How to Repair Shift Shock,Brake,Airbag Indicator On.

How to Repair Shift Shock,Brake,Airbag Indicator On.

How to Repair Shift Shock,Brake,Airbag Indicator On.

Model: Hyundai Sonata YF

Year of Model: 2011

Fuel: Gasoline

Displacement: 2400cc

How to Repair Shift Shock,Brake,Airbag Indicator On.

1) Study Guide and Condition

• Study Engine pre start not functioning.
  = If the Smart Key will not put to PIC holder  the starting system totally black out.
• Study Automatic Transmission Shift Shock.
• Study Shift Lever Solenoid Malfunctioning.
• Study Airbag Indicator Always On.
• Foot Brake Indicator Always On.
• Study GDS Communication fail.

2) Study Guide and Cause

1. Study If the Smart Key will not put to PIC holder  the starting system totally black out Due to the RF receiver fuse loose contact. 
2. Study GDS Communication fail, Airbag, Foot Brake, ESP Indicator Lights On Due to Airbag Module Terminal Ground. poor contact to body.

3) Study Guide and Trouble Diagnosis

1. Study Check with the GDS but fail. Since the engine not cracking if the smart key will not put to PIC Holder first option to think is to check the fuses.OK
2. Study Check with Good Smart Key Module and PDM(Power Distribution Module. But Still the same.
3. Study Check the RF receiver battery + terminal = No power. i will go to the socket connector but ok for the 2nd time check again the RF fuse ,found out that there is poor contact. Repair so the starting system problem now OK.
4. Study 2nd problem is GDS commutation fail,indicator light on.i will go first to air bag usually i have the same trouble before that’s why i will try with good Airbag module but the problem still occurs i will  make another ground from the airbag. The indicator suddenly lights off.so the ground terminal has poor in contact,clean and retighten the ground bolt.

4) Study Guide and Repair

1. Repair all parts that causes trouble.