Bosch HGI8056UC 800 Series 30 in Gas Slide-In Range E012 Error Fix: Oven Temperature Sensor Shorted

Error code E012 on the Bosch HGI8056UC 800 Series 30 in Gas Slide-In Range means: Oven Temperature Sensor Shorted. The oven cavity temperature sensor has a shorted circuit. The sensor resistance is reading near zero ohms. Check the sensor wire insulation — heat damage can cause the wires to touch, creating a short. Look for pinched wires where the sensor harness passes through the oven cavity wall. Measure sensor resistance — if near zero, replace the sensor. Also check for moisture in the sensor connector, which can cause a temporary short.

The most successful fix is "Replace Oven Temperature Sensor Assembly" (medium difficulty, ~45 minutes). Estimated DIY cost: $15-$25. HomeMD has 2 community-ranked fixes for this error.

This error is rated high severity. You should address it promptly — continued use could cause damage or safety concerns.

Yes — the top-ranked community fix ("Replace Oven Temperature Sensor Assembly") is rated medium difficulty and takes about 45 minutes. Tools needed: T20 Torx screwdriver, Multimeter.

DIY cost: $15-$25. Professional repair typically costs $120-$180. Many homeowners save money by trying the top-ranked community fix first.

The Bosch HGI8056UC 800 Series 30 in Gas Slide-In Range has 8 other known error codes, including: E011 (Oven Temperature Sensor Open), E013 (Oven Maximum Temperature Exceeded), E015 (Door Lock Fault — Self-Clean), E016 (Door Lock Timeout), E020 (Gas Igniter Failure — Bake), and 3 more.

Error code E012 also appears on 9 other Bosch models: HBL5451UC 500 Series 30 in Single Wall Oven, HBL8451UC 800 Series 30 in Single Convection Wall Oven, HBL8651UC 800 Series 30 in Double Convection Wall Oven, HBN5451UC 500 Series 27 in Single Wall Oven, HBN8651UC 800 Series 30 in Single Wall Oven, HDI8056U 800 Series 30 in Induction Slide-In Range, and 3 more. The fix may vary by model, so check each model's specific page for tailored repair steps.