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Home >> Infiniti >> 2013 >> M35h >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Transmission >> System Description >> System >> A/T Control System >> A/T CONTROL SYSTEM: Fail-Safe >> Fail-Safe Function
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Fail-Safe Function

DTC Vehicle condition Vehicle behavior for 1st failsafe Vehicle behavior for 2nd failsafe Vehicle behavior for final failsafe
P0705 -
  • Fixed in the "D" position (The shifting can be performed)
  • The shifting between the gears of 3 - 4 - 5 - 6 - 7 can be performed
  • Manual mode is prohibited
  • Shift position indicator is switched OFF
  • Starter relay is switched OFF (starter is disabled)
  • Back-up lamp is OFF
  • Large shift shock
-
  • Fixed in the "D" position (The shifting can be performed)
  • The shifting between the gears of 3 - 4 - 5 - 6 - 7 can be performed
  • Manual mode is prohibited
  • Shift position indicator is switched OFF
  • Starter relay is switched OFF (starter is disabled)
  • Back-up lamp is OFF
  • Large shift shock
P0710 Between the gears of 1 - 2 - 3
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Manual mode is prohibited
-
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Manual mode is prohibited
Between the gears of 4 - 5 - 6 - 7
  • Fix the gear while driving
  • Manual mode is prohibited
-
P0717 Between the gears of 1 - 2 - 3
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Manual mode is prohibited
-
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Manual mode is prohibited
Between the gears of 4 - 5 - 6 - 7
  • Fix the gear while driving
  • Manual mode is prohibited
-
P0720 Between the gears of 1 - 2 - 3
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Manual mode is prohibited
  • A vehicle speed signal from the combination meter is regarded as an effective signal
-
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Manual mode is prohibited
Between the gears of 4 - 5 - 6 - 7
  • Fix the gear at driving
  • Manual mode is prohibited
  • A vehicle speed signal from the combination meter is regarded as an effective signal
-
P0729
P0731
P0732
P0733
P0734
P0735
P1734
Gear ratio gap being small Engine torque restriction to 150 Nm - Engine torque restriction to 150 Nm
Gear ratio gap being large Neutral malfunction between the gears of 1 - 2 - 3 and 7
  • Locks in 2GR
  • Locks in 3GR
  • Locks in 4GR
  • Manual mode is prohibited
  • Engine torque restriction to 150 Nm
-
  • Locks in 1GR
  • The shifting between the gears of 1 - 2 can be performed
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • The shifting between the gears of 4 - 5 - 6 can be performed
  • Manual mode is prohibited
Other than the above
  • Locks in 1GR
  • Locks in 2GR
  • Locks in 3GR
  • Locks in 4GR
  • Locks in 5GR
  • Locks in 6GR
  • Fix the gear while driving
  • Manual mode is prohibited
  • Engine torque restriction to 150 Nm
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Manual mode is prohibited
  • Engine torque restriction to 150 Nm
  • Locks in 1GR
  • The shifting between the gears of 1 - 2 can be performed
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • The shifting between the gears of 2 - 3 - 4 can be performed
  • The shifting between the gears of 3 - 4 can be performed
  • The shifting between the gears of 4 - 5 - 6 can be performed
  • Manual mode is prohibited
P0730 -
  • Locks in 5GR
  • Locks in 6GR
  • Locks in 7GR
  • Manual mode is prohibited
  • Engine torque restriction to 150 Nm
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Manual mode is prohibited
  • Engine torque restriction to 150 Nm
  • Locks in 1GR
  • The shifting between the gears of 1 - 2 can be performed
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Manual mode is prohibited
P0745 - Line pressure is set to the maximum hydraulic pressure - Line pressure is set to the maximum hydraulic pressure
P0750
P0775
P0795
P2713
P2722
P2731
P2807
-
  • Locks in 2GR
  • Locks in 3GR
  • Locks in 4GR
  • Locks in 5GR
  • Locks in 6GR
  • Locks in 7GR
  • Manual mode is prohibited
-
  • Locks in 1GR
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • The shifting between the gears of 3 - 4 - 5 can be performed
  • The shifting between the gears of 4 - 5 - 6 can be performed
  • The shifting between the gears of 1 - 2 - 3 - 4 - 5 - 6 can be performed
  • Manual mode is prohibited
P0780 -
  • Locks in 3GR
  • Manual mode is prohibited
  • Engine torque restriction to 150 Nm
-
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Manual mode is prohibited
P1705 -
  • Downshift when accelerator pedal is depressed is prohibited
  • Upshift when accelerator pedal is released is prohibited
  • Manual mode is prohibited
-
  • Downshift when accelerator pedal is depressed is prohibited
  • Upshift when accelerator pedal is released is prohibited
  • Manual mode is prohibited
P1730 -
  • Locks in 1GR
  • Locks in 2GR
  • Locks in 3GR
  • Locks in 4GR
  • Locks in 5GR
  • Locks in 6GR
  • Locks in 7GR
  • Manual mode is prohibited
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Manual mode is prohibited
  • Engine torque restriction to 150 Nm
  • Locks in 1GR
  • The shifting between the gears of 2 - 3 - 4 can be performed
  • The shifting between the gears of 3 - 4 can be performed
  • The shifting between the gears of 4 - 5 - 6 can be performed
  • Manual mode is prohibited
P1815 Malfunction of both switches Manual mode is prohibited - Manual mode is prohibited
P0720 and P1721 Between the gears of 1 - 2 - 3 Locks in 3GR - Locks in 3GR
Between the gears of 4 - 5 - 6 - 7
  • Fix the gear at driving
  • Manual mode is prohibited
-
  • Fix the gear at driving
  • Manual mode is prohibited
P175A - Clutch 1 solenoid valve OFF command (permanent connection of clutch 1) - Clutch 1 solenoid valve OFF command (permanent connection of clutch 1)
P1881
P1882
P1884
P1885
P1887
P1888
P188A
P188C
P188D
U0101
- Sub electric oil pump stop (idle stop not allowed) - Sub electric oil pump stop (idle stop not allowed)
P1116 - Sub electric oil pump stop - Sub electric oil pump stop
U0100
U0300
U1000
Between the gears of 1 - 2 - 3
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Manual mode is prohibited
  • Slip of clutch 2 is prohibited
  • Clutch 1 solenoid valve OFF command (permanent connection of clutch 1)
  • Sub electric oil pump stop
  • Large shift shock
-
  • The shifting between the gears of 1 - 2 - 3 can be performed
  • Line pressure is set to the maximum hydraulic pressure
  • Manual mode is prohibited
  • Clutch 1 solenoid valve OFF command (permanent connection of clutch 1)
  • Sub electric oil pump stop
  • Large shift shock
Between the gears of 4 - 5 - 6 - 7
  • Fix the gear at driving
  • Manual mode is prohibited
  • Slip of clutch 2 is prohibited
  • Clutch 1 solenoid valve OFF command (permanent connection of clutch 1)
  • Sub electric oil pump stop
  • Large shift shock
-
U1115 - Sub electric oil pump stop (idle stop not allowed) - Sub electric oil pump stop (idle stop not allowed)