|
No.
|
TECH 1 Display
|
Conditions for Checking
|
Nominal Value
|
Trouble Codes
|
Terminal
|
| 21 |
|
KEY DETECTED
|
Ignition
OFF
All
doors closed
Press
one infrared transmitter button
Note:
If
TECH 1 displays UNKNOWN, the actuated infrared transmitter is either not
programmed or is not authorised for the vehicle.
Programming
of infrared transmitter:
see
F7:PROGRAMMING
If
the system does not react, actuate button several times until system reacts.
Each
time a button is pressed, the red LED in the infrared transmitter must
illuminate (otherwise battery is flat).
|
KEY 1
or
KEY 2
or
KEY 3
or
KEY 4
or
KEY 5
|
-
|
-
|
|
Notes
on Trouble-shooting:
|
Nominal
Value:
|
Cause
of Fault:
(If
nominal value is not attained)
|
| Trouble-shooting if system
does not react to any of the key transmitters: |
|
|
|
| · Release and disconnect wiring harness plug
P63 from infrared receiver |
|
|
|
| · Using multimeter, measure resistance : |
|
approx.
0 W
|
· Body wiring harness, interruption
from: P63/Ter. 3
to: ground
|
| · Using multimeter, measure voltage: |
|
approx.
12 V
|
· Fuse F12
· Body wiring harness, interruption
from: P63/Ter. 1
to: X1/Ter. 48
|
| · Switch on ignition |
|
approx.
12 V
|
· Fuse F15
· Body wiring harness, interruption
from: P63/Ter. 4
to: X1/Ter. 49
|
| · Switch off ignition |
|
|
|
| · Release and disconnect wiring harness plug
K37 from CDLS control unit |
|
|
|
| · Using multimeter, measure resistance: |
|
approx.
0 W
|
· Body wiring harness, interruption
from: P63/Ter. 2
to: K37/Ter. 13
|
| If nominal values are attained: |
|
|
· P63 defective
· K37 defective
|
|
|
|
|
|
|
|
