Windshield / Windowglass

WINDSHIELD / WINDOWGLASS: POWER WINDOW CONTROL SYSTEM: B2325: LIN Communication Bus Malfunction
B2325 - LIN Communication Bus Malfunction

DESCRIPTION

DTC B2325 is output when the LIN communication line is abnormal inside the instrument panel junction block (main body ECU).

CAUTION:
When using Techstream to troubleshoot the LIN communication line: Connect Techstream to the vehicle, and turn the courtesy light switch on and off at 1.5 second intervals until communication between the tester and vehicle begins.





INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC (DTC B2325)

(a) Connect Techstream to the DLC3.

(b) Turn the ignition switch ON and turn the tester on.

(c) Clear the DTCs.

(d) Recheck DTCs.

Result





C -- SYSTEM IS NORMAL

B -- GO TO DTC CHART
A -- Continue to next step.

2. READ VALUE USING TECHSTREAM (Main body ECU)

(a) Connect Techstream to the DLC3.

(b) Turn the ignition switch ON and turn the tester ON.

(c) Read the indication displayed on the tester.

Main body





OK:

OK is displayed on Techstream screen.

OK -- REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU)
NG -- Continue to next step.

3. RECHECK DTC (DTC B2325)

(a) Connect Techstream to the DLC3.

(b) Turn the ignition switch ON and turn the tester on.

(c) Clear the DTCs.

(d) Read DTCs.

Result





B -- SYSTEM IS NORMAL

A -- REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU)