Home› HVAC > Sensors› Standard Ignition AX506 HVAC Heater Core Temperature Sensor
Standard Ignition AX506 HVAC Heater Core Temperature SensorOE Quality 60-Day Returns
Standard Ignition AX506 HVAC Heater Core Temperature Sensor - view 1
Standard Ignition AX506 HVAC Heater Core Temperature Sensor - view 2
Standard Ignition AX506 HVAC Heater Core Temperature Sensor - view 3
Standard Ignition AX506 HVAC Heater Core Temperature Sensor - view 4
Part #: AX506

Standard Ignition AX506 HVAC Heater Core Temperature Sensor

⚙️ 174 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$50.10Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW, X1, X2, i3, 335i, 128i, 135i, 328i, 328i xDrive, 335i xDrive, 335is, M3, 323i, 335d, X3, 328xi, 335xi, 750i, 750Li, 760Li, 325i, 330i, 325Ci, 325xi, 330Ci, 330xi, 760i, 320i, 745i, 745Li, 323Ci, 323ti, 328Ci, 323is, and 328is
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all HVAC Heater Core Temperature Sensor options

Overview of Standard Ignition HVAC Heater Core Temperature Sensor AX506

The Standard Ignition HVAC Heater Core Temperature Sensor AX506 is designed to provide accurate temperature readings for the heating and cooling system in select BMW models. This sensor helps maintain optimal cabin comfort by monitoring the heater core temperature and ensuring proper HVAC system operation.

  • Compatible with a wide range of BMW models including 128i, 135i, 320i, 323Ci, 325i, 328i, 330i, 335i, 745i, i3, M3, X1, X3, and more
  • OEM-quality sensor designed to meet or exceed original equipment specifications
  • Precise temperature monitoring for efficient HVAC system performance
  • Durable construction for reliable operation under varying conditions
  • Part number AX506 for easy identification and fitment verification

Detailed Product Description

The Standard Ignition HVAC Heater Core Temperature Sensor AX506 plays a critical role in the climate control system of compatible BMW vehicles. By accurately measuring the temperature of the heater core, this sensor enables the HVAC control module to regulate the heating system effectively. This ensures that the interior temperature remains consistent and comfortable regardless of external weather conditions. The sensor is engineered to provide reliable data, contributing to the overall efficiency and longevity of the HVAC system.

Applications and Common Issues Addressed

  • Helps prevent inconsistent cabin heating or cooling
  • Resolves HVAC system errors related to temperature sensor faults
  • Addresses issues with heater core temperature fluctuations
  • Supports proper operation of automatic climate control systems
  • Reduces risk of HVAC system overheating or underperformance

Installation Notes and Tips

Installation of the Standard Ignition AX506 sensor should be performed by a qualified technician familiar with BMW HVAC systems. Ensure the vehicle is powered off and cooled down before beginning installation. Proper connector engagement and secure mounting are essential for accurate sensor readings. After installation, verify HVAC system operation and clear any diagnostic trouble codes related to the heater core temperature sensor.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet stringent quality standards, ensuring reliable performance and durability. The HVAC Heater Core Temperature Sensor AX506 undergoes rigorous testing to comply with OEM specifications. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship to provide confidence in the product's longevity.

BrandStandard Ignition
Part NumberAX506
Connector GenderFemale
Connector ShapeRectangular
Terminal GenderMale
Terminal TypePin

This part fits 174 vehicles. Search below:

YearMakeModelPositionNotes
2019BMWi3N/A
2019BMWX1N/A
2019BMWX2N/A
2018BMWi3N/A
2018BMWX1N/A
2018BMWX2N/A
2017BMWi3N/A
2017BMWX1N/A
2016BMWi3N/A
2016BMWX1N/A
2015BMWi3N/A
2015BMWX1N/A
2014BMW335iN/A
2014BMWi3N/A
2014BMWX1N/A
2013BMW128iN/A
2013BMW135iN/A
2013BMW328iN/A
2013BMW328i xDriveN/A
2013BMW335iN/A
2013BMW335i xDriveN/A
2013BMW335isN/A
2013BMWM3N/A
2013BMWX1N/A
2012BMW128iN/A
2012BMW135iN/A
2012BMW328iN/A
2012BMW328i xDriveN/A
2012BMW335iN/A
2012BMW335i xDriveN/A
2012BMW335isN/A
2012BMWM3N/A
2012BMWX1N/A
2011BMW128iN/A
2011BMW135iN/A
2011BMW323iN/A
2011BMW328iN/A
2011BMW328i xDriveN/A
2011BMW335dN/A
2011BMW335iN/A
2011BMW335i xDriveN/A
2011BMW335isN/A
2011BMWM3N/A
2011BMWX1N/A
2011BMWX3N/A
2010BMW128iN/A
2010BMW135iN/A
2010BMW323iN/A
2010BMW328iN/A
2010BMW328i xDriveN/A
2010BMW335dN/A
2010BMW335iN/A
2010BMW335i xDriveN/A
2010BMWM3N/A
2010BMWX1N/A
2010BMWX3N/A
2009BMW128iN/A
2009BMW135iN/A
2009BMW323iN/A
2009BMW328iN/A
2009BMW328i xDriveN/A
2009BMW335dN/A
2009BMW335iN/A
2009BMW335i xDriveN/A
2009BMWM3N/A
2009BMWX3N/A
2008BMW128iN/A
2008BMW135iN/A
2008BMW323iN/A
2008BMW328iN/A
2008BMW328xiN/A
2008BMW335iN/A
2008BMW335xiN/A
2008BMW750iN/A
2008BMW750LiN/A
2008BMW760LiN/A
2008BMWM3N/A
2008BMWX3N/A
2007BMW323iN/A
2007BMW325iN/A
2007BMW328iN/A
2007BMW328xiN/A
2007BMW330iN/A
2007BMW335iN/A
2007BMW335xiN/A
2007BMW750iN/A
2007BMW750LiN/A
2007BMW760LiN/A
2007BMWX3N/A
2006BMW323iN/A
2006BMW325CiN/A
2006BMW325iN/A
2006BMW325xiN/A
2006BMW330CiN/A
2006BMW330iN/A
2006BMW330xiN/A
2006BMW750iN/A
2006BMW750LiN/A
2006BMW760iN/A
2006BMW760LiN/A
2006BMWM3N/A
2006BMWX3N/A
2005BMW320iN/A
2005BMW325CiN/A
2005BMW325iN/A
2005BMW325xiN/A
2005BMW330CiN/A
2005BMW330iN/A
2005BMW330xiN/A
2005BMW745iN/A
2005BMW745LiN/A
2005BMW760iN/A
2005BMW760LiN/A
2005BMWM3N/A
2005BMWX3N/A
2004BMW320iN/A
2004BMW325CiN/A
2004BMW325iN/A
2004BMW325xiN/A
2004BMW330CiN/A
2004BMW330iN/A
2004BMW330xiN/A
2004BMW745iN/A
2004BMW745LiN/A
2004BMW760iN/A
2004BMW760LiN/A
2004BMWM3N/A
2004BMWX3N/A
2003BMW320iN/A
2003BMW325CiN/A
2003BMW325iN/A
2003BMW325xiN/A
2003BMW330CiN/A
2003BMW330iN/A
2003BMW330xiN/A
2003BMW745iN/A
2003BMW745LiN/A
2003BMW760LiN/A
2003BMWM3N/A
2002BMW320iN/A
2002BMW325CiN/A
2002BMW325iN/A
2002BMW325xiN/A
2002BMW330CiN/A
2002BMW330iN/A
2002BMW330xiN/A
2002BMW745iN/A
2002BMW745LiN/A
2002BMWM3N/A
2001BMW320iN/A
2001BMW323iN/A
2001BMW325CiN/A
2001BMW325iN/A
2001BMW325xiN/A
2001BMW330CiN/A
2001BMW330xiN/A
2001BMWM3N/A
2000BMW323CiN/A
2000BMW323iN/A
2000BMW323tiN/A
2000BMW328CiN/A
2000BMW328iN/A
1999BMW323iN/A
1999BMW323isN/A
1999BMW323tiN/A
1999BMW328iN/A
1999BMW328isN/A
1998BMW323iN/A
1998BMW323isN/A
1998BMW328iN/A
1998BMW328isN/A
1997BMW323iN/A
1997BMW328iN/A
1997BMW328isN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

5S131196411693001576569ATSA135TS57633V20-72-0103WT5942

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

Related Articles