Toyota Tundra. Manual — part 1150

element



Air induction
system



VVT system



ECM

P0560

System Voltage



Open in back up
power source
circuit



Battery



Battery terminals



EFI NO. 1 fuse



ECM

Comes on

DTC Stored

P0604

Random Access
Memory (RAM)

ECM

Comes on

DTC Stored

P0606

ECM/PCM Processor



Exhaust gas leak



HO2S



ECM

Comes on

DTC Stored

P0607

Control Module
Performance

ECM

Comes on

DTC Stored

P060A

Internal Control
Module Monitoring
Processor Performance

ECM

Comes on

DTC Stored

P060B

Internal Control
Module A/D
Processing
Performance

ECM

Comes on

DTC Stored

P060D

Internal Control
Module Accelerator
Pedal Position
Performance

ECM

Comes on

DTC Stored

P060E

Internal Control
Module Throttle
Position Performance

ECM

Comes on

DTC Stored

P0617

Starter Relay Circuit
High



Park/Neutral
Position (PNP)
switch



ST relay circuit



Ignition switch



ECM

Comes on

DTC Stored

P0630

VIN not Programmed
or Mismatch -
ECM/PCM

ECM

Comes on

DTC Stored

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra

P0657

Actuator Supply
Voltage Circuit/Open

ECM

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

P1607

Cruise Control Input
Processor

ECM

Comes on

DTC Stored

P1613

Secondary Air
Injection Driver
Malfunction



Air injection
control driver
(AID)



Open in AID
ground circuit



Open or short in
AID power
source circuit



Short in
diagnostic
information
signal circuit
(AID - ECM)



Open in
diagnostic
information
signal circuit
(AID - ECM)



Open or short in
air pump and air
switching valve
command signal
circuit (AID -
ECM)



ECM

Comes on

DTC Stored

P1614

Secondary Air
Injection System
Driver Bank 2



Air injection
control driver
(AID)



Open in AID
ground circuit



Open or short in
AID power
source circuit



Short in

Comes on

DTC Stored

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra

diagnostic
information
signal circuit
(AID - ECM)



Open in
diagnostic
information
signal circuit
(AID - ECM)



Open or short in
air pump and air
switching valve
command signal
circuit (AID -
ECM)



ECM

P2102

Throttle Actuator
Control Motor Circuit
Low



Open in throttle
actuator circuit



Throttle actuator



ECM

Comes on

DTC Stored

P2103

Throttle Actuator
Control Motor Circuit
High



Short in throttle
actuator circuit



Throttle actuator



Throttle valve



Throttle body
assembly



ECM

Comes on

DTC Stored

P2111

Throttle Actuator
Control System -
Stuck Open



Throttle actuator



Throttle body



Throttle valve



ECM

Comes on

DTC Stored

P2112

Throttle Actuator
Control System -
Stuck Closed



Throttle actuator



Throttle body



Throttle valve



ECM

Comes on

DTC Stored

P2118

Throttle Actuator
Control Motor Current
Range/Performance



Open in ETCS
power source
circuit



Battery



Battery terminals



ETCS fuse

Comes on

DTC Stored

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra



ECM

P2119

Throttle Actuator
Control Throttle Body
Range/Performance



TCS



ECM

Comes on

DTC Stored

P2120

Throttle/Pedal Position
Sensor/Switch "D"
Circuit



Accelerator Pedal
Position (APP)
sensor



ECM

Comes on

DTC Stored

P2121

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



Accelerator Pedal
Position (APP)
sensor



ECM

Comes on

DTC Stored

P2122

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



APP sensor



Open in VCP1
circuit



Open or ground
short in VPA
circuit



ECM

Comes on

DTC Stored

P2123

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



APP sensor



Open in EPA
circuit



ECM

Comes on

DTC Stored

P2125

Throttle/Pedal Position
Sensor/Switch "E"
Circuit



APP sensor



ECM

Comes on

DTC Stored

P2127

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



APP sensor



Open in VCP2
circuit



Open or ground
short in VPA2
circuit



ECM

Comes on

DTC Stored

P2128

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



APP sensor



Open in EPA2
circuit



ECM

Comes on

DTC Stored

P2135

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



Short between
VTA1 and VTA2
circuits

Comes on

DTC Stored

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra