Subaru Crosstrek Service Manual: Dtc b2277 submerging circuit
KEYLESS ACCESS WITH PUSH BUTTON START SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DTC B2277 SUBMERGING CIRCUIT
DTC detecting condition:
When the water-submersion detection circuit integrated into the keyless access CM detects the water submersion.
Trouble symptom:
• The ignition can be turned ON, but cannot be turned OFF.
• Engine will not start.
CAUTION:
For replacement procedure of keyless access CM, refer to the “REGISTRATION MANUAL FOR IMMOBILIZER” provided as a separate volume.
| STEP | CHECK | YES | NO |
1.CHECK LAN SYSTEM.
Inspect LAN system. Basic Diagnostic Procedure > PROCEDURE">
Is LAN system normal?
Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B2277 SUBMERGING CIRCUIT">Go to Step 2.
Perform the inspection according to the diagnosis for LAN system.
2.CHECK SUBMERSION CONDITION.
Check the keyless access CM and environment of equipment, and check the harness for any trace of water submersion.
Is there any trace of water submersion?
Take necessary measures against water submersion and replace the keyless access CM. Keyless Access CM">
Replace the keyless access CM. Keyless Access CM">
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CAUTION
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very hot while in use. If you touch
the bulb surface with bare hands or
greasy gloves, fingerprints or
grease on the bulb surface will
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Top display setting
1. Perform the preparation steps according
to "Preparation for screen settings"
2. Operate the "
"
or "
" switch to
select the "Top Display" item. Then push
the
button.
3. Push the
button once more.
4. Select an item by operating the "
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