Repair procedures: Inspection: Notes

Check point (Warning indicator)

NO	Color	Name	Signal Input	Signal Control (Unit/Sensor)	Check Point
1	Green	Turn Left	C-CAN	BCM	1. CAN line failure
2	Green	Turn Right	C-CAN	BCM	1. CAN line failure
3	Green	Front Fog	C-CAN	BCM	1. CAN line failure
4	Blue	High Beam	C-CAN	BCM	1. CAN line failure
5	Green	Low Beam	C-CAN	BCM	1. CAN Line failure
6	Green	Tail Lamp	C-CAN	BCM	1. CAN Line failure
7	Green	Cruise	C-CAN	EMS	1. CAN line failure
8	Green	SET	C-CAN	EMS	1. CAN line failure
9	Red	Seat Belt	C-CAN	BCM	1. CAN line failure
10	Red	Air Bag	C-CAN	ACU	1. CAN line failure
11	Yellow	Trunk Open	C-CAN	BCM	1. CAN line failure
12	Red	Door Open	C-CAN	BCM	1. CAN line failure
13	Red	High Temperature	C-CAN	EMS	1. CAN line failure
14	Yellow	Immobilizer	C-CAN	SMK	1. CAN line failure
15	Yellow	ABS	C-CAN	ESC	1. CAN line failure
16	Yellow	EPB	C-CAN	EPB	1. CAN line failure
17	Yellow	ESC	C-CAN	ESC	1. CAN line failure
18	Yellow	ESC OFF	C-CAN	ESC	1. CAN line failure
19	Yellow	TPMS (Tread & Fail)	C-CAN	TPMS	1. CAN line failure
20	Yellow	Fuel	Low Hardwire	Fuel Sender	Fuel sender failure Wiring failure
21	Red	Parking Brake	C-CAN	BCM TCS EPB	CAN line failure
22	Yellow	Oil Pressure	Hardwire	Oil Pressure Sensor	1. Wiring failure
23	Red	Battery Charge	Hardwire	Battery Sensor	1. Wiring failure
24	Yellow	Check Engine	C-CAN	EMS	1. CAN line failure
25	Yellow	Low Washer	Hardwire	Water Level Sensor	1. Wiring failure
26	Green	AUTOHOLD (Green)	C-CAN	ESC	1. CAN line failure
	Yellow	AUTOHOLD (Yellow)	C-CAN	ESC	1. CAN line failure
	White	AUTOHOLD (White)	C-CAN	ESC	1. CAN line failure
27	Green White Yellow	LDWS	C-CAN	LDWS	1. CAN line failure
28	Green	Active ECO	Hardwire	ECO ON/OFF Switch	Switch failure Wiring failure
29	Yellow	4WD Diagnosis	C-CAN	4WD Unit	4WD unit failure CAN line failure
30	Yellow	4WD LOCK	C-CAN	4WD ECU	4WD ECU failure CAN line failure
31	Yellow	Glow	C-CAN	Glow Plug	Glow plug failure CAN line failure
32	Red	EPS	C-CAN	EPS Unit	EPS unit failure CAN line failure
33	Red	Water Separator	C-CAN	Fuel filter water separator sensor	Water separator sensor failure CAN line failure
34	Green Yellow	DBC	C-CAN	TCU	TCU failure CAN line failure

Check point (Gauge)

No.	Name	Signal Input	Signal Control (Unit/Sensor)	Check Point
1	Speedometer	C-CAN	TCU, ABS	1. CAN Line failure
2	Tachometer	C-CAN	EMS	1. CAN Line failure
3	Cooling water temperature	C-CAN	EMS	1. CAN Line failure
4	Fuel	Hardwire	Fuel sender	Fuel sender failure Wiring failure

Connector terminal check list

No.	Description	Input/Output	Communication	Check Point
No.	Description	Input/Output	Communication	Spec	Condition
A1	-
A2	Illumination out put	Output	Hardwire	9 ~ 16 V	IGN switch ON Illumination (+) switch ON
A3	Rheostat down switch	Input	Hardwire	Below 2V	IGN switch ON Rheostat down switch ON
A4	Rheostat up switch	Input	Hardwire	Below 2V	IGN switch ON
A4	Rheostat up switch	Input	Hardwire	Below 2V	Rheostat up switch ON
A5	AT N position out put	Output	Hardwire	7 ~ 15 V	IGN switch ON
A6	Oil pressure indicator	Input	Hardwire	Below 1.5V	IGN switch ON Oil pressure switch ON
A7	Low washer indicator	Input	Hardwire	Below 1.5V	IGN switch ON Washer fluid switch ON
A8	Charge indicator	Input	Hardwire	Below 1.5V	IGN switch ON Charge switch ON
A9	AT D position out put	Output	Hardwire	7 ~ 15V	IGN switch ON
A10	Illumination +	Input	Hardwire	Above 6 V	IGN switch ON Illumination (+) switch ON
A11	-
A12	Active ECO	Input	Hardwire	Below 1.5V	IGN switch ON
A13	Heated steering indicator	Input	Hardwire	Above 6 V	IGN switch ON Heated steering switch ON
A14	Fuel low indicator	Input	Hardwire	Below 1.1 V	IGN switch ON Fuel Full
A14	Fuel low indicator	Input	Hardwire	Above 10.7V	IGN switch ON Fuel Empty
A15	Detent out put	Output	Hardwire	9 ~ 16 V	IGN switch ON Rheostat MAX
A16	Fuel ground	Input	Hardwire	Below 1V	Always
A17	Water separator indicator	Input	Hardwire	Below 1.5V	IGN switch ON
A18	Speaker -	Output	Hardwire	2.7 ~ 5.5 V	IGN switch ON
A19	Speaker +	Output	Hardwire	2.7 ~ 5.5 V	IGN switch ON
A20	Air Bag +	Input	Hardwire	9 ~ 16 V	IGN switch ON
A21	-
A22	-
A23	4P output	Output	Hardwire	9 ~ 16 V	IGN switch ON Vehicle speed 1 km/h excess
A24	Immobilizer indicator	Input	Hardwire/CAN	Below 1.5V	IGN switch ON
A25	AT S output	Output	Hardwire	7 ~ 15 V	IGN switch ON
A26	AT R position out put	Output	Hardwire	7 ~ 15 V	IGN switch ON
A27	AT P position out put	Output	Hardwire	7 ~ 15 V	IGN switch ON
A28	-
A29	-
A30	MM CAN High	Input	CAN	-	-
A31	MM CAN Low	Input	CAN	-	-
A32	C CAN High	Input	CAN	-	-
A33	C CAN Low	Input	CAN	-	-
A34	Trip switch 1	Input	Hardwire	0.7 ~ 4.4 V	IGN switch ON
A35	Trip switch 2	Input	Hardwire	0.7 ~ 4.4 V	IGN switch ON
A36	Trip switch ground	Input	Hardwire	Below 1V	Switch ground input
A37	Signal ground	Input	Hardwire	Below 1V	Switch ground input
A38	MT R position input	Input	CAN	9 ~ 16 V	IGN switch ON
A39	IGN +	Input	Hardwire	9 ~ 16 V	IGN switch ON
A40	Batter y +	Input	Hardwire	9 ~ 16 V	Always

Communication information

Transmission Unit	Receive Unit	CAN communication	Reference
Cluster	BCM	C-CAN	Refuel detected state
			Instant fuel consumption information
			Low fuel warning information
			Vehicle setting condition
			Illumination setting
Cluster	EMS	C-CAN MM-CAN	SPORT/ECO Mode
	TCU
	ECS
	ESP
	AVN
Cluster	SCC	C-CAN	Vehicle speed
Cluster	ACU	C-CAN	Airbag state
ACU	Cluster	CAN	Airbag warning indicator control
BCM	Cluster	CAN	Hood indicator display
DATC	Cluster	CAN	External temperature display
ECS	Cluster	CAN	Warning control
EMS	Cluster	CAN	Tachometer control
			Temperature gauge control
			Check engine symbol, CRUISE and SET indicator control
EPB	Cluster	CAN	EPB indicator, Parking brake indicator control
EPB	Cluster	CAN	Sound control
ESC	Cluster	CAN	-
BCM	Cluster	CAN	Vehicle setting control
BCM	Cluster	CAN	Warning indicator and warning sound, PAS control
LDWS	Cluster	CAN	LDWS warning indicator, massage display and steering angle display
SAS	Cluster	CAN
SMK	Cluster	CAN	Smart key indicator display
TCS	Cluster	CAN	ESC OFF switch condition display
			SCC turn stop lamp on/off
			Warning indicator display
TCU	Cluster	CAN	AT gear information display
			Speed input
			SBW indicator
TPMS	Cluster	CAN	TPMS indicator

Other cluster check list
1. UMS Setting Mode
  There are items (for example Two Turn Unlock, Auto Door Dock/Unlock, In/Out Seat Synchronization, Door Lock Sound, Head Lamp Escort, One Touch Triple Turn, Welcome Light, and Content Setup) that can be set and customized
  
  Fig 1: B CAN Block Diagram
  Courtesy of HYUNDAI MOTOR AMERICA
2. UMS Setting Procedure
  1. Module setting
    1. UMS settings are sent to BCM →
    2. Settings are sent via BCM B_CAN the relevant module →
    3. When the module setting is completed, the current settings are sent to BCM →
    4. The final settings are sent via BCM C-CAN to the dashboard.