2
V
0.8
0.6
0.4
0.2
•
0 ._____,___.._______,______,
0.80 0.90 1.00 1.10 1.20
').,
Rear heated oxygen sensor (after three way catalytic
converter)
Type
Rating, heating element
Control range
Resistance at 20°c (68°F), pins 1-2
Pins 3 and 4 are gold-plated.
Bosch LSH25PLwith electric heating
Watts 18
V 0-1
Ohms 2.0 +0.5 (PTC)
-0.2
Saab 9000
6 Technical data
Injectors
Type
Design
Resistance at 20°c (68°F)
Flow capacity
Maximum permissible difference be-
tween injectors
Ignition discharge module
Number of pins
Power supply
Capacitor voltage
lgn~tion
voltage, max.
Firing order
Ionization voltage
Bosch EV1-3E, red
4-hole
Ohms 12.0±0.35
ml/30S· 176±14
ml 18
10
V 12
V 400
V 40000
1-3-4-2
V 80
Saab 9000
Technicaldata 7 I
Spark plugs
Manufacturer NGK
Type BCPR 7ES
'---- Electrode gap mm (in) 1.0+0.1
-0.0
(0.0394+0.00394
-0.0)
~
Tightening torque Nm (lbf ft) 27 (20)
Idle air control valve
Number of windings 1
Winding resistance at 20°c (68°F) Ohms 7.7±1
Control voltage PWM 12 V 500 Hz
Idling speed, warmed-up engine 850±50 rpm
Saab9000
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