Kia Cee'd: Smart Parking Assist System (SPAS) / Description and operation

Kia Cee'd JD Service Manual / Body Electrical System / Smart Parking Assist System (SPAS) / Description and operation

Description

Operation procedure (Serial/parallel parking)

1.	Select the parking mode during checking the message on the instrument panel through operating the parking direction sub system switch (A). Voice information: Select the parking mode. Pay attention to the surrounded obstacles.

2.	Search the parking lot during forwarding through the sensor on the side front of the vehicle (1 sensor is installed on each side)

3.	Attract to put the reverse gear (R ) when the parking space is found

4.	The steering wheel is operated when it is changed to reverse gear after stopping

5.	Change the gear according to the message on the instrument panel and voice information when the changing the gear to forwards/backwards is requested during steering. (Creation of beep sound: 150ms)

6.	The system is completed normally after marking the statement of completion and creating the beep sound. The driver shall finish to park the car by steering the wheel and moving the vehicle. (Creation of beeping sound: 600ms)

Operation procedure (Exit Mode)

System Components

Switch

(1)	PAS switch (A) : PAS switch is to enable or disable the warning function of PAS function.

(2)	SPAS switch (A) : SPAS switch choose the parking mode.

(3)

LED indicator

Item	Condition	Description
PAS	ON	PAS is operating
	OFF	PAS is not operating
	Blink	System is under diagnosis or failure
SPAS	ON	SPAS is operating
	OFF	SPAS is not operating
	Blink	System is coding error or failure or under diagnosis

(4)

Main features

–	The function of PAS automatic ON is applied during gear change to R

–	The function of PAS automatic ON is applied during SPAS switch is ON.

–	Only PAS is OFF when PAS switch is pressed during SPAS and PAS operation in the parking search mode.

–	Both of SPAS and PAS are OFF when PAS switch is pressed during SPAS and PAS operation in wheel steering mode.

–	SPAS and PAS are OFF and PAS is operated continuously when SPAS is pressed during operation.

(5)

Select the parking mode

–	Priority in mode selection (Europe LHD) : Parallely right → Parallely left→ Straightly to the right → Straightly to the left → OFF

–	SPAS mode is changed to OFF when parking mode selection switch is pressed more than 1.5 seconds.

–	The parking mode is selectable only in D & N (If vehicle speed over 5kph once) mode.

–	The gear position where the parking mode is not selectable: P, R.

Warning sound from the instrument panel

(1)	The information related to the SPAS is displayed on the instrument panel during SPAS operation and PAS is displayed after finishing SPAS. ※ PAS is displayed after 4 seconds when SPAS system is released during SPAS operation and after 2 seconds after failure.

(2)

The position of obstacles is displayed on the instrument panel when only PAS is operated.

–	3 sectors for front and rear side are displayed respectively.

–

The alarming stage depending on the distance in each sector is displayed.

Distance from object		Warning indicator		Warning sound	Indicator display
Distance from object		When driving forward	When driving rearward	Warning sound	Indicator display
100cm ~ 61cm	Front		-	Buzzer beeps intermittently	Lighting
120cm ~ 61cm	Rear	-		Buzzer beeps intermittently
60cm ~ 31cm	Front			Buzzer beeps frequently
60cm ~ 31cm	Rear	-		Buzzer beeps frequently
30cm less than	Front			Buzzer sounds continously
30cm less than	Rear	-		Buzzer sounds continously

–

When shifting the gear to the R (Reverse) position.

Condition	Warning indicator	Indicator display
Sensor fault		Blinking

Alarming sound control

(1)

How to transmit the SPAS system alarming : Transmitting by using the cluster sound source chip

–	The cluster is controlled by using CAN communication in SPAS ECU.

–	Type of sound color: Realization of sound color in 3 frequency range (Front alarming, rear alarming and beep sound alarming)

–	The continuous alarming pattern is applied for the front and rear alarming.

(2)

Priority in order of front alarming/rear alarming/parking alarming/failure alarming

a.	1st priority : Beeping sound

–	The 1st : Failure alarming

–	The 2nd: Parking alarming

b.	2nd priority : Alarming sound depending on the distance

–	High level alarming sound has the priority out of the front and rear alarming

–	Rear alarming has the priority when the front and rear alarms are same level.

c.	Only one state is transmitted out of the beeping sound, front alarming and rear alarming according to the priority and the concurrent transmitting is not made.

(3)

Specification of transmitting the beeping sound for parking

Item

Warning sound conditions

Signal waveform

Beeping sound
(One time creation for each event)

SPAS/PAS Fault condition

–	Switch ON : T0 = 0ms

–	Shift to R : T0 = 500ms

–	When a fault occurs during SPAS/PAS operation : T0 = 0ms

T0(0 or 500ms), T1,T2(50ms),T3(500ms),T4(1500ms)

Shift to R

T0=500ms, Ton=300ms, Toff=100ms

SPAS parking complete

Ton=600ms, Toff=100ms

In case of displaying the message
"Shift to D" or "Shift to R" during SPAS operation.

Ton=200ms, Toff=100ms

In case of displaying the message
"Space found" during SPAS operation.

Ton=150ms, Toff=100ms

In case of displaying the message
"SPAS canceled" during SPAS operation.

Ton=600ms, Toff=100ms

(4)

Specification of controlling the front/rear alarming sound

Item	Warning sound conditions	Signal waveform	Remarks
Front alarming	OFF (No alarming state)	-	Continuous transmitting of corresponding CAN value during creation of each event(SPAS responding information)
	The 1st alarming (Long distance)	Ton =50ms, Toff=290ms
	The 2nd alarming	Ton =50ms, Toff=120ms
	The 3rd alarming (Short distance)
Rear alarming	OFF (No alarming state)	-
	The 1st alarming (Long distance)	Ton =50ms, Toff=290ms
	The 2nd alarming	Ton =50ms, Toff=120ms
	The 3rd alarming (Short distance)

Schematic diagrams

Block Diagram Circuit Diagram ...

Smart Parking Assist System Unit Components and components location

Component ...

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