PUSH-BUTTON START

OPERATION DESCRIPTION

Note:

Make sure that the push-button start has not been canceled before performing this inspection.

Push-button start function:

When the electrical key transmitter sub-assembly is in a detection area inside the vehicle and the brake pedal is depressed, the hybrid control system is started by pressing the power switch.
When the electrical key transmitter sub-assembly is in a detection area inside the vehicle and the brake pedal is not depressed, the power source mode is changed by pressing the power switch. The power source mode changes in the following order every time the power switch is pressed: off → on (ACC) → on (IG) → off.
*a "ACCESSORY" Display

After getting into the vehicle while carrying the electrical key transmitter sub-assembly when the power switch is off, if the power switch is pressed while not depressing the brake pedal, the power source mode changes to on (ACC) and "ACCESSORY" is displayed on the multi-information display.

*A	for F SPORT Models
*B	except F SPORT Models
*a	"IGNITION ON" Display

After getting into the vehicle while carrying the electrical key transmitter sub-assembly when the power switch is off, if the power switch is pressed 2 times without depressing the brake pedal, the power source mode changes to on (IG) and "IGNITION ON" is displayed on the multi-information display.

*A	for F SPORT Models (Movable meter ring not activated)
*B	for F SPORT Models (Movable meter ring activated)
*C	except F SPORT Models
*a	Key Indicator Display

After getting into the vehicle while carrying the electrical key transmitter sub-assembly when the power switch is off, if the brake pedal is depressed while the shift lever is in P, the key indicator is displayed on the multi-information display.

The hybrid control system will start if the power switch is pressed when the key indicator is displayed.

Changing the power source mode when the electrical key transmitter sub-assembly does not operate correctly due to wave interference or transmitter battery depletion:

Unlock the door using the built-in mechanical key and get into the vehicle while carrying the electrical key transmitter sub-assembly.
While depressing the brake pedal and facing the logo side of the electrical key transmitter sub-assembly towards the power switch, hold the electrical key transmitter sub-assembly near the power switch.

*A	for F SPORT Models
*B	except F SPORT Models
*a	"IGNITION ON" Display

A buzzer in the combination meter assembly will sound and the power source mode changes to on (IG) and "IGNITION ON" is displayed on the multi-information display.

Pressing the power switch without depressing the brake pedal turns the power source mode from on (IG) to off.

Starting the hybrid control system when the electrical key transmitter sub-assembly does not operate correctly due to wave interference or transmitter battery depletion:

Unlock the door using the built-in mechanical key and get into the vehicle while carrying the electrical key transmitter sub-assembly.
While depressing the brake pedal with the shift lever in P and facing the logo side of the electrical key transmitter sub-assembly towards the power switch, hold the electrical key transmitter sub-assembly near the power switch.

*A	for F SPORT Models (Movable meter ring not activated)
*B	for F SPORT Models (Movable meter ring activated)
*C	except F SPORT Models
*a	Key Indicator Display

A buzzer in the combination meter assembly will sound, the power source mode changes to on (IG) and the key indicator will be displayed on the multi-information display.

Press the power switch with the brake pedal depressed to start the hybrid control system.

CHECK PUSH-BUTTON START FUNCTION

Check the push-button start function:

*A	for F SPORT Models (Movable meter ring not activated)
*B	for F SPORT Models (Movable meter ring activated)
*C	except F SPORT Models
*a	Key Indicator Display

Get into the vehicle while carrying the electrical key transmitter sub-assembly with the power switch off. With the shift lever in P, check that the key indicator is displayed when the brake pedal is depressed. Check that the hybrid control system starts when the power switch is pressed after the key indicator is displayed on the multi-information display.

While the brake pedal is released and the electrical key transmitter sub-assembly is being carried, check that the power source mode changes in the following order when the power switch is pressed: off → on (ACC) → on (IG) → off.

Tip:
When the power switch is pressed with the power switch on (IG) and the shift lever not in P, the power source mode does not change to off, but changes to on (ACC).
With the shift lever in P, check that the steering lock operates when a door is opened.

Tip:
When the power switch is pressed after the vehicle is stopped, the hybrid control system stops and all the power turns off. However, if the shift lever is not in P when the power switch is pressed with the vehicle stopped, the power source mode does not change to off, but changes to on (ACC).
*a Inspection Point

Check the push-button start function operation range for the front side. Place the electrical key transmitter sub-assembly at either inspection point so that it is facing the direction shown in the illustration, and then check that the hybrid control system can be started.

Note:
Even if the electrical key transmitter sub-assembly is in a vehicle interior key detection area, the electrical key transmitter sub-assembly may not be properly detected if the electrical key transmitter sub-assembly is on the instrument panel, in the glove box or on the floor.
Tip:
- Communication may not be possible if the electrical key transmitter sub-assembly is within 0.2 m (0.656 ft.) of the shift lever.
- Perform this inspection for both inspection points.
*a Inspection Point

Check the push-button start function operation range for the rear side. Place the electrical key transmitter sub-assembly at either inspection point so that it is facing the direction shown in the illustration, and then check that the hybrid control system can be started.

Note:
Even if the electrical key transmitter sub-assembly is in a vehicle interior key detection area, the electrical key transmitter sub-assembly may not be properly detected if the electrical key transmitter sub-assembly is on the instrument panel, in the glove box or on the floor.
Tip:
- Communication may not be possible if the electrical key transmitter sub-assembly is within 0.2 m (0.656 ft.) of the center of the rear seat.
- Perform this inspection for both inspection points.

Check the key lock-in prevention function (in luggage compartment):
1. Place the electrical key transmitter sub-assembly in the luggage compartment with all doors locked. Check that: 1) closing the luggage compartment door triggers the wireless buzzer (which lasts approximately 2 seconds), and 2) pressing the luggage electrical key switch opens the luggage compartment door.
2. *a Inspection Point
  
  Inspect the key lock-in prevention detection area. Pay attention to the direction of the electrical key transmitter sub-assembly shown in the illustration. When the electrical key transmitter sub-assembly is in either of the 2 locations in the illustration, check that: 1) closing the luggage compartment door sounds the wireless buzzer, and 2) pressing the luggage electrical key switch opens the luggage compartment door.
  Note:
  In order to prevent the electrical key transmitter sub-assembly from being locked inside the vehicle, perform this inspection with the window of a door open.
  
  If the electrical key transmitter sub-assembly is in any of the following locations, the key lock-in prevention function may not operate:
  - Near the spare tire or at the edge of the luggage compartment.
  - In a metal bag or near a metal object.
3. *a 0.1 m or more (0.328 ft. or more)
  
  Inspect the key lock-in prevention detection area and the door control receiver for wave leaks. Hold the electrical key transmitter sub-assembly at the same height as the lower edge of the luggage compartment door aligning it with the center of the rear of the vehicle. Pay attention to the direction and position of the electrical key transmitter sub-assembly shown in the illustration.
  Tip:
  - When the electrical key transmitter sub-assembly is over 0.1 m (0.328 ft.) from the rear bumper, the wireless buzzer does not sound.
  - If the wireless buzzer sounds, the No. 1 indoor electrical key antenna assembly (inside luggage) may have a wave leak.
Check the key lock-in prevention function (vehicle interior).

Note:
In order to prevent the electrical key transmitter sub-assembly from being locked inside the vehicle, perform this inspection with the window of a door open.
1. Turn the power switch off.
2. Place the electrical key transmitter sub-assembly on a front or rear seat.
3. Close the door, making sure the doors are unlocked.
4. Touch a door lock sensor and check that the doors do not lock and the key lock-in prevention function buzzer (external) sounds for approximately 5 seconds.

CHECK TRANSMITTER BATTERY SAVING FUNCTION

Check the transmitter battery saving mode function:
1. Press the unlock switch of the electrical key transmitter sub-assembly twice while pressing the lock switch and check that the electrical key transmitter sub-assembly LED blinks 4 times and enters transmitter battery saving mode.
2. Check that the push-button start does not operate while in transmitter battery saving mode.
  
  Tip:
  To cancel transmitter battery saving mode, press a switch of the electrical key transmitter sub-assembly.

CHECK POWER SOURCE MODE CHANGING FUNCTION

Check the power switch.

Check that the power source mode changes according to the chart below.

Shift Position	Brake Pedal	Power Source Mode when Power Switch Pressed
P	Released	Off → on (ACC) → on (IG) → off
P	Released	On (READY) → off
P	Released	On (ACC)* → on (IG)
P	Depressed	Off → on (READY)
P	Depressed	On (ACC) → on (READY)
P	Depressed	On (IG) → on (READY)
P	Depressed	On (READY) → off
P	Depressed	On (ACC)* → on (READY)
Not P	Released	Off → on (ACC) → on (IG) (after power source mode changes to on (IG), power source mode changes between on (IG) and on (ACC) every time power switch is pressed)
Not P	Released	On (READY) → on (ACC)
Not P	Depressed	Off → on (IG)
Not P	Depressed	On (ACC) → on (IG)
Not P	Depressed	On (READY) → on (ACC)

Tip:

*: This situation is only applicable when the power source mode has changed from on (IG) to on (ACC). (Excluding an emergency stop by pressing the power switch 3 times quickly or pressing and holding the power switch for 2 seconds or more.)

KEY DIAGNOSTIC MODE (Using GTS)

Tip:

The buzzer sounds in short, repeated beeps for all items except "Overhead + Rear Room"*4. For "Overhead + Rear Room"*4, the buzzer sounds in one long, continuous beep.

Tip:

With key diagnostic mode, it is possible to check if the electrical key transmitter sub-assembly is operating properly with the selected electrical key antenna and within the selected detection area by the sounding of the wireless buzzer.
If the buzzer sounds with [CH1] displayed but not with [CH2], the electrical key transmitter sub-assembly cannot be detected by channel 2 due to a malfunction, such as wave interference.

Enter the following menus: Body Electrical / Entry&Start / Utility / Communication Check (Key Diag Mode).

Body Electrical > Entry&Start > Utility

Tester Display
Communication Check(Key Diag Mode)

Inspect the appropriate item according to the following table.

Tester Display	Inspection Item
[CH1/CH2] Overhead + Driver Side	No available
[CH1] Overhead + Driver Side
[CH2] Overhead + Driver Side
[CH1/CH2] Overhead + Passenger Side	No available
[CH1] Overhead + Passenger Side
[CH2] Overhead + Passenger Side
[CH1/CH2] Overhead + Front Room*1	No. 2 indoor electrical key antenna assembly (front floor)
[CH1] Overhead + Front Room*1
[CH2] Overhead + Front Room*1
[CH1/CH2] Overhead + Rear Room*2	Indoor electrical key antenna (rear floor)
[CH1] Overhead + Rear Room*2
[CH2] Overhead + Rear Room*2
[CH1/CH2] Overhead + Luggage	No available
[CH1] Overhead + Luggage
[CH2] Overhead + Luggage
[CH1/CH2] Luggage + Luggage (inside)*3	No. 1 indoor electrical key antenna assembly (inside luggage)
[CH1] Luggage + Luggage (inside)*3
[CH2] Luggage + Luggage (inside)*3
[CH1/CH2] Luggage + Luggage	No available
[CH1] Luggage + Luggage
[CH2] Luggage + Luggage
[CH1/CH2] Immobiliser Amp*4	Amplifier (power switch)
[CH1] Immobiliser Amp*4
[CH2] Immobiliser Amp*4

[CH1]: Channel 1 is set.
[CH2]: Channel 2 is set.
[CH1/CH2]: Channel 1 and 2 switch automatically at a specific interval*.

*: If the electrical key transmitter sub-assembly is detected with either channel 1 or 2, the buzzer sounds.

Bring the electrical key transmitter sub-assembly near the selected electrical key antenna and check that the wireless buzzer sounds.
1. *a Inspection Point
  
  *1: No. 2 indoor electrical key antenna assembly (front floor)
  
  Tip:
  Place the electrical key transmitter sub-assembly on the front seat cushion of the driver seat or front passenger seat.
2. *a Inspection Point
  
  *2: Indoor electrical key antenna (rear floor)
  
  Tip:
  Place the electrical key transmitter sub-assembly on the steering column.
3. *a Inspection Point
  
  *3: No. 1 indoor electrical key antenna assembly (inside luggage)
  
  Tip:
  Place the electrical key transmitter sub-assembly in the luggage compartment. Even if the electrical key transmitter sub-assembly is in the luggage compartment, the buzzer may not sound.
4. *4: Amplifier (power switch)
  
  Tip:
  While facing the logo side of the electrical key transmitter sub-assembly towards the power switch, hold the transmitter near the power switch.

CHECK POWER SOURCE MODE INDICATION

*A	for F SPORT Models	*B	except F SPORT Models
*C	for F SPORT Models (Movable meter ring not activated)	*D	for F SPORT Models (Movable meter ring activated)
*a	"ACCESSORY" Display	*b	"IGNITION ON" Display
*c	Key Indicator Display	-	-

Check the key indicator.

Table 1. Multi-information Display Inspection
Power Source Mode	Multi-information Display
Off (Excluding conditions in which the hybrid control system can be started)	Off
On (ACC) (Excluding conditions in which the hybrid control system can be started)	"ACCESSORY" displayed
On (IG) (Excluding conditions in which the hybrid control system can be started)	"IGNITION ON" displayed
Conditions in which hybrid control system can be started*1	Key Indicator display
Hybrid control system started	Off

Tip:

*1: Indicates the conditions in which the hybrid control system can be started by pressing the power switch while the following condition is met:

Condition

All of the following conditions are met:
- The power source mode was changed from on (IG) to off.
- Key verification is OK*2 or immobiliser is unset (power switch is on (ACC) or on (IG)).
- The power switch is not on (READY).
- The stop light switch is on.
- The shift lever is in P.

*2: When the electrical key transmitter sub-assembly is in the cabin, the ID code sent as a result of communication between the electrical key transmitter sub-assembly and certification ECU (smart key ECU assembly) and the ID code calculated by the certification ECU (smart key ECU assembly) are compared. If the ID codes match each other, the vehicle recognizes that the electrical key transmitter sub-assembly is in the cabin.

PUSH-BUTTON START OPERATION CHECK