EVAP system
hose (pipe from
air inlet port to
canister pump
module, canister
filter, fuel tank
vent hose)
ECM
P2419
Evaporative Emission
System Switching
Valve Control Circuit
Low
Canister pump
module
(Reference
orifice, leak
detection pump,
vent valve)
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
P2420
Evaporative Emission
System Switching
Valve Control Circuit
High
Canister pump
module
(Reference
orifice, leak
detection pump,
vent valve
Connector/wire
harness (Canister
pump module -
ECM)
ECM
Comes on
DTC Stored
P2431
Secondary Air
Injection System Air
Flow/Pressure Sensor
Circuit
Range/Performance
Bank 1
Pressure sensor
Open or short in
pressure sensor
circuit
ECM
Comes on
DTC Stored
P2432
Secondary Air
Injection System Air
Pressure sensor Comes on
DTC Stored
2008 Toyota Tundra
2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra