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.

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HOMESERVICE MANUALSHYUNDAI2013GENESIS COUPE 2.0T PREMIUMREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALSTARTERBUTTON ENGINE START SYSTEMPDM (POWER DISTRIBUTION MODULE)DTC B1991: IMMOBILIZER TX SHORT CIRCUIT TO GROUNDSCANTOOL DATA ANALYSIS

2013 Hyundai Genesis Coupe 2.0T Premium

Scantool Data Analysis

2013 Hyundai Genesis Coupe 2.0T PremiumSECTION Scantool Data Analysis

Connect scantool.
IG "ON" and engine "OFF".
Select "DTC Analysis" mode.
After erase DTC, keep the vehicle condition within the "Enable Conditions" (Refer to "DTC DETECTING CONDITION CHART ").

Fig 1: Screen Display - DTC
Courtesy of HYUNDAI MOTOR CO.
Is the same DTC occurred again?
YES
- Go to "Service Data Analysis " procedure.
NO
- Fault is intermittent, caused by poor contact in PDM's connector, or was repaired and PDM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

Service Data Analysis
1. IG "OFF" and connect scantool.
2. IG "ON" and select "Current Data" menu.
3. Check the service data of SMART KEY HOLDER INSERT SIGNAL.
  Specification: ON (When the fob is inserted in the holder)
  
  Fig 2: Screen Display - Current Data
  Courtesy of HYUNDAI MOTOR CO.
4. Is the service data within specifications?
  YES
  - Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
  NO
  - Go to next inspection procedure.

RENDER: 1.0x

NO RELATED

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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.