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Home >> Subaru >> 2015 >> BRZ Series.Blue, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnostics (3 Of 3) >> DTC P0851 Neutral Switch Circuit Low; DTC P0852 Neutral Switch Circuit High >> Description of functions >> Test drive

Test drive

Perform test drive to check if the DTC recurs.

Fig 1: Confirmation Driving Pattern (Manual Transmission)
G10212884Courtesy of SUBARU OF AMERICA, INC.
Fig 2: Confirmation Driving Pattern (Automatic Transmission)
G10212885Courtesy of SUBARU OF AMERICA, INC.
  1. Connect the SSM3 to the DLC3.
  2. Turn the ignition switch to ON.
  3. Turn on the SSM3.
  4. Follow the SSM3 on-screen instructions to clear the DTCs. (Refer to CHECKING/CLEARING DTC )
  5. Turn the ignition switch to OFF, and wait for 30 seconds.
  6. Turn the ignition switch to ON.
  7. Turn on the SSM3.
  8. Start the engine.
  9. Accelerate the vehicle to the speed of 64km/h {40 MPH} or more from the stationary status and shift the gear 3 times or more during acceleration period. (A) (Transmission M/T).
    WARNING: When performing this driving test, always observe the applicable traffic laws such as the speed limit.
  10. Drive at 10km/h {6.25 MPH} or more for 1 minute or more. (B) (Transmission A/T).
    WARNING: When performing this driving test, always observe the applicable traffic laws such as the speed limit.
  11. Stop the vehicle.
  12. Follow the SSM3 on-screen instructions to check the DTC. (Refer to CHECKING/CLEARING DTC )