Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
PDM Diagnosis With GDS
- It will be able to diagnose defects of Smart key with GDS quickly. GDS can operates actuator forcefully, input/output value monitoring and self diagnosis.
- Select model and "IPM" menu if you want to check PDM.
- Select "PDM" in the menu.
- Select Input/output monitoring", if you want to check current data of PDM. It provides the input/output status of each module.
- If you want to check PDM data operation forcefully, select "Actuation test".
Input/output Current Data
| NO | Description | Unit |
|---|---|---|
| 1 | Load Battery Voltage | V |
| 2 | Abs Speed Sensor(main) | Km/h |
| 3 | Start Stop Button SW | OFF/ON |
| 4 | ACC input | OFF/ON |
| 5 | IGN1 Input | OFF/ON |
| 6 | IGN2 Input | OFF/ON |
| 7 | Fob In Switch | RELEASE/INSERT |
| 8 | Start Relay Monitoring Input | |
| 9 | SSB Ember LED Output | OFF/ON |
| 10 | SSB Blue LED Output | OFF/ON |
| 11 | Fob Holder Illumination Output | OFF/ON |
| 12 | SSB Illumination Output | OFF/ON |
| 13 | ACC Relay Output | OFF/ON |
| 14 | IGN1 Relay Output | OFF/ON |
| 15 | IGN2 Relay Output | OFF/ON |
| 16 | Start Relay S1 Output | OFF/ON |
| 17 | ESCL Battery Output | OFF/ON |
| 18 | ESCL GND Output | OFF/ON |
| 19 | CPU Battery Voltage | V |
| 20 | Engine Speed | DATA*1.0 |
| 21 | ACC Relay SCB | OFF/ON |
| 22 | IGN1 Relay SCB | OFF/ON |
| 23 | IGN2 Relay SCB | OFF/ON |
| 24 | Start Relay SCB | OFF/ON |
| 25 | SCC Relay Open | OFF/ON |
| 26 | IGN1 Relay Open | OFF/ON |
| 27 | IGN2 Relay Open | OFF/ON |
| 28 | ACC Output SCB | OFF/ON |
| 29 | IGN1 Output SCB | OFF/ON |
| 30 | IGN2 Output SCB | OFF/ON |
| 31 | Start Output SCB | OFF/ON |
| 32 | ACC Output SCG | OFF/ON |
| 33 | IGN1 Output SCG | OFF/ON |
| 34 | IGN2 Output SCG | OFF/ON |
| 35 | Start Output SCG | OFF/ON |
Actuation Test
| No. | Description |
|---|---|
| 1 | SSB Ember LED |
| 2 | SSB Blue LED |
| 3 | Fob Holder Illumination |
| 4 | SSB Illumination |
| 5 | ACC Output |
| 6 | ING1 Output |
| 7 | ING2 Output |
| 8 | Start Output |
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
No obligation. See pricing before you book.