Hyundai Tucson: Smart Key System / Smart Key Unit Components and Components Location
| Components (1) |
| No. | Connector A | Connector B | Connector C |
| 1 | V_BAT load | C_CAN Low | SSB illumination ground |
| 2 | - | C_CAN High | Immo indicator |
| 3 | Power ground1 | - | - |
| 4 | IGN1 | Stop lamp fuse | Interior antenna #2 power |
| 5 | IGN1 relay | Brake switch | Interior antenna #1 power |
| 6 | ACC | Immobilizer antenna power | - |
| 7 | IGN2 | - | - |
| 8 | SSB switch2 | Wheel speed | Interior antenna #3 power |
| 9 | - | Driver toggle button | Bumper antenna power |
| 10 | - | - | Passenger side antenna power |
| 11 | - | External buzzer | Driver side antenna power |
| 12 | B_CAN High | P position/ Clutch switch | SSB LED IGN |
| 13 | B_CAN Low | Start feedback | SSB illumination power |
| 14 | V_BAT CPU | Immobilizer antenna ground | - |
| 15 | - | - | Interior antenna #2 ground |
| 16 | Power ground2 | SSB LED ACC | Interior antenna #1 ground |
| 17 | Starter relay | x | - |
| 18 | IGN2 relay | - | |
| 19 | ACC relay | Interior antenna #3 power | |
| 20 | - | Bumper antenna ground | |
| 21 | - | Passenger side antenna ground | |
| 22 | - | Driver side antenna ground | |
| 23 | RPM | x | |
| 24 | EMS COM | ||
| 25 | SSB switch1 | ||
| 26 | Assistant toggle button |
Smart Key Repair procedures
Smart Key
Smart Key Code Saving
1.
Connect the DLC cable of GDS to the data link connector (16 pins) in driver side crash pad lower panel, turn the power on GDS.
2.
Select the vehicle model a ...
Smart Key Unit Schematic Diagrams
Circuit Diagram
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Other information:
Hyundai Tucson (LM) 2010-2015 Service Manual: Engine Control Module (ECM) Repair procedures
Removal
When replacing the ECM, the vehicle equipped with the immobilizer must be performed procedure as below.
[In the case of installing used ECM]
1) Perform "ECM Neutral mode" procedure with GDS.
(Refer to Body Electrical System - "Immobilizer system")
2) After finis ...
Hyundai Tucson (LM) 2010-2015 Owners Manual: 3. Exhaust emission control system
The Exhaust Emission Control System is a highly effective system which controls
exhaust emissions while maintaining good vehicle performance.
When the engine starts or fails to start, excessive attempts to restart the engine
may cause damage to the emission system.
Vehicle modifications
Th ...
