Toyota Tundra. Manual — part 2798



ECM



Automatic
transmission
(clutch, brake, gear,
etc.)

P0722

Output Speed Sensor
Circuit No Signal



Open or short in
speed sensor SP2
circuit



Speed sensor SP2



ECM



Automatic
transmission
(clutch, brake, gear,
etc.)

Comes on

DTC stored

P0724

Brake Switch "B" Circuit
High



Short in stop light
switch signal circuit



Stop light switch



ECM

Comes on

DTC stored

P0729

Gear 6 Incorrect Ratio



Valve body is
blocked up or stuck
(sequence valve)



Shift solenoid valve
SLT remains open
or closed



Automatic
transmission
(clutch, brake, gear,
etc.)

Comes on

DTC stored

P0748

Pressure Control Solenoid
"A" Electrical (Shift
Solenoid Valve SL1)



Open or short in
shift solenoid valve
SL1 circuit



Shift solenoid valve
SL1



ECM

Comes on

DTC stored

P0751

Shift Solenoid "A"
Performance (Shift
Solenoid Valve S1)



Shift solenoid valve
S1 remains open or
closed



Shift solenoid valve
SLT remains open
or closed



Valve body is
blocked

Comes on

DTC stored

2009 Toyota Tundra

2009 TRANSMISSION AB60F Automatic Transaxle - Tundra



No. 2 brake
malfunction
(driving is difficult)



Automatic
transmission
(clutch, brake, gear,
etc.)

P0756

Shift Solenoid "B"
Performance (Shift
Solenoid Valve S2)



Shift solenoid valve
S2 remains open or
closed



Valve body is
blocked



Automatic
transmission
(clutch, brake, gear,
etc.)

Comes on

DTC stored

P0761

Shift Solenoid "C"
Performance (Shift
Solenoid Valve S3)



Shift solenoid valve
S3 remains open or
closed



Shift solenoid valve
SLT remains open
or closed



Valve body is
blocked



Automatic
transmission
(clutch, brake, gear,
etc.)

Comes on

DTC stored

P0766

Shift Solenoid "D"
Performance (Shift
Solenoid Valve S4)



Shift solenoid valve
S4 remains closed



Shift solenoid valve
SLT remains open
or closed



Valve body is
blocked (brake
control valve)



Automatic
transmission
(clutch, brake, gear,
etc.)

Comes on

DTC stored

P0776

Pressure Control Solenoid
"B" Performance (Shift
Solenoid Valve SL2)



Shift solenoid valve
SL2 remains open



Shift solenoid valve

Comes on

DTC stored

2009 Toyota Tundra

2009 TRANSMISSION AB60F Automatic Transaxle - Tundra

SLT remains open
or closed



Valve body is
blocked (brake
control valve)



Automatic
transmission
(clutch, brake, gear,
etc.)

P0778

Pressure Control Solenoid
"B" Electrical (Shift
Solenoid Valve SL2)



Open or short in
shift solenoid valve
SL2 circuit



Shift solenoid valve
SL2



ECM

Comes on

DTC stored

P0781

1-2 Shift (1-2 Shift Valve)



Valve body is
blocked up or stuck
(1-2 shift valve)



Shift solenoid valve
SLT remains open
or closed



Automatic
transmission
(clutch, brake, gear,
etc.)

Comes on

DTC stored

P0818

Driveline Disconnect
Switch Input Circuit



Short in transfer
neutral position
switch circuit



Transfer shift
actuator assembly
(transfer system)



ECM

Comes on

DTC stored

P0894

Transmission Component
Slipping



Shift solenoid valve
SLT remains open
or closed



Shift solenoid valve
S1, S2, S3, S4 or
SL2 remains open
or closed



Gear 6 incorrect
ratio (sequence
valve) or 1-2 shift
valve is stuck

Comes on

DTC stored

2009 Toyota Tundra

2009 TRANSMISSION AB60F Automatic Transaxle - Tundra



Valve body is
blocked



Automatic
transmission
(clutch, brake, gear,
etc.)

P0973

Shift Solenoid "A"
Control Circuit Low (Shift
Solenoid Valve S1)



Short in shift
solenoid valve S1
circuit



Shift solenoid valve
S1



ECM

Comes on

DTC stored

P0974

Shift Solenoid "A"
Control Circuit High
(Shift Solenoid Valve S1)



Open in shift
solenoid valve S1
circuit



Shift solenoid valve
S1



ECM

Comes on

DTC stored

P0976

Shift Solenoid "B"
Control Circuit Low (Shift
Solenoid Valve S2)



Short in shift
solenoid valve S2
circuit



Shift solenoid valve
S2



ECM

Comes on

DTC stored

P0977

Shift Solenoid "B"
Control Circuit High
(Shift Solenoid Valve S2)



Open in shift
solenoid valve S2
circuit



Shift solenoid valve
S2



ECM

Comes on

DTC stored

P0979

Shift Solenoid "C"
Control Circuit Low (Shift
Solenoid Valve S3)



Short in shift
solenoid valve S3
circuit



Shift solenoid valve
S3



ECM

Comes on

DTC stored

P0980

Shift Solenoid "C"
Control Circuit High
(Shift Solenoid Valve S3)



Open in shift
solenoid valve S3
circuit



Shift solenoid valve
S3

Comes on

DTC stored

2009 Toyota Tundra

2009 TRANSMISSION AB60F Automatic Transaxle - Tundra