DTC B2277: Submerging Circuit

DTC detecting condition: 

When the water-submersion circuit monitor result ON continued for 300 seconds.

Trouble symptom: 

• The ignition can be turned ON, but cannot be turned OFF.
• Engine will not start.
  CAUTION:

  • For replacement procedure of keyless access control module, refer to the "REGISTRATION MANUAL FOR IMMOBILIZER" provided as a separate volume.
  • Before performing diagnosis, refer to "CAUTION" in "General Description". Ref. to KEYLESS ACCESS WITH PUSH BUTTON START SYSTEM (DIAGNOSTICS)>General Description>CAUTION .

1. CHECK LAN SYSTEM  .

   Perform the diagnosis for LAN system. Ref. to LAN SYSTEM (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE>PROCEDURE .

   Is the check result OK?

   Yes: Go to  2 .

   No: Perform the inspection according to the diagnosis for LAN system.

2. CHECK SUBMERSION CONDITION  .

   Check the keyless access control module and environment of equipment, and check the harness for any trace of water submersion.

   Is there any trace of water submersion?

   Yes: Take necessary measures against water submersion and replace the keyless access control module. Ref. to SECURITY AND LOCKS>KEYLESS ACCESS CONTROL MODULE .

   No: Replace the keyless access control module. Ref. to SECURITY AND LOCKS>KEYLESS ACCESS CONTROL MODULE .