High Ambient Temperatures

Hybrid & EV Battery / High Ambient Temperatures- Precautionary Work Procedures – 2019-2023 Subaru

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NHTSA ID Number: 10237247 Manufacturer Communication Number: 07-210-22R Summary This Service Information Bulletin announces the precautionary measures to be followed in order to limit high ambient temperature exposure to the hybrid battery.   NUMBER: 07-210-22R DATE: 08/29/22 REVISED: 05/04/23 APPLICABILITY: 2019-22 Crosstrek Hybrid 2023 Solterra SUBJECT: Hybrid & EV Battery / High Ambient Temperatures- Precautionary Work Procedures … Read more

Surging Condition During High Ambient Temperatures – 2014-2016 Subaru Forester 2.0L DI Turbo

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NUMBER: 11-164-16 DATE: 04-29-16 APPLICABILITY: 2014-2016MY Forester 2.0L DI Turbo SUBJECT: Surging Condition During High Ambient Temperatures   Introduction: This bulletin announces the availability of reprogramming files to optimize the ECM.  These files will address customer concerns of a slight surging / decrease in engine power condition on light acceleration during high ambient temperatures.   … Read more

Reduced Engine Performance at High Ambient Temperatures – 2015-2016 Subaru STI

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NUMBER: 11-163-16 DATE: 04-15-16 APPLICABILITY: 2015-16MY STI Models SUBJECT: Reduced Engine Performance at High Ambient Temperatures   INTRODUCTION This bulletin announces availability of reprogramming files for optimization of the ECM.  The files will address customer concerns of a lack of engine power output resulting from reduced turbocharger boost at high ambient temperatures while using 91 octane … Read more