Skip to main content
Error code reference
Bosch Range Error Code F34
Warming drawer sensor shorted, detected during cook or when warming drawer is active.
SourceBosch Range - Training Manual: FSR, FSR3, SIR Modelsp. 72
Diagnostic procedure
The full F34 procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Verify connector at P9 on relay board is secure, check resistance at connector to chassis for open circuit, confirm resistance at connector is approx. 1100 ohms at room temp, and verify routing of sensor wires away from L1/L2 power leads.
SourceBosch & Siemens Ranges - Service Manual: Fault Code GuidePage 3/12
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
Unlock F34 procedure $9.95
Or subscribe: $29/month for all codes plus Max diagnostics, with 70 Max messages a day. Plus applicable tax.
Where this code is documented
2 manuals in the MyPros+ library document this code for Bosch range.
Models covered by the manuals that document this code
- HD2525U
- HD2528U
- HDI7032U/01
- HDI7032U/02
- HDI7032U/03
- HDI7032U/04
- HDI7032U/05
- HDI7032U/06
- HDI7052U/01
- HDI7132U/01
- HDI7132U/02
- HDI7132U/03
- HDI7132U/05
- HDI7152U/01
- HDI7282C/U
- HDI7282U
- HDI7282U/01
- HDI7282U/02
- HDI7282U/03
- HDI7282U/04
- HDI7282U/05
- HDI7282U/06
- HDI7282U/07
- HDI7282U/08
More models are covered than are listed here.
75,000+ service documents · 20,000+ error codes · 100+ brands
Get Started$29/month · Cancel anytime · Or $9.95 3-day pass · Plus applicable tax