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TuningBot DTC Database · v4.37.15

P1305 Diagnostic Trouble Code (10 interpretations)

10 manufacturer-specific interpretations across 10 manufacturers in the TuningBot DTC database.

BMW

1 interpretation
P1305
Heated Catalyst Battery Temperature Sensor 2 Electrical BMW · emissions Data confidence 62%

The control module detected a fault associated with the Heated Catalyst Battery Temperature Sensor 2 Electrical circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by BMW.

Chevrolet

1 interpretation
P1305
Ignition coil 2 control - feedback circuit malfunction Chevrolet · ignition Data confidence 80%

The control module detected improper operation of the Ignition coil 2 control - feedback. This is the manufacturer-specific definition used by Chevrolet.

Possible causes

  • Wiring
  • ignition coil 2
  • ECM

Chrysler

1 interpretation
P1305
Ignition Coil 2 Primary Feedback Circuit Chrysler · ignition Data confidence 62%

The control module detected improper operation of the Ignition Coil 2 Primary Feedback circuit. This is the manufacturer-specific definition used by Chrysler.

Recommended checks

  • Perform a full module scan
  • Review freeze-frame and occurrence data
  • Confirm the exact vehicle, ECU and software context
  • Inspect relevant wiring and connectors
  • Check applicable OEM service information

Dodge

1 interpretation
P1305
Power assisted steering - control circuit high Dodge · steering Data confidence 62%

The control module detected that the signal in the Power assisted steering - control circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Dodge.

Possible causes

  • Wiring
  • connectors
  • power assisted steering - control valve
  • ECM

Ford

1 interpretation
P1305
EGR Calibration Low Ford · emissions Data confidence 80%

The control module detected a fault associated with the EGR Calibration Low circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Ford.

Honda

1 interpretation
P1305
Cylinder Number 5 Random Misfire Detected Honda · ignition Data confidence 80%

The control module detected crankshaft speed fluctuations consistent with combustion misfire (Cylinder Number 5 Random). This is the manufacturer-specific definition used by Honda.

Hyundai

1 interpretation
P1305
Phase Sensor - Abnormal Hyundai · engine Data confidence 62%

The control module registered the fault condition described as "Phase Sensor - Abnormal". This is the manufacturer-specific definition used by Hyundai.

Land Rover

1 interpretation
P1305
Cylinder 5 - misfire detected Land Rover · ignition Data confidence 62%

The control module detected crankshaft speed fluctuations consistent with combustion misfire (Cylinder 5). This is the manufacturer-specific definition used by Land Rover.

Possible causes

  • Engine mechanical fault
  • wiring
  • ignition/fuel system
  • injector
  • ECT/MAF sensor
  • ECM

MINI

1 interpretation
P1305
Misfiring Cylinder 5 MINI · engine Data confidence 62%

The control module detected a fault associated with the Misfiring Cylinder 5 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by MINI.

Toyota

1 interpretation
P1305
Ignition control - cylinder No. 2 - circuit malfunction Toyota · engine Data confidence 80%

The control module detected improper operation of the Ignition control - cylinder No. 2 circuit. This is the manufacturer-specific definition used by Toyota.

Possible causes

  • Wiring
  • ignition coil/module
  • ECM

Related and nearby codes

How to read P1305

P

Powertrain: engine, transmission and driveline systems.

1

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

305

Specific fault index within the subsystem.

Frequently asked questions about P1305

What does P1305 mean?

Diagnostic Trouble Code (10 interpretations). The control module detected a fault associated with the Heated Catalyst Battery Temperature Sensor 2 Electrical circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by BMW.

Is P1305 generic or manufacturer-specific?

P1305 is a manufacturer-specific code. In this database it is documented for: BMW, Chevrolet, Chrysler, Dodge, Ford, Honda, Hyundai, Land Rover, MINI, Toyota. The same number can mean something different on other brands.

Can TuningBot remove P1305 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 tuningDyno-tested results by model and engine See the results →

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