Subaru Legacy BN/BS (2015-2019) Service Manual: System operation check mode operation

Subaru Legacy BN/BS (2015-2019) Service Manual / Keyless access with push button start system (diagnostics) / System operation check mode operation

1. On «Start» display, select «Diagnosis».

2. On «Vehicle selection» display, input the target vehicle information and select «Confirmed».

3. On «Main Menu» display, select «Each System».

4. On «Select System» display, select «Keyless Access with Push Button Start» and then select «Enter».

5. On «Select Function» display, select «Active Test».

6. Select a location to be inspected.

Data	Keyless access CM output check	Remarks
Driver seat sensor power supply	Output	Perform the output check for the driver’s door touch sensor.
Driver seat sensor power supply	Stop
Passenger seat sensor power supply	Output	Perform the output check for the passenger’s door touch sensor.
Passenger seat sensor power supply	Stop
STSW	Output	Turn on the STSW. *2
STSW	Stop	Turn on the STSW. *2
ACC	Output	Turn on the ACC.
ACC	Stop	Turn on the ACC.
IGN1/2	Output	Turn on the IGN1/2.
IGN1/2	Stop	Turn on the IGN1/2.
Start SW character illumination lighted	Output	Perform ON output of the push button ignition switch back-up light. *1
Start SW character illumination lighted	Stop
Start SW indicator lighted (green)	Output	Perform ON output of the push button ignition switch back-up light. *1
Start SW indicator lighted (green)	Stop
Start SW indicator lighted (orange)	Output	Perform ON output of the push button ignition switch back-up light. *1
Start SW indicator lighted (orange)	Stop
Steering lock power supply	Output	Output the power supply signal from keyless access CM to steering lock CM.
Steering lock power supply	Stop

*1: When lit by a condition other than for a system operation check mode, it will not become unlit even when set to OFF or no output.

*2: When performed with ignition switch ON, engine will start. Therefore, great care must be exercised.

NOTE:

For detailed operation procedures, refer to “Application help”.

Read diagnostic trouble code (dtc) operation

1. On «Start» display, select «Diagnosis».2. On «Vehicle selection» display, input the target vehicle information and select «Confirmed».3. On «Main Menu» display, select «Each System».4. ...

Control module i o signal

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Other materials:

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, ...