|
No.
|
TECH 1 Display
|
Conditions for Checking
|
Nominal Value
|
Trouble Codes
|
Terminal
|
| 02 |
|
HORN
|
Ignition
ON
Press
key F5 in the system main menu.
Follow
the instructions in TECH 1
Start
actuator test
Note:
The
horn is actuated at a frequency of
0.8
Hz (switch-on time 0.2 s).
The
check is completed after a maximum of 5 cycles.
|
alternately
INACTIVE 12V
and
ACTIVE 0V
Horn
active
|
25
|
36
|
| Notes
on Trouble-shooting: |
|
Nominal
Value:
|
Cause
of Fault:
(If
nominal value is not attained)
|
| · Release and disconnect wiring harness plug
from anti-theft warning system horn H47 |
|
|
|
| · Using multimeter, measure voltage |
|
approx.
12 volts
|
· Instrument panel wiring harness, interruption
from: H47/(RT)
to: Ter. 30
|
| · Using multimeter, measure voltage |
|
|
|
| · Start actuator test |
|
alternately
0
volts
and
12
volts
|
· Instrument panel wiring harness, interruption/short circuit
from: K94/Ter. 36
to: H47/(BRRT)
· Control unit K94 defective
|
| If nominal values are attained: |
|
|
· Horn H47 defective
|
|
|
|
|
|
|
|
