B1411

THEFT DETERRENT / KEYLESS ENTRY: ENGINE IMMOBILISER SYSTEM: B1411; Immobiliser Antenna Circuit; 2013 MY FR-S [03/2012 -]
B1411 - Immobiliser Antenna Circuit

DESCRIPTION

The main body ECU (network gateway ECU) stores this code if a malfunction is detected in the antenna coil inside the transponder key amplifier.





INSPECTION PROCEDURE

NOTICE:
If the main body ECU (network gateway ECU) is replaced, refer to Registration Programming and Relearning.

PROCEDURE

1. CHECK FOR DTC

(a) Key is removed from ignition key cylinder.

(b) Key is inserted into ignition key cylinder.

(c) Turn the ignition switch to ON.

(d) Check for DTCs Reading and Clearing Diagnostic Trouble Codes.

OK:

DTC B1411 is not output.

NG -- REPLACE TRANSPONDER KEY AMPLIFIER

OK -- END

2. REPLACE TRANSPONDER KEY AMPLIFIER

(a) Temporarily replace the transponder key amplifier with a new or known good one Removal.

NEXT -- Continue to next step.

3. CHECK FOR DTC

(a) Key is inserted into ignition key cylinder.

(b) Turn the ignition switch to ON.

(c) Check for DTCs Reading and Clearing Diagnostic Trouble Codes.

OK:

DTC B1411 is not output.

NG -- REPLACE MAIN BODY ECU (NETWORK GATEWAY ECU) Removal

OK -- END