Communication Diagnosis Procedure
COMMUNICATION DIAGNOSISCheck the communication between BCM and local control unit (LCU).
How To Perform Communication Diagnosis
Description
In this mode, a malfunction code is indicated by the number of flashes from the map lamps and step lamps as shown here:
After indicator lamp turns on for 2 seconds then off for 2 seconds, it flashes [cycling ON (0.5 sec.)/OFF (0.5 sec.)] to indicate a malfunction code of the first digit. Then, 1.5 second after indicator lamp turns off, it again flashes [cycling ON (0.5 sec.)/OFF (0.5 sec.)] to indicate a malfunction code of the second digit.
For example, the indicator lamp goes on and off for 0.5 seconds twice and after 1.5 seconds, it goes on and off for 0.5 seconds four times. This indicates malfunction code of driver door control unit communication.
Cancel of Communication Diagnosis
If one of the following conditions is satisfied, the communication diagnosis is cancelled.
- Turn ignition switch OFF.
- Drive the vehicle more than 7 km/h (4 MPH).
- Ten minutes have passed since the diagnosis result indication start without any diagnosis cancel operation.