OK -- Continue to next step.
3. CHECK HARNESS AND CONNECTOR
(a) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Text in Illustration
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
4. REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY
(a) Replace the multiplex network master switch assembly See: Sensors and Switches/Sensors and Switches - Windows and Glass/Power
Window Switch/Service and Repair/Power Window Master Switch/Removal.
NEXT -- Continue to next step.
5. CHECK DTC OUTPUT
(a) Clear the DTC See: Powertrain Management/Computers and Control Systems/Information Bus/Testing and Inspection/Reading and
Clearing Diagnostic Trouble Codes.
(b) Recheck for DTCs.
OK:
DTC B1206 is not output.
NG -- REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) See: Body and Frame/Body Control
Systems/Body Control Module/Service and Repair/Removal
OK -- END (MULTIPLEX NETWORK MASTER SWITCH WAS DEFECTIVE)
From 08/2009
NETWORKING: LIN COMMUNICATION SYSTEM: B1206: P/W Master Switch Communication Stop
B1206 - P/W Master Switch Communication Stop
DESCRIPTION
This DTC is stored when LIN communication between the multiplex network master switch assembly and main body ECU (multiplex network body
ECU) stops for more than 10 seconds.
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