Measured values, control moduleconnections
Measured values, control module connections |
Pin
|
Component/function
|
In/out
|
Measuring
conditions
|
Between
|
Measured
value
|
Function/ fault
diagnosis
|
1
|
Aerial
Remote control unit, transmitter |
IN
|
|
|
|
24/67
|
2
|
LED
|
OUT
|
Activate with ISAT scan tool Select
"LED" "OFF" "ON"
|
2 -13
2-13
|
<0.5 V 2 V
|
22/61
|
3
|
Tailgate switch
|
IN
|
Tailgate closed Tailgate
open
|
3 -13
3- 13
|
12 V 0 V
|
15/74
|
4
|
Door switches
|
IN
|
Door closed door open Delay approx.
18 s
|
4 -13
4 -13
|
12 V 0 V
|
15/63
|
5
|
Glass breakage sensor, ground
|
IN
|
Ignition "OFF"
|
5 -13
|
<5 Ohms
|
16/69
|
6
|
Central locking system,
unlocking
|
IN
|
Disarm alarm using key, front doors -
normal position - key position, unlock
|
6 -13
|
12 V 0 V for 0.75 sec
|
27/63
|
7
|
Glass breakage sensor,
input
|
IN
|
Central locking system unlocking (car
key)
|
7- 5
|
0.3 V
|
16/69
|
8
|
Starter relay, +50
supply
|
OUT
|
Starter motor cranking Ignition "ON"
(+15)
|
13 -8
|
12 V 0 V
|
21/49
|
9
|
Fuel pump relay
|
OUT
|
Ignition "ON" (+15) Alarm armed
(when idling)
|
13 -9
|
12 V 0 V
|
21/58
|
10
|
+15
|
OUT
|
Ignition "ON" (+15)
|
10 -13
|
12 V
|
18/53
|
11
|
Horn
|
OUT
|
Activate using ISAT scan tool Select
"HORN" "OFF" "ON"
|
11 -13
11 -13
|
12 V 0 V
|
19/73
|
12
|
Direction indicators
|
OUT
|
Activate using the scan tool Select
"FLASHERS" "OFF" "ON"
|
12 -13
12 -13
|
0 V 12 V
|
20/72
|
13
|
Power ground
|
IN
|
|
13-Batt-
|
<0.1 V
|
12/--
|
14
|
Antenna ground
|
IN
|
Ignition "OFF"
|
14-13
|
<5 Ohms
|
24/67
|
15
|
Not used
|
|
|
|
|
|
16
|
Switch, hood
|
IN
|
Hood open Hood closed
|
16-13
|
0 V 12 V
|
15/65
|
17
|
Central locking system,
locking
|
IN
|
Arm alarm from driver door normal
position key position lock
|
17-13
|
12 V 0 V for 0.75 sec
|
27/63
|
18
|
Door indication, driver
door
|
IN
|
Open door Closed door
|
18-13
|
0 V 12 V
|
--/78
|
19
|
Diagnostics, comm. line
|
IN/OUT
|
ISAT scan tool connected ISAT scan
tool not connected
|
19-13
|
12 V 0 V
|
31/47
|
20
|
+50
|
IN
|
Starter motor cranking Ignition "ON"
(+15)
|
20-13
|
12 V 0 V
|
18/53
|
21
|
+15 (4-cyl) +30 (6-
cyl)
|
IN
|
Ignition "ON" (+15)
|
BPV -21
|
<0.5 V
|
18/53
|
22
|
+15 (4-cyl) +30 (6-cyl)
Voltage supply Trionic/ Motronic
|
OUT
|
Ignition "ON" (+15)
|
BPV -22
|
<0.5 V
|
18/53
|
23
|
Unlocking tailgate using remote
control
|
IN
|
Activate using ISAT scan tool Select
"TAILGATE" "ON" "OFF" or remote control
|
23-13
|
12 V 0 V
|
26/75
|
24
|
Direction indicators
|
OUT
|
Activate using ISAT scan tool Select
"FLASHERS" "OFF" "ON"
|
24-13 24-13
|
0 V 12 V
|
20/72
|
25
|
+30
|
IN
|
|
BPV -25
|
<0.5 V
|
12/56
|