Toyota Tundra. Manual — part 1505



Connector/wire
harness
(Canister pump
module - ECM)



EVAP system
hose (pipe from
air inlet port to
canister pump
module, canister
filter, fuel tank
vent hose)



ECM

P0441

Evaporative Emission
Control System
Incorrect Purge Flow



Purge VSV



Connector/wire
harness (Purge
VSV - ECM)



ECM



Canister pump
module



Leakage from
EVAP system



Leakage from
EVAP line
(Purge VSV -
Intake manifold)

Comes on

DTC stored

P0451

Evaporative Emission
Control System
Pressure Sensor
Range/Performance



Canister pump
module



Connector/wire
harness
(Canister pump
module - ECM)



EVAP system
hose (pipe from
air inlet port to
canister pump
module, canister
filter, fuel tank
vent hose)



ECM

Comes on

DTC stored

P0452

Evaporative Emission
Control System
Pressure
Sensor/Switch Low
Input



Canister pump
module



Connector/wire
harness

Comes on

DTC stored

2009 Toyota Tundra

2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra

(Canister pump
module - ECM)



EVAP system
hose (pipe from
air inlet port to
canister pump
module, canister
filter, fuel tank
vent hose)



ECM

P0453

Evaporative Emission
Control System
Pressure
Sensor/Switch High
Input



Canister pump
module



Connector/wire
harness
(Canister pump
module - ECM)



EVAP system
hose (pipe from
air inlet port to
canister pump
module, canister
filter, fuel tank
vent hose)



ECM

Comes on

DTC stored

P0455

Evaporative Emission
Control System Leak
Detected (Gross
Leak)



Fuel tank cap
(loose)



Leakage from
EVAP line
(Canister - Fuel
tank)



Leakage from
EVAP line
(Purge VSV -
Canister)



Canister pump
module



Leakage from
fuel tank



Leakage from
canister

Comes on

DTC stored

P0456

Evaporative Emission
Control System Leak
Detected (Very Small
Leak)



Fuel tank cap
(loose)



Leakage from

Comes on

DTC stored

2009 Toyota Tundra

2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra

EVAP line
(Canister - Fuel
tank)



Leakage from
EVAP line
(Purge VSV -
Canister)



Canister pump
module



Leakage from
fuel tank



Leakage from
canister

P0500

Vehicle Speed Sensor
"A"



Open or short in
speed signal
circuit



Wheel speed
sensor



Combination
meter



ECM



Skid control
ECU

Comes on

DTC stored

P0504

Brake Switch "A"/"B"
Correlation



Short in stop
light switch
signal circuit



STOP fuse



IGN fuse



Stop light
switch



ECM

-

DTC stored

P0505

Idle Control System
Malfunction



ETCS



Air induction
system



PCV hose
connections



ECM

Comes on

DTC stored

P050A

Cold Start Idle Air
Control System
Performance



Throttle body



Mass air flow
meter



PCV hose

Comes on

DTC stored

2009 Toyota Tundra

2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra



Air cleaner filter



Air induction
system



VVT system



ECM

P050B

Cold Start Ignition
Timing Performance



Throttle body
assembly



Mass air flow
meter



PCV system



Air cleaner filter
element



Air induction
system



VVT system



ECM

Comes on

DTC stored

P0550

Power Steering
Pressure Sensor
Circuit Malfunction



Open or short in
power steering
oil pressure
sensor circuit



Power steering
oil pressure
sensor



ECM

Comes on

DTC stored

P0552

Power Steering
Pressure Sensor
Circuit Low Input



Open or short in
power steering
oil pressure
sensor circuit



Power steering
oil pressure
sensor



ECM

Comes on

DTC stored

P0553

Power Steering
Pressure Sensor
Circuit High Input



Open or short in
power steering
oil pressure
sensor circuit



Power steering
oil pressure
sensor



ECM

Comes on

DTC stored

P0560

System Voltage



Open in back up Comes on

DTC stored

2009 Toyota Tundra

2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra