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TuningBot DTC Database · v4.37.15

P1116 VAG - Diagnostic Trouble Code (2 interpretations)

Manufacturer-specific interpretation for VAG. All interpretations of P1116

P · PowertrainEmissionsOBD2

What P1116 means

P1116
Heated oxygen sensor (HO2S) 1, Bank 1 - heater open circuit VAG · emissions Data confidence 62%

The control module detected an interruption (open circuit) in the Heated oxygen sensor (HO2S) 1, Bank 1 - heater circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Wiring open circuit
  • HO2S
Applies to Audi
P1116
Oxygen (Lambda) Sensor Heating Bank 1 Sensor 1: Open Circuit VAG · emissions Data confidence 84%

The control module detected an interruption (open circuit) in the Oxygen (Lambda) Sensor Heating Bank 1 Sensor 1 circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 17524. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).

Symptoms

Malfunction Indicator Light (MIL) ON

Possible causes

  • Fuse(s) faulty
  • Oxygen (Lambda) Sensor (G39) / Oxygen (Lambda) Sensor Heating (Z19) faulty

Recommended checks

  • Check Fuse(s)
  • Check/Replace Oxygen (Lambda) Sensor (G39) / Oxygen (Lambda) Sensor Heating (Z19)
Applies to Volkswagen

Related and nearby codes

How to read P1116

P

Powertrain: engine, transmission and driveline systems.

1

Manufacturer-defined range: the meaning can differ between brands.

116

Specific fault index within the subsystem.

Frequently asked questions about P1116

What does P1116 mean?

Diagnostic Trouble Code (2 interpretations). The control module detected an interruption (open circuit) in the Heated oxygen sensor (HO2S) 1, Bank 1 - heater circuit, so the expected electrical continuity was not present. This is the manufacturer-specific definition used by Audi.

Is P1116 generic or manufacturer-specific?

P1116 is a manufacturer-specific code. In this database it is documented for: VAG. The same number can mean something different on other brands.

Can TuningBot remove P1116 at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.

Other file services

ECU tuningStage 1 dyno results for VAG engines See the results →

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