Keyless Access System Symptom Troubleshooting Index (2013-14)

WARNING: This page is about a different variant/trim than selected.

Symptom	Diagnostic procedure	Also check for
Cannot select ON mode with keyless access and with the keyless remote touching the engine start/stop switch	Refer to: Cannot select ON mode w/ keyless access & w/ keyless remote touching eng. start/stop switch (2013-14) .	No. A12-1 (60 A), No. A12-3 (50 A), No. A12-4 (30 A) and No. A21 (10 A) fuse in the under-hood fuse/relay box No. B9 (20 A), No. B31 (10 A) and No. B37 (7.5 A) fuses in the under-dash fuse/relay box Poor connections at the keyless access control unit Gauge control module Keyless access control unit Electric steering lock Engine start/stop switch
Cannot select ON mode with keyless access, but can select ON mode with the keyless remote touching the engine start/stop switch	Refer to: Cannot select ON mode with keyless access, but can select ON mode with the keyless remote touching the engine start/stop switch .	No. A12-1 (60 A), No. A12-3 (50 A), No. A12-4 (30 A) and No. A21 (10 A) fuse in the under-hood fuse/relay box No. B9 (20 A), No. B31 (10 A) and No. B37 (7.5 A) fuses in the under-dash fuse/relay box Keyless access control unit LF antenna Keyless remote Low or weak keyless remote battery MTR CONT line open/short IGN TRX line open/short
Cannot select ON mode with the keyless remote touching the engine start/stop switch, but can select ON mode with keyless access	Check the backup control unit inside the keyless access control unit	Keyless access control unit is not registered Keyless access control unit MTR CONT line power short ESLID mismatch MTR CONT line open/short IGN TRX line open/short Not registered Harness/connections
The mode changes between ACC and ON, but it does not change to OFF	Check the keyless access control unit Check the park pin switch Check the transmission range switch	Keyless access control unit ATP-P line open Transmission range switch Park pin switch P-PIN SW line open
The mode changes between ACC and ON, but it is difficult to change to OFF	Check the keyless access control unit Check the gauge control module Check the park pin switch	Gauge control module Keyless access control unit PCM B-CAN communication line open/short F-CAN communication line open/short Speed signal line open Park pin switch P-PIN SW line open

Symptom	Diagnostic procedure	Also check for
Engine start/stop switch does not work	Check for DTCs. If any DTC is indicated, go to the DTC troubleshooting	Accessory relay Keyless access control unit Engine start/stop switch SS1 (+) line short SS2 (-) line short Harness
Engine does not crank (power supply is normal)	Check the brake pedal position switch Check the power control unit inside the keyless access control unit	Keyless access control unit STC line open/short Brake pedal position switch STLS line open/short
The engine starts, but stalls immediately	Refer to: The engine starts but stalls immediately (2013-14)	No power to PCM No power to MICU S-NET line open/short ESL SW B line open Electric steering lock Harness/fuses
Keyless access indicator does not go off or does not come on	Refer to: Keyless access indicator does not go off or does not come on	Gauge control module Keyless access control unit KEYSW line open Harness
Immobilizer indicator does not go off or does not come on	Refer to: Immobilizer indicator does not go off or does not come on	Gauge control module Keyless access control unit PCM
All the doors and the trunk will not lock and unlock	Refer to: All the doors and the trunk will not lock and unlock (2013-14)	Keyless access control unit LF antenna Driver's door lock knob switch Door outer handle touch sensor/lock switch Door lock actuators Keyless remote Low or weak keyless remote battery Not registered
The doors will not unlock or lock with the keyless remote, but will unlock or lock with the door outer handles	Refer to: The doors will not unlock/lock w/ keyless remote, but will unlock/lock w/ door outer handles	Keyless remote battery dead Keyless remote MICU Keyless access control unit KEYSW line short SS1 (+) line short SS2 (-) line short IG1A line short ACC line short B-CAN communication line

Symptom	Diagnostic procedure	Also check for
The doors will not unlock or lock with the door outer handle touch sensor or lock switch, but will unlock or lock with the keyless remote	Refer to: The doors will not unlock/lock w/ door outer handle touch sensor or lock switch, but will unlock/lock w/ keyless remote	Door outer handle touch sensor/lock switch Keyless access control unit Keyless remote LF antenna MICU Not registered Harness/fuses
The key-in reminder does not sound	Refer to: The key-in reminder does not sound	Gauge control module Driver's door switch Keyless access control unit MICU KEYSW line open Harness
The key-in reminder sounds when in vehicle OFF mode door is open	Refer to: The key-in reminder sounds in vehicle OFF mode when door is open	MICU Keyless access control unit Engine start/stop switch Harness