Text in Illustration
NG -- REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
OK -- Continue to next step.
4. INSPECT AUTOMATIC LIGHT CONTROL SENSOR
(a) Reconnect the H3 automatic light control sensor connector.
(b) Connect an oscilloscope to the automatic light control sensor connector.
Text in Illustration
(c) Check the waveform.
OK:
HINT
If the ambient light becomes brighter, width A becomes narrower.
NG -- REPLACE AUTOMATIC LIGHT CONTROL SENSOR
OK -- REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
Up to 08/2009
NETWORKING: LIN COMMUNICATION SYSTEM: B1273: Sliding Roof ECU Communication Stop
B1273 - Sliding Roof ECU Communication Stop
DESCRIPTION
This DTC is stored when LIN communication between the sliding roof ECU (sliding roof drive gear assembly) and main body ECU (multiplex
network body ECU) stops for more than 10 seconds.
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