2001 TOYOTA SEQUOIA O2 sensor

B05838
B05846
Vinyl Tape
B05837
Push New O-Ring
LU-18
- LUBRICATIONOIL PUMP
2852 Author
: Date
:
2005 SEQUOIA (RM1146U)

Parts must be assembled within 3 minutes of ap-
plication. Otherwise the material must be removed
and reapplied.

Immediately remove nozzle from the tube and rein-
stall cap.
(c) Install the No.2 oil pan with the 24 bolts and 2 nuts. Uni-
formly tighten the bolts and nuts in several passes.
Torque: 7.5 N´m (76 kgf´cm, 66 in.´lbf)
6. INSTALL CRANKSHAFT POSITION SENSOR
(See page IG-13)
7. INSTALL OIL FILTER, OIL COOLER AND FILTER
BRACKET ASSEMBLY
(a) Install a new gasket to the oil filter bracket.
(b) Install the oil filter, oil cooler and filter bracket assembly
with the 2 bolts and nut.
Torque: 18 N´m (185 kgf´cm, 13 ft´lbf)
(c) Connect the oil cooler hose to the oil cooler.
(d) Install the clamp.
Turn the clamp clockwise, and install the clamp to the oil
filter bracket.
(e) Install the wire to the clamp with a vinyl tape.
(f) Connect the oil pressure switch connector.
8. INSTALL OIL DIPSTICK GUIDE AND DIPSTICK
(a) Install a new O-ring to the dipstick guide.
(b) Apply soapy water to the O-ring.
(c) Push in the oil dipstick guide end into the guide hole of the
No.1 oil pan.
(d) Install the oil dipstick guide with the bolt.
Torque: 15 N´m, (155 kgf´cm, 11 ft´lbf)
(e) Install the oil dipstick.
9. INSTALL CRANKSHAFT TIMING PULLEY
(See page EM-23)

SPARK TEST
Replace the crankshaft position sensor.
CHECK CONNECTION OF IGNITION COIL
CONNECTOR
CHECK RESISTANCE OF CRANKSHAFT POSITION
Resistance:Cold Hot
CHECK IGT SIGNAL FROM ECM
(See page DI±221)
REPAIR WIRING BETWEEN IGNITION COIL
AND ECM
Connect securely.
Check wiring between ignition switch
to ignition coil (with igniter).
Check ECM (See page IN±35)
NG
OK
OK
OKBAD
BAD
BAD
CHANGE IT TO NORMAL IGNITION COIL (WITH
IGNITER) AND PERFORM SPARK TEST AGAIN
OKReplace the ignition coil (with igniter).
NO
OK
985 ± 1,600 W1,265 ± 1,890 WBAD
CHECK POWER SUPPLY TO IGNITION COIL (WITH
1. Turn ignition switch to ON.
2. Check that there is battery voltage at ignition coil positive (+)
terminal.IGNITER)
CHECK TDC
NG
SENSOR (See page IG±12)
B03198
16 mm Plug Wrench
IG±2
± IGNITIONIGNITION SYSTEM
2863 Author: Date:
2005 SEQUOIA (RM1146U)
If the spark does not occur, do the test as follows:
(7) Using a 16 mm plug wrench, install the spark plugs.
Torque: 17.5 N´m (180 kgf´cm, 13 ft´lbf)
(8) Reinstall the ignition coils (with igniter).
(see page IG±6)
2. INSPECT SPARK PLUGS
(a) Remove the ignition coils (with igniter).
(see page IG±5)
(b) Using a 16 mm plug wrench, remove the spark plugs.

IG08T±08
B17486
Drive Belt
Camshaft Position
Sensor Connector
Grommet
Engine Wire Camshaft Position Sensor
Oil Cooler Pipe
LH No.3 Timing Belt Cover
± IGNITIONCAMSHAFT POSITION SENSOR
IG±7
2868 Author: Date:
2005 SEQUOIA (RM1146U)
CAMSHAFT POSITION SENSOR
COMPONENTS

IG08U±08
B17487
IG±8
± IGNITIONCAMSHAFT POSITION SENSOR
2869 Author: Date:
2005 SEQUOIA (RM1146U)
REMOVAL
1. DRAIN ENGINE COOLANT
2. REMOVE DRIVE BELT (See page CH±7)
3. REMOVE LH NO.3 TIMING BELT COVER
(See page EM±16)
4. REMOVE CAMSHAFT POSITION SENSOR
Remove the bolt, stud bolt and camshaft position sensor.

IG08V±06
B17487
± IGNITIONCAMSHAFT POSITION SENSOR
IG±9
2870 Author: Date:
2005 SEQUOIA (RM1146U)
INSTALLATION
1. INSTALL CAMSHAFT POSITION SENSOR
Install the camshaft position sensor with the bolt and stud bolt
Torque: 7.5 N´m (80 kgf´cm, 66 in.´lbf)
2. INSTALL LH NO.3 TIMING BELT COVER
(See page EM±23)
3. INSTALL DRIVE BELT (See page CH±16)
4. FILL ENGINE COOLANT (See page CO±2)
5. CHECK ENGINE COOLANT FOR LEAKS
6. CHECK IGNITION TIMING (See page EM±9)

IG08W±06
B07249N´m (kgf´cm, ft´lbf): Specified torque
Crankshaft Position Sensor
Engine Under Cover (2WD)Crankshaft Position
Sensor Connector
Engine Under Cover (4WD)
x 5
6.5 (65, 58 in.´lbf)
29 (296, 21)
29 (296, 21)
IG±10
± IGNITIONCRANKSHAFT POSITION SENSOR
2871 Author: Date:
2005 SEQUOIA (RM1146U)
CRANKSHAFT POSITION SENSOR
COMPONENTS

IG08X±05
B07251
± IGNITIONCRANKSHAFT POSITION SENSOR
IG±11
2872 Author: Date:
2005 SEQUOIA (RM1146U)
REMOVAL
1. REMOVE ENGINE UNDER COVER
2. REMOVE CRANKSHAFT POSITION SENSOR
(a) Disconnect the crankshaft position sensor connector.
(b) Remove the bolt and crankshaft position sensor.

IG0EL±04
B02713
Ohmmeter IG±12
± IGNITIONCRANKSHAFT POSITION SENSOR
2873 Author: Date:
2005 SEQUOIA (RM1146U)
INSPECTION
NOTICE:
ºColdº and ºHotº in these sentences express the tempera-
ture of the coils themselves. ºColdº is from ±10°C (14°F) to
50°C (122°F) and ºHotº is from 50°C (122°F) to 100°C
(212°F).
INSPECT CRANKSHAFT POSITION SENSOR
Using an ohmmeter, measure the resistance between the ter-
minals.
Resistance:
Cold1,630 ± 2,740 W
Hot2,065 ± 3,225 W
If the resistance is not as specified, replace the crankshaft posi-
tion sensor.