|
No.
|
Tech
1 Display
|
Conditions
for checking
|
Nominal
Value
|
Trouble
Codes
|
Terminal
|
|
01
|
CHECK
LIGHT
|
Ignition ON
Press key F5 in the system main
menu.
Follow the instructions on
TECH 1
Start actuator test
Note:
The LED is actuated at a
frequency of 0.5 Hz (switch-on period 1 s).
The check is completed after a
maximum of 30 s.
|
alternating
OFF 0V
and
ON 12V
LED in hazard warning lamps
switch flashes
|
-
|
2
|
|
|
|
|
|
|
|
|
Notes on trouble-shooting
|
Nominal Value
|
Cause of Fault
|
|
Remove hazard warning lamps
switch S52
· Using multimeter,
measure resistance
|
approx. 0 W
|
· Wiring harness,
instrument panel, interruption
|
|
· Using multimeter,
measure voltage
|
|
|
|
· Start actuator
test
|
alternating
0 volts
and
12 volts
|
· Wiring harness,
instrument panel, interruption/short circuit in lead
· Control unit K94
defective
|
|
If nominal values are attained:
|
|
· Hazard warning
lamps switch S52 defective
|
|
|
|
|
|
|
|
|
|
|
|
|
