Hyundai GENESIS COUPE BK 2010 Manual page 3237

Fig.1) IMMO_CLOCK & IMMO_DATA signal waveform
Scantool Data Analysis
1. Connect GDS.
2. IG "ON" and engine "OFF".
3. Select "DTC Analysis" mode.
4. After erase DTC, keep the vehicle condition within "the enable conditions" (Refer to "DTC Detecting Condition" table).
5. Is the same DTC occurred again?
▶ Go to next procedure.
▶ 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.