3. CHECK HARNESS AND CONNECTOR
(a) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Text in Illustration
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
4. REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH
(a) Replace the front power window regulator motor assembly LH See: Body and Frame/Doors, Hood and Trunk/Doors/Front
Door/Front Door Window Regulator/Service and Repair/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) Check for DTCs.
OK:
DTC B2321 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 (FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH WAS DEFECTIVE)
From 08/2009
NETWORKING: LIN COMMUNICATION SYSTEM: B2321: Driver Side Door ECU Communication Stop
B2321 - Driver Side Door ECU Communication Stop
DESCRIPTION
This DTC is stored when LIN communication between the front power window regulator motor assembly LH and main body ECU (multiplex
network body ECU) stops for more than 10 seconds.
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