Dtc B2277 Detecting Vehicle Submersion

Engine. Lexus Gs430, Gs300. Uzs190 Grs190
3Gr-Fse Starting. Lexus Gs430, Gs300. Uzs190 Grs190

DESCRIPTION

INSPECTION PROCEDURE

CHECK FOR DTC

DTC B2277 Detecting Vehicle Submersion


DESCRIPTION

This DTC is output when the submersion circuit monitor inside the power source control ECU detects that the vehicle is submerged in water.

DTC No.
DTC Detection Condition
Trouble Area
B2277
Submersion circuit monitor inside power source control ECU detects that vehicle is submerged in water
  1. Power source control ECU

INSPECTION PROCEDURE

1.CHECK FOR DTC

  1. Delete the DTC.

  1. Check for DTCs again.

    OK:
    No DTC is output.


NG
REPLACE POWER SOURCE CONTROL ECU
OK

END