Toyota Sequoia (2005). Manual — part 62
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DIAGNOSTICS
ENGINE
DI–51
245
THRTL MOT (CLS)
Throttle motor duty ratio (close):
Min.: 0 %, Max.: 100 %
ETCS service data
O2S B1 S2
Heated oxygen sensor output volt-
age for bank 1 sensor 2:
Min.: 0 V, Max.: 1.275 V
0.1 to 0.9 V:
Driving 44 mph (70 km/h)
Performing the INJ VOL or A/F
CONTROL function of the ACTIVE
TEST enables the technician to
check voltage output of the sensor
O2S B2 S2
Heated oxygen sensor output volt-
age for bank 1 sensor 2:
Min.: 0 V, Max.: 1.275 V
0.1 to 0.9 V:
Driving 44 mph (70 km/h)
Performing the INJ VOL or A/F
CONTROL function of the ACTIVE
TEST enables the technician to
check voltage output of the sensor
AFS B1 S1
A/F sensor output voltage for bank
1 sensor 1:
Min.: 0 V, Max.: 7.999 V
2.8 to 3.8 V: Idling
Performing the INJ VOL or A/F
CONTROL function of the ACTIVE
TEST enables the technician to
check voltage output of the sensor
AFS B2 S1
A/F sensor output voltage for bank
1 sensor 1:
Min.: 0 V, Max.: 7.999 V
2.8 to 3.8 V: Idling
Performing the INJ VOL or A/F
CONTROL function of the ACTIVE
TEST enables the technician to
check voltage output of the sensor
TOTAL FT #1
Total fuel trim of bank 1
Average value for fuel trim system
of bank 1:
Min.: –0.5, Max.: 1,496
–0.2 to 0.2: Idling
TOTAL FT #2
Total fuel trim of bank 1
Average value for fuel trim system
of bank 1:
Min.: –0.5, Max.: 1,496
–0.2 to 0.2: Idling
SHORT FT #1
Short–term fuel trim of bank 1:
Min.: –100 %, Max.: 99.2%
0
±
20 %
This item the short–term fuel com-
pensation used to maintain the
air–fuel ratio at stoichiometric air–
fuel ratio
SHORT FT #2
Short–term fuel trim of bank 1:
Min.: –100 %, Max.: 99.2%
0
±
20 %
This item the short–term fuel com-
pensation used to maintain the
air–fuel ratio at stoichiometric air–
fuel ratio
LONG FT #1
Long–term fuel trim of bank 1:
Min.: –100 %, Max.: 99.2 %
0
±
20 %
This item the overall fuel com-
pensation carried out in long–term
to compensate a continual devi-
ation of the short–term fuel trim
from the central value
LONG FT #2
Long–term fuel trim of bank 1:
Min.: –100 %, Max.: 99.2 %
0
±
20 %
This item the overall fuel com-
pensation carried out in long–term
to compensate a continual devi-
ation of the short–term fuel trim
from the central value
FUEL SYS #1
Fuel system status (Bank1):
OL or CL or OL DRIVE or
OL FAULT or CL FAULT
CL: Idling after warming up
OL (Open Loop): Has not yet sa-
tisfied conditions to go closed
loop
CL (Closed Loop): Using heated
oxygen sensor as feedback for
fuel control.
OL DRIVE: Open loop due to
driving conditions (fuel enrich-
ment)
OL FAULT: Open loop due to de-
tected system fault
CL FAULT: Closed loop but
heated oxygen sensor, which
used for fuel control malfunction-
ing
DI–52
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DIAGNOSTICS
ENGINE
246
FUEL SYS #2
Fuel system status (Bank1):
OL or CL or OL DRIVE or
OL FAULT or CL FAULT
CL: Idling after warming up
OL (Open Loop): Has not yet sa-
tisfied conditions to go closed
loop
CL (Closed Loop): Using heated
oxygen sensor as feedback for
fuel control.
OL DRIVE: Open loop due to
driving conditions (fuel enrich-
ment)
OL FAULT: Open loop due to de-
tected system fault
CL FAULT: Closed loop but
heated oxygen sensor, which
used for fuel control malfunction-
ing
O2FT B1 S2
Short–term fuel trim associated
with the bank 1 sensor 2:
Min.: –100 %, Max.: 99.2 %
0
±
20 %
Same as SHORT FT #1
O2FT B2 S2
Short–term fuel trim associated
with the bank 1 sensor 2:
Min.: –100 %, Max.: 99.2 %
0
±
20 %
Same as SHORT FT #1
AF FT B1 S1
Short–term fuel trim associated
with the bank 1 sensor 1:
Min.: 0, Max.: 1.999
Value less than 1 (0.000 to
0.999) = Lean
Stoichiometric air–fuel ratio=1
Value greater than 1 (1.001 to
1.999) = RICH
AF FT B2 S1
Short–term fuel trim associated
with the bank 1 sensor 1:
Min.: 0, Max.: 1.999
Value less than 1 (0.000 to
0.999) = Lean
Stoichiometric air–fuel ratio=1
Value greater than 1 (1.001 to
1.999) = RICH
CAT TEMP B1S1
Catalyst temperature (Bank 1,
Sensor 1):
Min.: –40, Max.: 6,513.5
C
CAT TEMP B2S1
Catalyst temperature (Bank 1,
Sensor 1):
Min.: –40, Max.: 6,513.5
C
CAT TEMP B1S2
Catalyst temperature (Bank 1,
Sensor 2):
Min.: –40, Max.: 6,513.5
C
CAT TEMP B2S2
Catalyst temperature (Bank 1,
Sensor 2):
Min.: –40, Max.: 6,513.5
C
INI COOL TEMP
Initial engine coolant temperature:
Min.: –40
C, Max.: 140
C
Close to ambient air temperature
Service data
INI INTAKE TEMP
Initial intake air temperature:
Min.: –40
C, Max.: 140
C
Close to ambient air temperature
Service data
INJ VOL
Injection volume (cylinder 1):
Min.: 0 ml, Max.: 2.048 ml
0 to 0.5 ml
Quantity of fuel injection volume
for 10 times
STARTER SIG
Starter signal: ON or OFF
ON: Cranking
PS SW
Power steering signal:
ON or OFF
ON: Power steering operation
PS SIGNAL
Power steering signal:
ON or OFF
ON: When steering wheel first
turned after ignition switch turned
to ON
This signal status usually ON until
ignition switch turned to OFF
CTP SW
Closed throttle position switch:
ON or OFF
ON: Throttle fully closed
OFF: Throttle open
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DIAGNOSTICS
ENGINE
DI–53
247
A/C SIG
A/C signal: ON or OFF
ON: A/C ON
ELECT LOAD SIG
Electrical load signal:
ON or OFF
ON: Headlights or defogger is
turned ON
STOP LIGHT SW
Stop lamp switch:
ON or OFF
ON: brake pedal is depressed.
+BM
Whether or not electric throttle
control system power inputted:
ON or OFF
ON: Idling
+BM VOLTAGE
+BM voltage:
Min.: 0, Max.: 19.92
10 to 15 V: Idling
ETCS service data
BATTERY VOLTAGE
Battery voltage:
Min.: 0 V, Max.: 65.535 V
9 to 14 V: Idling
ACTUATOR POWER
Actuator power supply:
ON or OFF
ON: Idling
ETCS service data
ATM PRESSURE
Atmospheric pressure:
Min.: 0 kPa, Max.: 150 kPa
Equivalent to atmospheric pres-
sure (absolute pressure)
SECOND AIR VSV
Secondary air injection system
status
ON: Secondary air injection sys-
tem operation
ACT VSV
A/C cut status for Active Test:
ON or OFF
Active Test support data
EVAP (Purge) VSV
VSV status for EVAP control:
ON or OFF
Active Test support data
FUEL PUMP / SPD
Fuel pump/speed status:
ON or OFF
Active Test support data
VVT CTRL B1
VVT control status:
ON or OFF
Active Test support data
VVT CTRL B2
VVT control status:
ON or OFF
Active Test support data
VACUUM PUMP
Key–off EVAP system pump sta-
tus:
ON or OFF
Active Test support data
EVAP VENT VAL
Key–off EVAP system vent valve
status:
ON or OFF
Active Test support data
TC/TE1
TC and TE1 terminal of DLC3:
ON or OFF
VVTL AIM ANGL #1
VVT aim angle (bank 1):
Min.: 0 %, Max.: 100 %
0 %: Idling
VVT duty signal value during intru-
sive operation
VVTL AIM ANGL #2
VVT aim angle (bank 1):
Min.: 0 %, Max.: 100 %
0 %: Idling
VVT duty signal value during intru-
sive operation
VVT CHNG ANGL #1
VVT change angle:
Min.: 0
FR, Max.: 60
FR
0 to 5
FR: Idling
Displacement angle during intru-
sive operation
VVT CHNG ANGL #2
VVT change angle:
Min.: 0
FR, Max.: 60
FR
0 to 5
FR: Idling
Displacement angle during intru-
sive operation
VVT OCV DUTY B1
VVT OCV operation duty:
Min.: 0 %, Max.: 100 %
0 %: Idling
Requested duty value for intrusive
operation
VVT OCV DUTY B2
VVT OCV operation duty:
Min.: 0 %, Max.: 100 %
0 %: Idling
Requested duty value for intrusive
operation
FC IDL
Fuel cut idle:
ON or OFF
ON: Fuel cut operation
FC IDL = ”ON” when throttle valve
fully closed and engine speed over
2,800 rpm
DI–54
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DIAGNOSTICS
ENGINE
248
FC TAU
Fuel cut TAU: Fuel cut during very
light load:
ON or OFF
ON: Fuel cut operating
The fuel cut being performed un-
der very light load to prevent the
engine combustion from becoming
incomplete
IGNITION
Ignition counter:
Min.: 0, Max.: 800
0 to 800
CYL #1, #2, #3, #4, #5, #6, #7, #8
Misfire ratio of the cylinder 1 to 4:
Min.: 0, Max.: 255
0 %
This item displayed in only idling
CYL ALL
All cylinders misfire rate:
Min.: 0, Max.: 255
0 to 35
MISFIRE RPM
Engine RPM for first misfire range:
Min.: 0
rpm, Max.: 6,375 rpm
0 rpm: Misfire 0
MISFIRE LOAD
Engine load for first misfire range:
Min.: 0 g/rev, Max.: 3.98 g/rev
0 g/rev: Misfire 0
MISFIRE MARGIN
Misfire monitoring:
MIn.: –100 %, Max.: 99.22 %
–100 to 99.2 %
Misfire detecting margin
#CODES
#Codes:
Min.: 0, Max.: 255
Number of detected DTCs
CHECK MODE
Check mode:
0: ON, 1: OFF
ON: Check mode ON
See page
SPD TEST
Check mode result for vehicle
speed sensor:
0: COMPL, 1: INCOMPL
AS TEST
Check mode result for secondary
air injection system:
0: COMPL, 1: INCOMPL
MISFIRE TEST
Check mode result for misfire
monitor:
0: COMPL, 1: INCOMPL
OXS1 TEST
Check mode result for HO2 sen-
sor :
0: COMPL, 1: INCOMPL
OXS2 TEST
Check mode result for HO2 sen-
sor :
0: COMPL, 1: INCOMPL
A/F SSR TEST B1
Check mode result for air–fuel ra-
tio sensor :
0: COMPL, 1: INCOMPL
A/F SSR TEST B2
Check mode result for air–fuel ra-
tio sensor :
0: COMPL, 1: INCOMPL
MIL
MIL status:
ON or OFF
ON: MIL ON
MIL ON RUN DIST
MIL ON Run Distance:
Min.: 0 second,
Max.: 65,535 seconds
Distance after DTC detected
MIL ON RUN TIME
Running time from MIL ON:
Min.: 0 minute,
Max.: 65,535 minutes
Equivalent to running time after
MIL was ON
ENG RUN TIME
Engine run time:
Min.: 0 second,
Max.: 65,535 seconds
Time after engine start
Service data
TIME DTC CLEAR
Time after DTC cleared:
Min.: 0 minute,
Max.: 65,535 minutes
Equivalent to time after DTCs
were erased
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