Fitment

Compatible with Hyundai / Kia Euro 5 & Euro 6 diesel SCR (AdBlue) systems

Vehicle applications include:
Hyundai Grand Starex 2.5D (2017–2020)
Hyundai H-1 / Starex Van 2.5D (2018–2019)
Hyundai Mighty Truck 2.5D (selected models)
Hyundai light commercial diesel platforms using SCR system

Other Hyundai/Kia diesel SCR systems using 29650-4A870 / SNS0831A

FAQ

Q1: What is this NOx sensor used for?

A1: It measures nitrogen oxide (NOx) levels in diesel exhaust and sends data to the SCR (AdBlue) system to control emissions and improve fuel efficiency.

Q2: Are 29650-4A870 and SNS0831A the same part?

A2: Yes.

• 29650-4A870 = Hyundai/Kia OEM part number
• SNS0831A = supplier reference number
  They refer to the same NOx sensor used in Hyundai diesel SCR systems.

Q3: Which vehicles use this sensor?

A3: Mainly Hyundai 2.5L diesel commercial vehicles such as Grand Starex, H-1, and Mighty series with SCR (AdBlue) systems.

Q4: Where is this sensor installed?

A4: It is installed in the exhaust aftertreatment system, typically as SCR inlet or outlet NOx sensor depending on configuration.

Q5: What are common failure symptoms?

A5:

• Engine warning light
• AdBlue / SCR system fault
• NOx signal error
• Reduced engine power (limp mode)