Vauxhall Workshop Service and Repair Manuals > Omega B > N Electrical Equipment and Instruments | Anti-Theft Warning System-M | Diagnostic Information and Procedures | Diagnostic Procedures | ATWS, F0: DATA LIST

ATWS, F0:DATA LIST

In case of a fault, therefore, first check the central locking: test step 13 ARM/DISARM SIG.

(See 3.2 Central Door Locking System,

F0:Data List)

from: wiring harness plug K94/Ter. 15

to: ground

No.	TECH 1 Display	Conditions for Checking	Nominal Value	Trouble Codes	Terminal
15
ARM/DISARM SIG.	Ignition OFF Driver's door closed		18, 39	15
		Turn key 60° to the right in driver's door (arm anti-theft warning system)	ARM 0V
		Turn key 30° to the left in driver's door (disarm anti-theft warning system)	DISARM
Notes on Trouble-shooting:
Nominal Value:	Cause of Fault: (If nominal value is not attained)
The signal for activating/deactivating the immobiliser is supplied by the central locking control unit K37.

· Release and disconnect wiring harness plug K94

· Using multimeter, measure voltage

· Arm anti-theft warning system
approx. 0 volts	· Body wiring harness, interruption from: K37/Ter. 21 to: X1/Ter. 85 · Instrument panel wiring harness, interruption from: X1/Ter. 85 to: K94/Ter. 15 · Central locking control unit K37 defective
· Disarm anti-theft warning system
approx. 6 volts	· Body wiring harness, short circuit from: K37/Ter. 21 to: X1/Ter. 85 · Instrument panel wiring harness, short circuit from: X1/Ter. 85 to: K94/Ter. 15 · Central locking control unit K37 defective
If nominal values are attained:
	· Control unit K94 defective

Related Literature Units
-	ATWS, F2:TROUBLE/ALARM CODE No. 18 DISARM WIRE OPEN CIRCUIT
-

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