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TuningBot DTC Database · v4.37.15

P1059 Diagnostic Trouble Code (2 interpretations)

2 manufacturer-specific interpretations across 2 manufacturers in the TuningBot DTC database.

P · PowertrainEmissionsOBD2
Brand pages:BMWDodge

BMW

1 interpretation
P1059
Post catalytic convertor fuel trim (FT), bank 2 - too lean BMW · emissions Data confidence 62%

The control module detected that the air-fuel mixture stayed leaner than the target despite full corrective control (Post catalytic convertor fuel trim (FT), bank 2). This is the manufacturer-specific definition used by BMW.

Possible causes

  • Wiring
  • downstream exhaust leak
  • upstream HO2S
  • downstream HO2S
  • ECM

Dodge

1 interpretation
P1059
MAP Sens Out Of Limits Dodge · engine Data confidence 62%

The control module detected a fault associated with the MAP Sens Out Of Limits circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Dodge.

Related and nearby codes

How to read P1059

P

Powertrain: engine, transmission and driveline systems.

1

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

059

Specific fault index within the subsystem.

Frequently asked questions about P1059

What does P1059 mean?

Diagnostic Trouble Code (2 interpretations). The control module detected that the air-fuel mixture stayed leaner than the target despite full corrective control (Post catalytic convertor fuel trim (FT), bank 2). This is the manufacturer-specific definition used by BMW.

Is P1059 generic or manufacturer-specific?

P1059 is a manufacturer-specific code. In this database it is documented for: BMW, Dodge. The same number can mean something different on other brands.

Can TuningBot remove P1059 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

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