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Test readings, control module connections: Connector

WARNING: This page is about a different car, the 2001 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Connector Pinouts
G03503025Courtesy of SAAB-SCANIA OF AMERICA, INC.

=greater than; < = less than; ~ = alternating current (LP: LOGIC PROBE P = select pulse; p = visible pulses)

CONNECTOR PINOUTS REFERENCE

Pin No. Cable colour Component/function In/out Test conditions Across Test reading See
1 YE/WH Right brake light, power supply from TWICE to bulb. Out Brake pedal pressed. 1-B- B+ LIGHTING AND SIGNALING SYSTEMS
2 GY Central locking system motor for luggage compartment lock, relay. Out Not operated 2-B- B+ DOORS & LOCKS
Activate function with diagnostic tool. B+ -2 B+
3 BU/YE Electrically adjustable passenger seat, relay ground. Out Ignition ON 3-B- approx. 1V SEATS
Ignition OFF. Front doors closed.
Not operated		 3-B- B+
4 BN Starting relay Out Ignition key in position ST.
Transponder not OK.		 4-B- B+  
Ignition key in position ST.
Transponder OK.		 4-B- <0.5V
5 BN/WH Seat sensor, passenger seat. In Passenger seat occupied. 5-21 <4.2V SEAT BELT SYSTEM
Passenger seat unoccupied. 5-21 5V
6 YE/GY Locking switch for central locking, centre console. In Ignition ON 6-B- B+ for approx. 0.5 sec. DOORS & LOCKS
7 YE/BN Unlocking switch for central locking, centre console. In Ignition ON 7-B- B+ for approx. 0.5 sec. DOORS & LOCKS
8 BU/BN Unlocking with key in passenger door. In Ignition ON B+ -8 B+ for approx. 0.5 sec. DOORS & LOCKS
9 BN Heated rear seat, request. In Ignition ON:
Heated seat button held down.		 9-B- B+ SEATS
10 RD Glass breakage sensor and tilt sensor, power supply. Out Sensor not disconnected.
Anti-theft alarm armed.		 10 -B- B+  
11 RD/WH Switch for unlocking tailgate/boot lid. In Ignition ON 11 -B- B+ for approx. 0.5 sec. DOORS & LOCKS
12 BK/GN Door switch, left rear door. In Ignition ON:
Door closed.		 12 -B- B+ for approx. 0.5 sec.  
13 BK Receiver remote control, ground. In Always B+ -13 B+  
13 -B- <0.5V
14 BN Receiver remote control, signal. In Remote control not operated. 14 -B- B+  
Press lock button. 14 -B- approx. 6V for approx. 0.2 sec.
15 WH I-bus (-) In/Out Ignition ON:
Bus active		 15 -B- 2-3V  
16 YE/GY Ignition +15, logic. In Ignition ON 16 -B- B+ TWICE
17 3D/5D:
BN/RD
CONV:
RD/BN		 Ignition +B, logic In Ignition ON:
Key in ignition switch		 17 -B- B+ TWICE
 
18 LHD:
BU/RD
LHD/CONV:
RD/BK
RHD:
RD/BK		 Seat belt switch, driver's side. In Ignition ON:
Seat belt on driver's side not buckled		 18 -B- <0.5V SEAT BELT SYSTEM
Seat belt buckled 18 -B- B+
19 BU/RD Tilt sensor signal. In Ignition ON 19 -B- 1.0V  
20 VT/WH Central locking motors rear doors, operating current for theft security locking Out Not operated B+ -20 B+ DOORS & LOCKS
Lock the car.
Then activate function with diagnostic tool.		 20 -B- B+
B+ -20 <1V
21 BN/OG Seat sensor passenger seat, ground. Out Ignition ON B+ -21 B+ SEAT BELT SYSTEM
22 OG Central locking motors doors, operating current for locking Out Not operated B+ -22 B+ DOORS & LOCKS
Car must be unlocked.
Then activate function with diagnostic tool.		 22 -B- B+
B+ -22 <1V
23 BU/WH Parking light left rear, power supply from switch. In Light switch in position for parking light (pos 1). 23 -B- B+ Lighting and signalling systems
24 YE/GN High-level brake light, power supply from TWICE to bulb. Out Brake pedal pressed. 24 -B- B+ Lighting and signalling systems
25 BU/OG Left brake light, power supply from TWICE to bulb. Out Brake pedal pressed. 25 -B- B+ Lighting and signalling systems
26 BU/YE Central locking motor driver's door, operating current for unlock Out Not operated B+ -26 B+ DOORS & LOCKS
Car must be unlocked.
Then activate function with diagnostic tool.		 26 -B- B+
B+ -26 <1V
27 GY/WH LED, theft security. Out Activate function with diagnostics instrument. B+ -27 approx. 1.95 V  
28 RD/WH Seat belt warning lamp, ground. Out Ignition ON 28 -B- <1 V for 6 sec SEAT BELT SYSTEM
Seat belt buckled more than 6 seconds since ignition ON. 28 -B- B+
29 YE Siren, communication Out Ignition ON 29 -B- B+  
30 No connection            
31 No connection            
32 RD/VT Locking with key in passenger door. In Ignition ON B+ -32 B+ for approx. 0.5 sec. DOORS & LOCKS
33 BU/BN Unlock with key in driver's door. In Ignition ON B+ -33 B+ for 0.5 sec. DOORS & LOCKS
34 BK Tilt sensor, ground In Always B+ -34 B+  
34 -B- <0.5V
35 BK Luggage compartment switch In Ignition ON:
Tailgate closed.		 35 -B- B+ for approx. 0.5 sec.  
Tailgate open. 35 -B- <0.1V
36 BK/GN Door switch; right rear door. In Ignition ON:
Door closed.		 36 -B- B+ for approx. 0.5 sec.  
Door open. 36 -B- <0.1V
37 BK Signal ground In Always B+ -37 B+ TWICE
37 -B- <0.5V
38 GN I-bus (+) In/Out Ignition ON:
Bus active		 38 -B- 2-3V  
39 OG/BK Immobilizer; code from antenna unit by the ignition lock. In Ignition ON 39 -B- B+  
Ignition OFF. B+ -39 <0.1V
40 No connection            
41 RD/WH Bonnet switch In Ignition ON:
Bonnet closed.		 41 -B- B+ for approx. 0.5 sec.  
Bonnet open. 41 -B- <0.1V
42 VT Central locking motor driver's side, operating current for theft prevention locking. Car must be locked. Out Not operated B+ -42 B+ DOORS & LOCKS
Activate function with diagnostics instrument. 42 -B- B+
B+ -42 <1V
43 RD TWICE, power supply +30. In Always +30 43 -B- B+ TWICE
B+ -43 <0.5V
44 VT/WH Central locking system motor luggage compartment, operating current for theft security locking. Car must be locked. Out Not operated B+ -44 B+ DOORS & LOCKS
Activate function with diagnostics instrument. 44 -B- B+
B+ -44 <1V
45 GN/YE Parking light left rear, power supply from TWICE to bulb. Out Light switch in position for parking light (pos 1). 45 -B- B+ Lighting and signalling systems
46 GN/WH Parking light right rear, power supply from TWICE to bulb. In Light switch in position for parking light (pos 1). 46 -B- B+ Lighting and signalling systems
47 RD Central locking system, power supply from fuse. In Always +30. 47 -B- B+ DOORS & LOCKS
Activate any central locking function. B+ -47 <1V
48 VT Brake light, power supply from brake light switch. In Brake pedal pressed. 48 -B- B+ Lighting and signalling systems
49 BU/YE Central locking motors rear doors, operating current for unlocking. Out Not operated B+ -49 B+ DOORS & LOCKS
Activate function with diagnostics instrument. 49 - ground B+
B+ -49 <1V
50 BK Antenna unit for immobilizer; power supply. Out Ignition ON:
Without transponder		 50 -B- B+ for approx. 10 sec.  
Ignition ON: With transponder 50 -B- B+ for approx. 0.1 sec.
51 YE Luggage compartment opening, relay. Out Not operated 51 -B- B+ DOORS & LOCKS
Activate function with diagnostic tool. B+ -51 <0.5V
52 BU/RD Heated rear seat, relay. Out Activate with diagnostic tool. 52 -B- approx. 1V Seats
Not operated 52 -B- B+
53 No connection            
54 No connection            
55 BU/WH Locking button, driver's door. In Ignition ON: Locking button up. 55 -B- 0V DOORS & LOCKS
Locking button down. 55 -B- B+ for approx. 0.5 sec.
56 RD/VT Locking with key in driver's door. In Ignition ON 56 -B- 8V for approx. 0.5 sec. DOORS & LOCKS
Key in door lock in locked position. 56 -B- 0V
57 WH/BK Glass breakage sensor, ground In Always B+ -57 B+  
57 -B- <0.5V
58 GN/GY Glass breakage sensor, signal In Ignition ON 58 -B- B+ for approx. 0.5 sec.  
59 BU/WH Tailgate switch for disarming anti-theft alarm. In Ignition ON: Not operated 59 -B- B+ for approx. 0.5 sec.  
Turn the key to the unlocked position. 59 -B- <0.1V
60 BK/GN Door switch passenger door, front In Ignition ON: Door closed. 60 -B- B+ for approx. 0.5 sec.  
Door open 60 -B- <0.1V
61 GY/GN Door switch, driver's door. In Ignition ON: Door closed. 61 -B- B+ for approx. 0.5 sec.  
Door open 61 -B- <0.1V
62 BK Central locking system motor, luggage compartment, ground Out Not operated B+ -62 B+ DOORS & LOCKS
63 No connection            
64 No connection            
65 LHD: RD/BK
RHD: BU/RD
CONV: GY/WH		 Seat belt switch, passenger side In Ignition ON: Seat belt on passenger side not buckled 65 -B- <0.5V SEAT BELT SYSTEM
Belt buckled 65 -B- B+
66 VT Central locking motor passenger side front, operating current for theft prevention locking Out Not operated B+ -66 B+ DOORS & LOCKS
Lock the car. Activate function with diagnostics instrument. 66 -B- B+
B+ -66 1V
67 BU/YE Central locking system motor, luggage compartment, operating current Out Not operated B+ -67 B+ DOORS & LOCKS
Activate function with diagnostics instrument. 67 -B- B+
B+ -67 <1V
68 BN/GN Parking light right rear, power supply from TWICE to bulb. Out Light switch in position for parking light (pos 1). 68 -B- B+ Lighting and signalling systems
69 BU/YE Central locking motor passenger door front, operating current for unlocking Out Not operated B+ -69 B+ DOORS & LOCKS
Activate function with diagnostics instrument. 69 -B- B+
B+ -69 <1V
70 BK Power ground TWICE In Always B+ -70 B+ TWICE
Operate central locking function 70 -B- <0.3V
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