Remote Control, Audio - Stereo

Fault diagnosis, remote control

Fault symptom
The remote control does not work.

Action
1 Check the function of the remote control
The driver door should be closed.
Connect the ISAT scan tool.
Select "READ VALUES".
Select "CONTROL".
Press the left-hand/right-hand button and check the display on the ISAT scan tool at the same time. The ISAT scan tool should display "LH BUTTON" or "RH BUTTON", and "NO BUTTON" in the normal position.
If the ISAT scan tool shows the correct display for left-hand/right. hand button, proceed to point 5. If not, proceed to point 2.
2 Check using a new remote control
Program the remote control. Repeat the ISAT scan tool commands as in point 1.
If this works, proceed to point 3,
If not, proceed to point 4
3 Check the old remote control
Change the batteries, then check the function.
Repeat the ISAT scan tool commands as in point 1.
If it does not work, change the remote control.
4 Check the antenna cable
Conduct a continuity' test on the cable assembly between:
- connector H2-87, pin 1 and the alarm control module, pin 1.
- connector H2-87, pin 2 and the alarm control module, pin 14.
The resistance should be <1 Ohm.
If the resistance is incorrect, remedy the fault in the cable assembly.
If the resistance is correct, proceed to point 6.
5 Check the breaker on the driver door
Select "DRIVER DOOR"
Open and dose the driver door.
The ISAT scan tool should display "OPEN" and "CLOSED" respectively.
If the ISAT scan tool shows the correct display, proceed to point 6.
If not, proceed to "Fault diagnosis, door indication, driver door".
6 Final test
Check to see if the fault symptom remains.
If the problem remains, proceed to "Before Changing the Electronic Control Module". Before Changing the Electronic Control Module