Problem Symptoms TableDriver Side Door ECU Communication Stop (B2321)
DESCRIPTION
This DTC is stored when LIN communication between the power window regulator
motor assembly (for driver side) and main body ECU (driver side junction block assembly)
stops for more than 10 seconds.
DTC No.
DTC Detection ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT DRIVER SIDE LUMBAR SWITCH
(a) Measure the resistance between the terminals when the switch is operated.
Standard Resistance:
Tester Connection
Switch Condition
...
Inspection
INSPECTION
PROCEDURE
1. INSPECT DRIVE MONITOR SWITCH
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Switch Condition
Specif ...