BOSCH / WALL OVEN/ERROR CODE/ 5 MIN READ
Bosch wall oven E100C error code
Thermistor discontinuity ER4 Oven thermistor short circuit detected →. Thermistor discontinuity ER4 Oven thermistor short circuit detected →
WHAT THE CODE MEANS
Thermistor discontinuity ER4 Oven thermistor short circuit detected →
Thermistor discontinuity ER4 Oven thermistor short circuit detected →
SAFE CHECKS — IN ORDER
How to diagnose Bosch E100C yourself
Walk these checks in order before scheduling service. They isolate the most common causes safely without requiring tools or part replacements.
- 1Power-cycle the appliance: unplug for 60 seconds, then plug back in and re-test.
- 2Inspect any visible wiring near the area indicated by the code (check the service manual for component locations).
- 3Confirm the door, lid, or latch is fully closed and the safety switch is making contact.
- 4Check that hoses, drains, and inlet filters are clear of obstructions and lint or mineral buildup.
- 5If the code clears briefly but returns, log the cycle/conditions where it appears for the technician.
REPAIR COST
How much does Bosch wall oven E100C repair cost?
The diagnostic visit costs $75–$95, and that fee goes toward your repair. Most Bosch wall oven repairs in South Florida run between $180 and $450 with parts included. You get a written flat-rate quote before any work starts, so the price cannot change mid-job.
| Service | Typical price |
|---|---|
| Diagnostic visit (applied toward the repair) | $75–$95 |
| Wall Oven repair — parts + labor | $180 and $450 |
| Return visit under the 90-day warranty | $0 |
Two things are worth knowing before you book. Any repair that opens the sealed refrigerant system must be done by an EPA Section 608 certified technician — all Express Xpert techs carry that certification. And if your wall oven is 12+ years old, compare the quote against an ENERGY STAR replacement — we tell you honestly when replacing beats repairing. Full pricing lives on our oven repair page.
SPEED
How fast can a technician fix the E100C code?
Same-day in most of Miami-Dade, Broward, and Palm Beach. Call (888) 822-7754 and mention the E100C code — knowing the code before the visit means the technician can bring the parts that fault usually needs. We answer 24/7, including weekends and holidays.
RELATED CODES
Other Bosch wall oven codes
FAQ
Frequently asked questions
What does the E100C error code mean on a Bosch wall oven?▾
Thermistor discontinuity ER4 Oven thermistor short circuit detected →
Can I clear the E100C code myself?▾
In many cases yes — start with the safe checks listed above before resetting the appliance. Call for service if E100C comes back after a reset, the safe checks above don't isolate the cause, or the appliance is leaking, smoking, or tripping a breaker.
How much does it cost to fix a Bosch wall oven showing E100C?▾
Most Bosch wall oven repairs in South Florida run between $180 and $450 including parts. The exact cost depends on which component is faulty. Express Xpert provides a written flat-rate quote before any work starts.
Can I get same-day Bosch wall oven repair for the E100C code?▾
Yes. Express Xpert runs same-day Bosch wall oven repair across Miami-Dade, Broward, and Palm Beach counties, 24/7. Call (888) 822-7754 and tell us the E100C code — the technician arrives with the parts that code usually needs. Every repair is backed by a 90-day warranty.
SAME-DAY REPAIR
Still seeing E100C after the safe checks?
If the code returns after a reset or the safe checks above don't resolve the issue, the appliance likely needs internal testing. Express Xpert services Miami-Dade, Broward, and Palm Beach with same-day wall oven repair.