KEYLESS ACCESS WITH PUSH BUTTON START SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DTC U0401 INVALID DATA RECEIVED FROM ECM/PCM “A”
Detected when there is malfunction in CAN data from the engine control module (ECM).
NOTE:
Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE">
Removal
SECURITY AND LOCKS > IG Relay2 (Push Button Start)REMOVALCAUTION:Before handling the airbag system components, refer to “CAUTION” of “General Description” in “AIRBAG SYSTEM”. General Description > CAUTION">1. Disconnect the ground cable from battery ...
Dtc b1903 short in front p/t rh (to +b)
AIRBAG SYSTEM (DIAGNOSTICS) > Diagnostic Chart with Trouble CodeDTC B1903 SHORT IN FRONT P/T RH (TO +B)Diagnosis start condition:Ignition voltage is 10 V to 16 V.DTC detecting condition:• Seat belt pretensioner (RH) circuit is shorted to power supply.• Pretensioner (RH) is faulty.&bul ...
Inspection
HVAC SYSTEM (HEATER, VENTILATOR AND A/C) > Sunload Sensor (Auto A/C Model)INSPECTION1. Check if there is anything that affects sensing, around the sunload sensor.(1) Is the sunload sensor free from any object that disturbs sensing?(2) Is the windshield glass free from any object such as sticker o ...