Camry 2008-2009

2.4L L4 VIN - Auto 16

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Trouble Code: P2123



Throttle / Pedal Position Sensor / Switch "D" Circuit High Input

Possible Causes:



APP sensor
 
Open in EPA circuit
 
ECM
 

Trouble Code: P2123/105



Throttle / Pedal Position Sensor / Switch "D" Circuit High Input

Possible Causes:



Wire harness or connector
 
Accelerator link rod assembly
 
Hybrid vehicle control ECU
 

Trouble Code: P2125



Throttle / Pedal Position Sensor / Switch "E" Circuit

Possible Causes:



Accelerator pedal position sensor
 
ECM
 

Trouble Code: P2125



Throttle / Pedal Position Sensor / Switch "E" Circuit

Possible Causes:



APP sensor
 
ECM
 

Trouble Code: P2125/153



Throttle / Pedal Position Sensor / Switch "E" Circuit

Possible Causes:



Wire harness or connector
 
Accelerator link rod assembly
 
Hybrid vehicle control ECU
 

Trouble Code: P2126/109



Throttle / Pedal Position Sensor / Switch "E" Circuit Range / Performance

Possible Causes:



Wire harness or connector
 
Accelerator link rod assembly
 
Hybrid vehicle control ECU
 

Trouble Code: P2127



Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input

Possible Causes:



APP sensor
 
Open in VCP2 circuit
 
Open or ground short in VPA2 circuit
 
ECM
 

Trouble Code: P2127



Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input

Possible Causes:



APP sensor
 
Open in VCP2 circuit
 
Open or ground short in VPA2 circuit
 
ECM
 

Trouble Code: P2127/107



Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input

Possible Causes:



Wire harness or connector
 
Accelerator link rod assembly
 
Hybrid vehicle control ECU
 

Trouble Code: P2128



Throttle / Pedal Position Sensor / Switch "E" Circuit High Input

Possible Causes:



APP sensor
 
Open in EPA2 circuit
 
ECM
 

Trouble Code: P2128



Throttle / Pedal Position Sensor / Switch "E" Circuit High Input

Possible Causes:



APP sensor
 
Open in EPA2 circuit
 
ECM
 

Trouble Code: P2128/108



Throttle / Pedal Position Sensor / Switch "E" Circuit High Input

Possible Causes:



Wire harness or connector
 
Accelerator link rod assembly
 
Hybrid vehicle control ECU
 

Trouble Code: P2135



Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation

Possible Causes:



Short between VTA1 and VTA2 circuits
 
TP sensor (built into throttle body)
 
Hybrid vehicle control ECU
 

Trouble Code: P2135



Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation

Possible Causes:



Short between VTA1 and VTA2 circuits
 
Throttle position sensor (built into throttle body)
 
ECM
 

Trouble Code: P2138



Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation

Possible Causes:



Short between VPA and VPA2 circuits
 
APP sensor
 
ECM
 

Trouble Code: P2138



Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation

Possible Causes:



Short between VPA and VPA2 circuits
 
APP sensor
 
ECM
 

Trouble Code: P2138/110



Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation

Possible Causes:



Wire harness or connector
 
Accelerator link rod assembly
 
Hybrid vehicle control ECU
 

Trouble Code: P2138/154



Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation

Possible Causes:



Wire harness or connector
 
Accelerator link rod assembly
 
Hybrid vehicle control ECU
 

Trouble Code: P2195



Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (sensor 1) circuit
 
A/F sensor (sensor 1)
 
A/F sensor heater (sensor 1)
 
Integration relay (EFI MAIN relay)
 
A/F sensor heater and EFI MAIN relay circuits
 
Hybrid vehicle control ECU
 
A/F sensor
 
Hybrid vehicle control ECU
 

Trouble Code: P2195



Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (bank 1 sensor 1) circuit
 
A/F sensor (bank 1 sensor 1)
 
A/F sensor (bank 1 sensor 1) heater
 
A/F sensor heater relay
 
A/F sensor heater and relay circuits
 
Air induction system
 
Injector
 
ECM
 

Trouble Code: P2196



Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (sensor 1) circuit
 
A/F sensor (sensor 1)
 
A/F sensor heater (sensor 1)
 
Integration relay (EFI MAIN relay)
 
A/F sensor heater and EFI MAIN relay circuits
 
Hybrid vehicle control ECU
 
A/F sensor
 
Hybrid vehicle control ECU
 

Trouble Code: P2196



Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (bank 1 sensor 1) circuit
 
A/F sensor (bank 1 sensor 1)
 
A/F sensor (bank 1 sensor 1) heater
 
A/F sensor heater relay
 
A/F sensor heater and relay circuits
 
Air induction system
 
Injector
 
ECM
 

Trouble Code: P2237



Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1)

Possible Causes:



Open or short in air fuel ratio (bank1 sensor 1) circuit
 
Air fuel ratio sensor (bank1 sensor 1)
 
Hybrid vehicle control ECU
 

Trouble Code: P2237



Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (bank 1 sensor 1) circuit
 
Air fuel ratio sensor (bank 1 sensor 1)
 
ECM
 

Trouble Code: P2238



Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (sensor 1) circuit
 
A/F sensor (sensor 1)
 
A/F sensor heater (sensor 1)
 
Integration relay (EFI MAIN relay)
 
A/F sensor heater and EFI MAIN relay circuits
 
Hybrid vehicle control ECU
 

Trouble Code: P2238



Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (bank 1, 2 sensor 1) circuit
 
A/F sensor (bank 1, 2 sensor 1)
 
A/F sensor heater
 
A/F sensor heater relay
 
A/F sensor heater and relay circuits
 
ECM
 

Trouble Code: P2239



Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (sensor 1) circuit
 
A/F sensor (sensor 1)
 
A/F sensor heater (sensor 1)
 
Integration relay (EFI MAIN relay)
 
A/F sensor heater and EFI MAIN relay circuits
 
Hybrid vehicle control ECU
 

Trouble Code: P2239



Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (bank 1 sensor 1) circuit
 
A/F sensor (bank 1 sensor 1)
 
A/F sensor heater
 
A/F sensor heater relay
 
A/F sensor heater and relay circuits
 
ECM
 

Trouble Code: P2252



Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (sensor 1) circuit
 
A/F sensor (sensor 1)
 
A/F sensor heater (sensor 1)
 
Integration relay (EFI MAIN relay)
 
A/F sensor heater and EFI MAIN relay
 

Trouble Code: P2252



Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (bank sensor 1) circuit
 
A/F sensor (bank 1 sensor 1)
 
A/F sensor heater
 
A/F sensor heater relay
 
A/F sensor heater and relay circuits
 
ECM
 

Trouble Code: P2253



Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (sensor 1) circuit
 
A/F sensor (sensor 1)
 
ECM
 

Trouble Code: P2253



Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1)

Possible Causes:



Open or short in A/F sensor (bank 1 sensor 1) circuit
 
A/F sensor (bank 1 sensor 1)
 
A/F sensor heater
 
A/F sensor heater relay
 
A/F sensor heater and relay circuits
 
ECM
 

Trouble Code: P2401



Evaporative Emission Leak Detection Pump Stuck OFF

Possible Causes:



Canister pump module (Reference orifice, leak detection pump, vent valve)
 
Connector / wire harness (Canister pump module - Hybrid vehicle control ECU)
 
EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
 
Hybrid vehicle control ECU
 

Trouble Code: P2401



Evaporative Emission System Leak Detection Pump Control Circuit Low

Possible Causes:



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
 

Trouble Code: P2402



Evaporative Emission Leak Detection Pump Stuck ON

Possible Causes:



Canister pump module (Reference orifice, leak detection pump, vent valve)
 
Connector / wire harness (Canister pump module - Hybrid vehicle control ECU)
 
EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
 
Hybrid vehicle control ECU
 

Trouble Code: P2402



Evaporative Emission System Leak Detection Pump Control Circuit High

Possible Causes:



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
 

Trouble Code: P2419



Evaporative Emission System Switching Valve Control Circuit Low

Possible Causes:



Canister pump module (Reference orifice, leak detection pump, vent valve)
 
Connector / wire harness (Canister pump module - Hybrid vehicle control ECU)
 
EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
 
Hybrid vehicle control ECU
 

Trouble Code: P2419



Evaporative Emission System Switching Valve Control Circuit Low

Possible Causes:



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
 

Trouble Code: P2420



Evaporative Emission System Switching Valve Control Circuit High

Possible Causes:



Canister pump module (Reference orifice,
 
leak detection pump, vent valve)
 
Connector / wire harness (Canister pump module - Hybrid vehicle control ECU)
 
Hybrid vehicle control ECU
 

Trouble Code: P2420



Evaporative Emission System Switching Valve Control Circuit High

Possible Causes:



Canister pump module (0.02 inch orifice, leak detection pump, vent valve)
 
Connector / wire harness (Canister pump module - ECM)
 
ECM
 

 
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