Diagnostic Tips

Multi-Function Display (MFD): Black (Blank) Screen / Restarting During Start-Up – 2019 Subaru Impreza & Crosstrek

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2019 Subaru Impreza

NHTSA ID Number: 10163555 Manufacturer Communication Number: 07-156-19 Summary This bulletin announces availability of new High-Grade (color) MFD units with optimized software. The new units will address isolated concerns of the MFD screen going black (blank) and restarting during start-up.   2 Affected Products Vehicles MAKE MODEL YEAR SUBARU CROSSTREK 2019 SUBARU IMPREZA 2019   INTRODUCTION: This … Read more

Torque Steer Diagnostics and Repair Procedure – 2018-2019 Subaru STI

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2019 Subaru WRX STI

NHTSA ID Number: 10164445 Manufacturer Communication Number: 04-25-19R Summary “The primary focus of this bulletin is to provide a procedure to follow when diagnosing a customer concern of Torque Steer, defined as a pulling condition to either the left or right when under full acceleration which requires a somewhat greater than standard correction of steering wheel input … Read more

FOTA (Firmware Over-The-Air) Reprogramming Procedure to Optimize Harman Gen 3 Audio / Navigation Units – 2017-2018 Subaru Impreza & 2018 Crosstrek

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2018 Subaru Impreza

  NHTSA ID Number: 10177817 Manufacturer Communication Number: 15-245-19R   Summary This bulletin provides a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.0 Audio and Navigation head units (H/U) utilized in the models listed.   6 Affected Products Vehicles MAKE MODEL YEAR SUBARU BRZ 2018 SUBARU CROSSTREK 2018 SUBARU IMPREZA 2017-2018 SUBARU LEGACY 2018 SUBARU … Read more

DTC P2610 – New ECM Availability – 2015-2019 Subaru

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2019 Subaru WRX STI

NHTSA ID Number: 10164182 Manufacturer Communication Number: 11-191-19R Summary This bulletin announces availability of a new Engine Control Module (ECM) for the models listed above designed to address DTC P2610: “ECM/PCM ENGINE OFF TIMER PERFORMANCE”. Under certain RARE conditions, an electrostatic surge may influence the ECM’s internal timer used after the engine is turned off and store … Read more

DTC P0C79 – Revised Diagnostics – 2014-2015 Subaru Crosstrek Hybrid (HEV)

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2015 Subaru XV Crosstrek Hybrid

NHTSA ID Number: 10164183 Manufacturer Communication Number: 16-114-18R Summary This Service Information bulletin provides revised diagnostics to follow when troubleshooting a DTC P0C79, “Drive Motor “A” Inverter Voltage Too High”.   2 Affected Products Vehicle MAKE MODEL YEAR SUBARU CROSSTREK 2014-2015   INTRODUCTION: This Service Information bulletin provides revised diagnostics to follow when troubleshooting a DTC P0C79, … Read more