Land Cruiser URJ200 URJ202 GRJ200 VDJ200 - HEATING / AIR CONDITIONING
CHECK CAN COMMUNICATION SYSTEM
DTC U0100 Lost Communication with ECM / PCM "A"
DTC U0142 Lost Communication with Body Control Module "B"
DTC U0155 Lost Communication with Instrument Panel Cluster (IPC) Control Module
DESCRIPTION
The air conditioning amplifier assembly communicates with the ECM and meter ECU through the CAN communication system.
DTC Code | DTC Detection Condition | Trouble Area |
U0100 | No communication with ECM | CAN communication system ECM Air conditioning amplifier assembly |
U0142 | No communication with main body ECU (cowl side junction block LH) | CAN communication system Main body ECU (cowl side junction block LH) Air conditioning amplifier assembly |
U0155 | No communication with combination meter assembly | CAN communication system Combination meter assembly Air conditioning amplifier assembly |
INSPECTION PROCEDURE
1.CHECK CAN COMMUNICATION SYSTEM |
Use the intelligent tester to check if the CAN communication system is functioning normally.
for LHD: .
for RHD: .
Result | Proceed to |
CAN DTC is not output | A |
CAN DTC is output (for LHD) | B |
CAN DTC is output (for RHD) | C |
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A | ||
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