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Added March 07, 2025 by ele354
Pre-tune. Checking fuel trims on normal highway driving ~24 hours after code clears. Noticed reduced MPG after finishing water pump replacement and was looking for AFR / trim / HPFP data to check for intake leak or fuel rail leak.
  • 91 Octane
Pre-tune. Checking fuel trims on normal highway driving ~24 hours after code clears. Noticed reduced MPG after finishing water pump replacement and was looking for AFR / trim / HPFP data to check for intake leak or fuel rail leak.
Fuel Type: