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Volume 4.1

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LOCATION:    13.2 Anti-Theft Alarm (ATA)   >   14 Diagnosis - Activation


Diagnosis - Activation

The following components can be activated via the HHT:
Alarm horn (H3).
Headlamps.
Starter lock-out relay module (K38) (up to 01/94).
ATA status indicator (E33).
Backup lamps.

Test scope Test connection Test condition Nominal value Possible cause/Remedy
1.0 Alarm horn (H3) Press F2

Press F3
ON, Horn signals
OFF
23 13.0
2.0 ATA status indicator (E33) Press F2
Press F3
ON
OFF, ATA indicator illuminates
23 26.0
3.0 Starter lock-out relay module (K38) 1)
Vehicles with ATA status indicator (E33)
Press F2
Turn ignition key to position "3" (circuit 50)
Press F3
ON
Engine will not start
OFF
Engine starts
23 25.0
4.0

Not applicable for U.S.A. vehicles - - -
5.0 Not applicable for U.S.A. vehicles - - -
6.0
Headlamps Press F2 ON
Headlamps illuminate
23 16.0
7.0
Backup lamps Press F2 ON
Backup lamps illuminate
23 17.0, 18.0
8.0
Not applicable for U.S.A. vehicles - - -
9.0
Not applicable for U.S.A. vehicles - - -
10.0
Not applicable for U.S.A. vehicles - - -
1) As of 01/94, the starter lock-out function is controlled by the central locking system (PSE control moduel).