2017 Subaru Forester 2.0XT PremiumFACTORY OEM SERVICE PROCEDURE

Drive Cycle F

DTC Item Condition
P0096 INTAKE AIR TEMPERATURE SENSOR 2 CIRCUIT RANGE/PERFORMANCE BANK 1
  • 6 hours have elapsed since ignition switch is OFF under a completely warmed up condition.
  • For models with block heater, at least 6 hours must have elapsed without operating the block heater.
P0111 INTAKE AIR TEMPERATURE SENSOR 1 CIRCUIT RANGE/PERFORMANCE BANK 1
  • 6 hours have elapsed since ignition switch is OFF under a completely warmed up condition.
  • For models with block heater, at least 6 hours must have elapsed without operating the block heater.

Diagnostic procedure: 

  1. With the ignition switch ON (engine stopped), read the values in [Coolant Temp.] and [Intake Air Temp.]. Ref. to ENGINE (DIAGNOSTICS) (H4DOTC)>Subaru Select Monitor>OPERATION>DATA MONITOR .
  2. If the values from step 1) satisfy the following conditions, idle the engine for two minutes or more.

    Condition: 

    |Engine coolant temperature - Intake air temperature|≤ 5°C (9°F)

    NOTE:
    • If the conditions are not satisfied, turn the ignition switch to OFF and wait until the parameters are satisfied.
    • Hold the select lever in "P" range or "N" range at idling.
  3. Drive according to the drive pattern described below.
    Fig 1: Drive Cycle Pattern (F)
    G11270502Courtesy of SUBARU OF AMERICA, INC.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.