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LIN Communication (Diagnostic Codes): Overview Lexus ES XV40 facelift

Communication Devices 7 illustrations ~268 words

DESCRIPTION

This DTC is stored when LIN communication between the multiplex network master switch assembly and main body ECU (instrument panel junction block) stops for more than 10 seconds.

DTC No.DTC Detection ConditionTrouble Area
B1206Communication between the multiplex network master switch assembly and main body ECU (instrument panel junction block) stops for more than 10 seconds.Multiplex network master switch assembly Main body ECU (Instrument panel junction block) Wire harness or connector ECU-B NO. 2 fuse

Scheme 198

Scheme 198: WIRING DIAGRAM

This DTC is stored when LIN communication between the sliding roof drive gear sub-assembly (sliding roof control ECU) and main body ECU (instrument panel junction block) stops for more than 10 seconds.

DTC No.DTC Detection ConditionTrouble Area
B1273Communication between the sliding roof drive gear sub-assembly (sliding roof control ECU) and main body ECU (instrument panel junction block) stops for more than 10 seconds.Sliding roof drive gear sub-assembly (Sliding roof control ECU) Main body ECU (Instrument panel junction block) Wire harness or connector S/ROOF fuse

Scheme 199

Scheme 199: WIRING DIAGRAM

This DTC is stored when LIN communication between the power window regulator motor assembly (for driver side) and main body ECU (instrument panel junction block) stops for more than 10 seconds.

DTC No.DTC Detection ConditionTrouble Area
B2321Communication between the power window regulator motor assembly (for driver side) and main body ECU (instrument panel junction block) stops for more than 10 seconds.Power window regulator motor assembly (for Driver side) Main body ECU (Instrument panel junction block) Multiplex network master switch assembly Wire harness or connector POWER fuse

Scheme 200

Scheme 200: WIRING DIAGRAM

This DTC is stored when LIN communication between the power window regulator motor assembly (for front passenger side) and main body ECU (instrument panel junction block) stops for more than 10 seconds.

DTC No.DTC Detection ConditionTrouble Area
B2322Communication between the power window regulator motor assembly (for front passenger side) and main body ECU (instrument panel junction block) stops for more than 10 seconds.Power window regulator motor assembly (for Front passenger side) Main body ECU (Instrument panel junction block) Wire harness or connector PWR fuse

Scheme 201

Scheme 201: WIRING DIAGRAM

This DTC is stored when LIN communication between the power window regulator motor assembly (for rear RH side) and main body ECU (instrument panel junction block) stops for more than 10 seconds.

DTC No.DTC Detection ConditionTrouble Area
B2323Communication between the power window regulator motor assembly (for rear RH side) and main body ECU (instrument panel junction block) stops for more than 10 seconds.Power window regulator motor assembly (for Rear RH side) Main body ECU (Instrument panel junction block) Wire harness or connector RR DOOR RH fuse

Scheme 202

Scheme 202: WIRING DIAGRAM

This DTC is stored when LIN communication between the power window regulator motor assembly (for rear LH side) and main body ECU (instrument panel junction block) stops for more than 10 seconds.

DTC No.DTC Detection ConditionTrouble Area
B2324Communication between the power window regulator motor assembly (for rear LH side) and main body ECU (instrument panel junction block) stops for more than 10 seconds.Power window regulator motor assembly (for Rear LH side) Main body ECU (Instrument panel junction block) Wire harness or connector RR DOOR LH fuse

Scheme 203

Scheme 203: WIRING DIAGRAM

The main body ECU (instrument panel junction block) monitors communication between all the ECUs connected to the door bus lines. When the main body ECU (instrument panel junction block) detects errors in communication with all the ECUs connected to the door bus lines at 2.6-second intervals and 3 times in a row, DTC B2325 will be stored.

DTC No.DTC Detection ConditionTrouble Area
B2325The main body ECU (instrument panel junction block) detects errors in communication with the ECUs connected to the door bus lines 3 times in a row.Power window regulator motor assembly (for Driver side) Power window regulator motor assembly (for Front passenger side) Power window regulator motor assembly (for Rear RH side) Power window regulator motor assembly (for Rear LH side) Multiplex network master switch assembly Sliding roof drive gear sub-assembly (Sliding roof control ECU) Main body ECU (Instrument panel junction block) Wire harness or connector

Scheme 204

Scheme 204: WIRING DIAGRAM

See also:
REMOVAL