DTC B2277 Detecting Vehicle Submersion: Description
WARNING: This page is about a different car, the 2006 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.
This DTC is output when the submersion circuit monitor inside the power source control ECU detects that the vehicle is submerged in water.
DTC DETECTION CONDITION CHART
| 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 |
- CHECK FOR DTC
- Delete the DTC (See DIAGNOSIS SYSTEM
).
HINT:
After all DTCs are cleared, check if the trouble occurs again 30 seconds after the engine switch is turned on (IG).
- Check for DTCs again.
OK: No DTC is output.
NG : REPLACE POWER SOURCE CONTROL ECU
OK : CHECK INTERMITTENT PROBLEMS
- Delete the DTC (See DIAGNOSIS SYSTEM
).