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Volume 4.1

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LOCATION:    13.8 Anti-Theft Alarm (ATA)   >   23 Electrical Test Program - Test


Electrical Test Program - Test

Test scope Test connection
Test condition Nominal value Possible cause/Remedy
1.0 ATA Armed
HHT actual values
 
All doors are closed and locked. Arm ATA using transmitter key.


All-Activity Module (N10).
1.1 ATA status indication
HHT actual values
 

 
All doors are closed and locked. Arm ATA using transmitter key.

If values are OK:
23 2.0,
If values are not OK:
1.2
N10
1.2 ATA
Rotary tumbler microswitch and CL confirmation signal
HHT actual values
 

 
All doors are closed and locked. Arm ATA using transmitter key. Both actual values are:

Check the corresponding microswitch:
23 4.0,
see WIS, 20.1, 23.
Front doors:
23 5.0,
see WIS, 20.1, 23.
Tailgate:
23 6.0,
see WIS, 20.1, 23.
Engine hood:
23 3.0
2.0 ATA status indicator (E33)
Activation

B
S97/6

E
HHT activation:
ATA status indicator
ON
11 - 14 V If the values are OK:
E33
Wiring -//-
If the values are not OK:
Wiring -//-
N10
3.0 Engine hood switch (S62)
Function

S62





Switch not pressed:

Switch pressed:
< 1

>20 k
S62
4.0 Left/right front door rotary microswitch
CLOSED
HHT actual values
 
Door is closed
(left or right being checked).

If the values are OK:
4.1
If the values are not OK:
4.2
4.1 Left/right front door rotary microswitch
OPEN
HHT actual values
 



Open door.
If the values are OK;
No fault
If the values are not OK:
4.3
4.2 Left/right front door rotary microswitch
Separation point connector disconnected
HHT actual values
 
Open door, disconnect (X35/1, X35/2) left/right front door separation connector. If the values are OK:
Left front door rotary tumbler microswitch (S87/7),
Right front door rotary tumbler microswitch (S87/6)
Wiring -
If the values are not OK:
Wiring -
N10
4.3 Left/right front door rotary microswitch
Switch bridged
HHT actual values


2
(A)
X35/1
(X35/2)




1
(A)
Connectors of X35/1, X35/2, see end of 23 If the values are OK:
S87/7, S87/7
Wiring -//-
If the values are not OK:
Wiring -//-
N10
5.0 Rotary tumbler microswitch for rear doors
CLOSED
HHT actual values
 
Both rear doors are closed.
If the values are OK:
5.1
If the values are not OK:
5.5
5.1 Left rear door rotary tumbler microswitch
OPEN
HHT actual values
 
Open left rear door.
If the values are OK:
5.2
If the values are not OK:
5.3
5.2 Right rear door rotary
tumbler microswitch
OPEN
HHT actual values
 



 
Close left rear door.
Open right rear door.

If the values are OK:
No fault
If the values are not OK:
5.4
5.3 Left rear door rotary tumbler microswitch
Switch bridged
HHT actual values

2
(A)
X35/3


1
(A)
Disconnect connector X35/3 If the values are OK:
S87/2
Wiring -//-
If the values are not OK:
Wiring -//-
5.4 Right rear door rotary tumbler microswitch
Switch bridged
HHT actual values

2
(A)
X35/4


1
(A)
Disconnect connector X35/4 If the values are OK:
S87/3
Wiring -//-
If the values are not OK:
Wiring -//-
5.5 Left rear door rotary tumbler microswitch
Switch disconnected
HHT actual values
 
Both rear doors are closed.
Disconnect connector X35/3
If the values are OK:
S87/2
Wiring -
If the values are not OK:
1.0
5.6 Right rear door rotary tumbler microswitch
Switch disconnected
HHT actual values
 
Both rear doors are closed.
Disconnect connector X35/4
If the values are OK:
S87/3
Wiring -
If the values are not OK:
Wiring -
N10
6.0 Tailgate rotary tumbler microswitch
CLOSED
HHT actual values
 
Tailgate is closed.
If the values are OK:
6.1
If the values are not OK:
6.2
6.1 Tailgate rotary tumbler microswitch
OPEN
HHT actual values
 
Tailgate is open.
If the values are OK:
No fault
If the values are not OK:
6.3
6.1 Tailgate rotary tumbler microswitch
OPEN
HHT actual values
 
Open tailgate. If the values are OK:
No fault
If the values are not OK:
6.3
6.2 Tailgate rotary tumbler microswitch
Switch disconnected
HHT actual values
 
Disconnect connector X18/1
Tailgate open.
If the values are OK:
S88/1
Wiring -
If the values are not OK:
N10
Wiring -
6.3 Tailgate rotary microswitch
Switch bridged
HHT actual values

2
(A)
X18/1

1
(A)
 
If the values are OK:
S88/1
Wiring -//-
If the values are not OK:
N10
Wiring -//-
7.0 ATA Alarm Horn (H3)  
ATA alarm triggered.
N10
7.1 ATA Alarm Horn (H3)
Function

H3

HHT activation:
Alarm horn (H3)

11 - 14 V
If the values are OK:
H3
If the values are not OK:
Wiring,
7.2
7.2 Alarm horn relay (F1k31)
Activation

86
F1K31

85
HHT activation:
alarm horn (H3)

11 - 14 V
If the values are OK:
F1K13
If the values are not OK:
N10
8.0 ATA Anti-tow protection/interior motion sensor
Installed
HHT actual values
 
ATA armed using transmitter key.
Check version coding of ATA,
see 31
8.1 ATA Anti-tow protection/interior motion sensor
Signal
HHT actual values
 
ATA armed using transmitter key.
Trip computer control
module (N41).
8.2 ATA Anti-tow protection/interior motion sensor
Pulse signal
HHT actual values
 
ATA armed using transmitter key.
Data line to N10,
N41

Connector Layout - Left front door separation point (X35/1), Right front door separation point (X35/2), Left rear door separation point (X35/3), Right rear door separation point (X35/4)
 
    P54.18-0406-01