HomeP0300 · Manufacturer communications

P0300 · Manufacturer communications

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

P0300 →

07-112-16R

SUBARU

Reported code forms P0300

This bulletin provides a procedure for diagnosis and repair of DTC P0300 which may result from fluctuation of the alternator's current output outside of the specified limits.

Read communication ↗

07-112-16R

SUBARU

Reported code forms P0300

2.5L MODELS ONLY. This bulletin provides a procedure for diagnosis and repair of DTC P0300 which may result from fluctuation of the alternator's current output outside of the specified limits.

Read communication ↗

07-112-16R

SUBARU

Reported code forms P0300

New Alternator Assembly. This bulletin provides a procedure for diagnosis and repair of DTC P0300 which may result from fluctuation of the alternator?s current output outside of the specified limits.

Read communication ↗

711216

SUBARU

Reported code forms P0300

This bulletin provides a procedure for diagnosis and repair of DTC P0300 which may result from fluctuation of the alternator?s current output outside of the specified limits.

Read communication ↗

11-161-16

SUBARU

Reported code forms P0300

This bulletin announces the availability of new reprogramming files for optimizing the ECM to address the following customer concern: ? Rough idle after a warm engine restart. In rare cases, DTC P0300 may also be stored.

Read communication ↗

11-161-16

SUBARU

Reported code forms P0300

"THIS BULLETIN ANNOUNCES THE AVAILABILITY OF NEW REPROGRAMMING FILES FOR OPTIMIZING THE ECM TO ADDRESS THE FOLLOWING CUSTOMER CONCERN: • ROUGH IDLE AFTER A WARM ENGINE RESTART. IN RARE CASES, DTC P0300 MAY ALSO BE…

Read communication ↗

07-96-15

SUBARU

Reported code forms P0300

"THIS SERVICE INFORMATION BULLETIN REVIEWS A DESIGN CHANGE TO THE ENGINE WIRING HARNESS TO ELIMINATE IMPROPER DIAGNOSIS OF THE EVAPORATIVE LEAK CHECK MODULE (ELCM) BY THE ECM WHICH COULD SET DIAGNOSTIC TROUBLE CODE…

Read communication ↗