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TuningBot DTC Database · v4.37.15

P1562 VAG - Diagnostic Trouble Code (2 interpretations)

Manufacturer-specific interpretation for VAG. All interpretations of P1562

P · PowertrainEngineOBD2

What P1562 means

P1562
Fuel quantity adjuster - upper stop value VAG · engine Data confidence 62%

The control module detected a fault associated with the Fuel quantity adjuster - upper stop value circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Fuel quantity adjuster blocked/ defec tive
  • stop value reached
Applies to Audi
P1562
Quantity Adjuster (N146): Upper Limit Reached VAG · engine Data confidence 84%

The control module detected that the Quantity Adjuster (N146) value was above the expected limit. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 17970. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).

Symptoms

  • Malfunction Indicator Light (MIL) ON
  • Reduced Power
  • Engine jerking

Possible causes

  • Fuse(s) faulty
  • Wiring and/or Connector(s) from/to Quantity Adjuster (N146) faulty
  • Quantity Adjuster (N146) not adjusted
  • Quantity Adjuster (N146) blocked/faulty

Recommended checks

  • Check Fuse(s)
  • Check Wiring and/or Connector(s) from/to Quantity Adjuster (N146)
  • Check/Adjust Quantity Adjuster (N146)
  • Check/Replace Injection Pump
Applies to Volkswagen

Related and nearby codes

How to read P1562

P

Powertrain: engine, transmission and driveline systems.

1

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

562

Specific fault index within the subsystem.

Frequently asked questions about P1562

What does P1562 mean?

Diagnostic Trouble Code (2 interpretations). The control module detected a fault associated with the Fuel quantity adjuster - upper stop value circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Audi.

Is P1562 generic or manufacturer-specific?

P1562 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 P1562 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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