Trouble Code: Toyota P0770 – Shift Solenoid ‘E’ Malfunction

Trouble Code:
Toyota P0770 – Shift Solenoid ‘E’ Malfunction

Likely Cause:

  • Low transmission fluid level
  • Dirty transmission fluid
  • Faulty shift solenoid ‘E’ valve
  • Shift solenoid ‘E’ valve harness is open or shorted
  • Shift solenoid ‘E’ valve circuit poor electrical connection

What does the Toyota P0770 code mean?
The Toyota P0770 code is detected when Lock up does not occur when driving in the lock up range (normal driving at 80 km/h [50 mph]), or lock up remains ON in the lock up OFF range.


  • Engine Light ON (or Service Engine Soon Warning Light)
  • Transmission will not shift gears.

ToyotaP0770 DTC Description:
The ECM uses the signals from the Throttle Position Sensor and Air flow Meter to monitor the engagement condition of the lock up clutch. Then the ECM compares the engagement condition of the lock up clutch with the lock up schedule in the ECM memory to detect mechanical trouble of the shift solenoid valve SLU, valve body, torque converter clutch and automatic transmission assembly

Applicable For:
2012 Toyota Yaris
2012 Toyota Verso-S
2012 Toyota Tacoma
2012 Toyota Prius V
2012 Toyota Prius C
2012 Toyota Prius
2012 Toyota Hilux
2012 Toyota Camry
2012 Toyota Avensis
2012 Toyota Aurion
2012 Toyota 86 GTS
2011 Toyota Yaris HSD Concept
2011 Toyota Tacoma
2011 Toyota Sienna
2011 Toyota Sequoia
2011 Toyota Corolla
2011 Toyota Avalon
2011 Toyota Auris HSD
2010 Toyota iQ3
2010 Toyota Yaris
2010 Toyota Verso
2010 Toyota Tundra
2010 Toyota Corolla
2010 Toyota Camry
2010 Toyota Auris
2010 Toyota 4Runner
2009 Toyota iQ
2009 Toyota Yaris
2009 Toyota Venza
2009 Toyota Urban Cruiser
2009 Toyota RAV4 EU Version
2009 Toyota RAV4
2009 Toyota Matrix
2009 Toyota Hilux High Power
2009 Toyota Hilux
2009 Toyota FT-EV Concept
2009 Toyota FT-86 Concept
2009 Toyota Corolla Sedan
2009 Toyota Aygo
2009 Toyota Avensis Tourer
2009 Toyota Avensis
2009 Toyota Aurion
2009 Toyota 4Runner
2008 Toyota Sequoia
2008 Toyota Highlander
2007 Toyota Yaris
2007 Toyota Tundra
2007 Toyota Avensis
2007 Toyota Auris
2006 Toyota RAV4
2006 Toyota Auris
2006 Toyota Aurion
2004 Toyota Corolla
2003 Toyota RAV4

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