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Last Modified: 11-27-2007 1.6 C
Service Category: Vehicle Interior Section: Theft Deterrent/Keyless Entry
Model Year: 2008 Model: LX570 Doc ID: RM000000XET01TX
Title: THEFT DETERRENT / KEYLESS ENTRY: SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function): DESCRIPTION (2008 LX570)

DTC

B2277

Detecting Vehicle Submersion

DESCRIPTION

This DTC is stored when the submersion circuit monitor inside the main body ECU detects that the vehicle has been submerged in water.

DTC Code

Detection Condition

Trouble Area

B2277

The submersion circuit monitor inside the main body ECU detects that the vehicle is submerged in water.

Main body ECU

INSPECTION PROCEDURE

HINT:

Before commencing troubleshooting, check if the main body ECU is wet. If it is, replace the main body ECU.

PROCEDURE

1.

CHECK WHETHER DTC OUTPUT RECURS

(a) Clear the DTCs THEFT DETERRENT / KEYLESS ENTRY: SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function): DTC CHECK / CLEAR (2008 LX570) .

(b) Check whether DTC B2277 is output 30 seconds or more after the engine switch is turned on (IG).

OK:

No DTC is output.

OK