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Home >> Lexus >> 2013 >> IS 250 Base, AWD >> Repair and Diagnosis (Single Page) >> Electrical >> Starter >> Smart Access System (Keyless Start) (Diagnostic Codes & Symptom Tests) >> Smart Access System With Push-Button Start >> DTC B2277: Detecting Vehicle Submersion >> Description

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.

HINT: 

When the power source control ECU is replaced with a new one and the negative (-) battery terminal is connected, the power source mode becomes the IG-ON mode. When the battery is removed and reinstalled, the power source mode that was selected when the battery was removed is restored.

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