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Hyundai Equus: Telemetics Unit (TMU) Components and Components Location
| Component |

| Connector Pin Information |
| No. | Description | No. | Description |
| 1 | Ground | 17 | Battery 2 |
| 2 | Ground | 18 | Battery 1 |
| 3 | - | 19 | IGN 1 |
| 4 | Keypad ground | 20 | ACC |
| 5 | MIC output - | 21 | Airbag |
| 6 | MIC output + | 22 | Keypad input |
| 7 | - | 23 | - |
| 8 | RS422 shield | 24 | MIC shield |
| 9 | RS422 Rx - | 25 | RS422 Tx - |
| 10 | RS422 Rx + | 26 | RS422 Tx + |
| 11 | - | 27 | - |
| 12 | C CAN - | 28 | MIC input |
| 13 | C CAN + | 29 | MIC ground |
| 14 | - | 30 | - |
| 15 | Audio output - | 31 | M CAN - |
| 16 | Audio output + | 32 | M CAN + |
Description and Operation
Telemetics Unit (TMU) Repair proceduresTrunk Lid Back Panel Repair procedures
Replacement
•
Put on gloves to protect your hands.
•
When prying with a flat-tip screwdriver, wrap it with
protective tape, and apply p ...
Checking the coolant level
WARNING Removing radiator cap
Never attempt to remove the radiator cap while the engine is operating
or hot. Doing so might lead to cooling system and engine damage and could result
in ser ...
Power Trunk Module Drive Unit Repair procedures
Removal
•
When removing and installing the trunk lid, an assistant is necessary.
•
Take care not to be closed the trunk when removing the push rod.
•
Wear ...