Toyota Tundra. Manual — part 1318

DIAGNOSTIC TROUBLE CODE CHART

HINT:

Parameters listed in the chart may be different than your readings depending on the type of instrument and other

Tester Display

Test Part

Range

Diagnostic Notes

Evaporative
System Check
(Automatic
Mode)

Perform 5 steps in
order to operate EVAP
key-off monitor
automatically

-



ECT and IAT (fuel temperature)
should be 35°C (95°F) or less



If no DTCs in Pending menu after
performing this test, system
functioning normally



Refer to EVAP INSPECTION
PROCEDURE

Evaporative
System Check
(Manual Mode)

Perform 5 steps in
order to operate EVAP
key-off monitor
manually

-



ECT and IAT (fuel temperature)
should be 35°C (95°F) or less



Used to detect malfunctioning parts



Refer to EVAP INSPECTION
PROCEDURE

Air Injection
Check
(Automatic
Mode)

Perform secondary air
injection system
operation
automatically

With warm
engine,
ignition
switch turned
off once



If no DTCs in Pending after
performing this test, system
functioning normally



Refer to inspection procedure for
secondary air injection system
DTCs



When performing Air Injection
Check operation after battery cable
has been reconnected, wait for 7
minutes with ignition switch turned
to ON or engine running



Turn ignition switch off when
System Check finished

Air Injection
Check (Manual
Mode)

Perform 7 operations
in order to operate air
injection system
monitor manually

With warm
engine,
ignition
switch turned
off once



Used to detect malfunctioning parts



Refer to inspection procedure for
secondary air injection system
DTCs



When performing Air Injection
Check operation after battery cable
has been reconnected, wait for 7
minutes with ignition switch turned
to ON or engine running



Turn ignition switch off when
System Check finishes

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra

factors.

If any DTCs are displayed during a check mode DTC check, check the trouble area for the DTCs listed in the
table below.

SFI SYSTEM

DIAGNOSTIC TROUBLE CODE - SFI SYSTEM

DTC Code

Detection Item

Trouble Areas

MIL

Memory

DTC for

Mexico
Models

P0010

Camshaft Position
"A" Actuator Circuit
(Bank 1)

Open or short in OCV
for intake camshaft
(for bank 2)circuit
OCV for intake
camshaft (for bank 2)
ECM

Comes on

DTC stored

Applies

P0011

Camshaft Position
"A" - Timing Over-
Advanced or System
Performance (Bank
1)



Valve timing



OCV for intake
camshaft



OCV filter



Intake camshaft
timing gear
assembly



ECM

Comes on

DTC stored

Applies

P0012

Camshaft Position
"A" - Timing Over-
Retarded (Bank 1)

Valve timing



OCV for intake
camshaft



OCV filter



Intake camshaft
timing gear
assembly



ECM

Comes on

DTC stored

Applies

P0016

Crankshaft Position
- Camshaft Position
Correlation (Bank 1
Sensor A)

Mechanical system
(Timing belt has
jumped tooth or belt
stretched) ECM

Comes on

DTC stored

Applies

P0018

Crankshaft Position
- Camshaft Position
Correlation (Bank 2
Sensor A)

Mechanical system
(Timing belt has
jumped tooth or belt
stretched) ECM

Comes on

DTC stored

Applies

P0020

Camshaft Position
"A" Actuator Circuit



Open or short in
OCV for intake

Comes on

DTC stored

Applies

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra

(Bank 2)

camshaft (for
bank 2) circuit



OCV for intake
camshaft (for
bank 2)



ECM

P0021

Camshaft Position
"A" - Timing Over-
Advanced or System
Performance (Bank
2)



Valve timing



OCV for intake
camshaft



OCV filter



Intake camshaft
timing gear
assembly



ECM

Comes on

DTC stored

Applies

P0022

Camshaft Position
"A" - Timing Over-
Retarded (Bank 2)



OCV for intake
camshaft



OCV filter



Intake camshaft
timing gear
assembly



ECM

Comes on

DTC stored

Applies

P0031

Oxygen (A/F)
Sensor Heater
Control Circuit Low
(Bank 1 Sensor 1)



Open in A/F
sensor heater
circuit



A/F sensor
heater (for
sensor 1)



Integration relay



ECM

Comes on

DTC stored

Applies

P0032

Oxygen (A/F)
Sensor Heater
Control Circuit High
(Bank 1 Sensor 1)



Short in A/F
sensor heater
circuit



A/F sensor
heater (for
sensor 1)



Integration relay



ECM

Comes on

DTC stored

Applies

P0037

Oxygen Sensor
Heater Control
Circuit Low (Bank 1
Sensor 2)



Open in HO2
sensor heater
circuit



HO2 sensor

Comes on

DTC stored

Applies

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra

heater (for
sensor 2)



Integration relay
(EFI)



ECM

P0038

Oxygen Sensor
Heater Control
Circuit High (Bank
1 Sensor 2)



Short in HO2
sensor heater
circuit



HO2 sensor
heater (for
sensor 2)



Integration relay
(EFI)



ECM

Comes on

DTC stored

Applies

P0051

Oxygen (A/F)
Sensor Heater
Control Circuit Low
(Bank 2 Sensor 1)



Open in A/F
sensor heater
circuit



A/F sensor
heater (for
sensor 1)



Integration relay



ECM

Comes on

DTC stored

Applies

P0052

Oxygen (A/F)
Sensor Heater
Control Circuit High
(Bank 2 Sensor 1)



Short in A/F
sensor heater
circuit



A/F sensor
heater (for
sensor 1)



Integration relay



ECM

Comes on

DTC stored

Applies

P0057

Oxygen Sensor
Heater Control
Circuit Low (Bank 2
Sensor 2)



Open in HO2
sensor heater
circuit



HO2 sensor
heater (for
sensor 2)



Integration relay
(EFI)



ECM

Comes on

DTC stored

Applies

P0058

Oxygen Sensor
Heater Control
Circuit High (Bank



Short in HO2
sensor heater
circuit

Comes on

DTC stored

Applies

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra