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Error code reference

Viking Oven Error Code PROBE ERROR

The meat probe is open or shorted, or the wiring to the probe is shorted or broken.

Viking codesViking oven codes

The meat probe is open or shorted, or the wiring to the probe is shorted or broken.

First step from the service manual

Check the probe between the tip and the ring for proper resistance; check the wiring between PU1 (upper) and PL1 (lower).

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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What PROBE ERROR means on a Viking oven

The PROBE ERROR code on a Viking oven indicates that the meat probe circuit has failed in one of two ways: the probe itself is open (infinite resistance, indicating a broken internal element) or shorted (near-zero resistance, indicating internal contact between conductors). The meat probe is a temperature-sensing device inserted into food during cooking, and it communicates temperature data back to the oven control board through a dedicated wiring harness. When the control board detects that the resistance reading from the probe falls outside the expected range, it triggers this error and typically halts probe-assisted cooking functions.

The diagnostic process centers on measuring resistance between the tip and the ring contacts of the probe connector. A properly functioning probe will return a resistance value within a specific range at room temperature. A reading of zero or near-zero ohms indicates a short, while an open circuit (no continuity) indicates a broken internal element or a severed wire. Beyond the probe itself, the wiring harness connecting the probe jack to the oven control board must also be inspected, specifically the connections at PU1 for upper oven configurations and PL1 for lower oven configurations.

Common physical causes include a probe that has been damaged by high heat exposure, a probe cable that has been pinched or crimped in the oven door, or corrosion at the probe receptacle jack. The probe jack mounted in the oven cavity wall can also develop internal shorts or lose contact over time, introducing resistance faults that the control board interprets as a probe error even when the probe itself tests correctly.

Source: manufacturer service documentation.

Common causes of PROBE ERROR

  1. 01

    Damaged or failed meat probe

    Part replacement

    The probe's internal sensing element can fail due to heat stress, physical damage, or age, resulting in an open or shorted circuit. Testing resistance between the tip and ring of the probe connector will reveal a reading outside the acceptable range.

  2. 02

    Pinched or severed probe cable

    Part replacement

    The probe's cable is vulnerable to being pinched repeatedly in the oven door or against oven racks, which can break the internal conductors or cause a short. Inspect the full length of the cable for visible kinking, fraying, or burn marks.

  3. 03

    Corrosion or damage at the probe receptacle jack

    Wiring / connection

    The probe jack mounted inside the oven cavity can accumulate grease, moisture, and corrosion on its contacts, causing intermittent or permanent faults. Inspect the jack for discoloration, debris, or bent contacts and clean or replace as needed.

  4. 04

    Wiring fault in the harness to PU1 or PL1

    Wiring / connection

    The wiring between the probe jack and the control board connector, designated PU1 for upper oven and PL1 for lower oven, can develop a short or open due to heat damage or loose terminals. Check continuity along this harness and inspect connector pins for secure seating.

  5. 05

    Probe not fully seated in the receptacle

    Wiring / connection

    If the probe is not fully inserted into the oven wall jack, the circuit will appear open to the control board and trigger this error. Remove and firmly reseat the probe to rule out a simple connection issue before performing further diagnostics.

See the test procedure for each cause

Frequently asked questions about PROBE ERROR

What does PROBE ERROR mean on a Viking oven?
PROBE ERROR indicates that the oven's control board has detected a fault in the meat probe circuit. The probe may have an open or shorted internal element, or the wiring between the probe jack and the control board connectors PU1 or PL1 may be broken or shorted. The oven uses this circuit to monitor food temperature during probe-assisted cooking, and the error appears when resistance readings fall outside the expected range.
Can I still use my Viking oven if it is showing PROBE ERROR?
In most cases, yes, you can continue using the oven for standard baking and broiling functions as long as you remove the meat probe from the receptacle. The error is specific to the probe circuit, and standard oven temperature control relies on a separate sensor. However, probe-assisted cooking modes will not function until the fault is resolved.
Will resetting the oven clear the PROBE ERROR code?
A power reset by shutting off the circuit breaker for a few minutes may temporarily clear the error display, but the code will return if the underlying fault is still present. If the probe or its wiring is physically damaged, the error will reappear as soon as the oven detects the faulty circuit again. Clearing the code permanently requires repairing or replacing the defective component.
Is PROBE ERROR on a Viking oven a safety concern?
The error itself does not indicate a dangerous condition within the oven's heating or gas systems. It is isolated to the low-voltage meat probe sensing circuit. That said, a shorted probe cable that has been physically damaged by heat or pinching should be removed from the oven promptly to prevent further wiring damage inside the appliance.
How much does it cost to fix a Viking oven PROBE ERROR?
If the meat probe itself is faulty, replacement probes typically cost in the range of $30 to $80 depending on the specific Viking model. If the probe jack or internal wiring harness requires replacement, parts and professional labor can bring the total repair cost to somewhere between $100 and $300. Diagnosing the fault yourself by testing probe resistance first can help avoid unnecessary parts replacement.

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