knock TOYOTA AVENSIS 2003 Service Repair Manual

010B9±11
±
INTRODUCTION TERMS
01±37
AVENSIS REPAIR MANUAL (RM1018E)
TERMS
ABBREVIATIONS USED IN THIS MANUAL
AbbreviationsMeaning
ABSAnti±Lock Brake System
A/CAir Conditioner
ACAlternating Current
ACCAccessory
ACISAcoustic Control Induction System
ACSDAutomatic Cold Start Device
A.D.D.Automatic Disconnecting Differential
A/FAir±Fuel Ratio
AHCActive Height Control Suspension
ALRAutomatic Locking Retractor
ALTAlternator
AMPAmplifier
ANTAntenna
Approx.Approximately
ASSYAssembly
A/T, ATMAutomatic Transmission (Transaxle)
AT FAutomatic Transmission Fluid
AUTOAutomatic
AUXAuxiliary
AV GAverage
AV SAdaptive Variable Suspension
B+Battery Voltage
BABrake Assist
BACSBoost Altitude Compensation System
BATBattery
BDCBottom Dead Center
B/LBi±Level
B/SBore±Stroke Ratio
BTDCBefore Top Dead Center
BVSVBimetallic Vacuum Switching Valve
CANController Area Network
CBCircuit Breaker
CCoCatalytic Converter For Oxidation
CDCompact Disc
CFCornering Force
CGCenter Of Gravity
CHChannel
CKDComplete Knock Down
COMB.Combination
CPECoupe
CPSCombustion Pressure Sensor
CPUCentral Processing Unit
CRSChild Restraint System
CTRCenter
C/VCheck Valve
CVControl Valve
CWCurb Weight
DCDirect Current
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±
INTRODUCTION TERMS
01±43
AVENSIS REPAIR MANUAL (RM1018E)
HO2S
Heated Oxygen SensorHeated Oxygen Sensor (HO2S)
IACIdle Air ControlIdle Speed Control (ISC)
IATIntake Air TemperatureIntake or Inlet Air Temperature
ICMIgnition Control Module±
IFIIndirect Fuel InjectionIndirect Injection (IDL)
IFSInertia Fuel±Shutoff±
ISCIdle Speed Control±
KSKnock SensorKnock Sensor
MAFMass Air FlowAir Flow Meter
MAPManifold Absolute PressureManifold Pressure Intake Vacuum
MCMixture Control
Electric Bleed Air Control Valve (EBCV)
Mixture Control Valve (MCV)
Electric Air Control Valve (EACV)
MDPManifold Differential Pressure±
MFIMultiport Fuel InjectionElectronic Fuel Injection (EFI)
MILMalfunction Indicator LampCheck Engine Lamp
MSTManifold Surface Temperature±
MVZManifold Vacuum Zone±
NVRAMNon±Volatile Random Access Memory±
O2SOxygen SensorOxygen Sensor, O2 Sensor (O2S)
OBDOn±Board DiagnosticOn±Board Diagnostic System (OBD)
OCOxidation Catalytic ConverterOxidation Catalyst Convert (OC), CCo
OPOpen LoopOpen Loop
PAIRPulsed Secondary Air InjectionAir Suction (AS)
PCMPowertrain Control Module±
PNPPark/Neutral Position±
PROMProgrammable Read Only Memory±
PSPPower Steering Pressure±
PTOXPeriodic Trap OxidizerDiesel Particulate Filter (DPF)
Diesel Particulate Trap (DPT)
RAMRandom Access MemoryRandom Access Memory (RAM)
RMRelay Module±
ROMRead Only MemoryRead Only Memory (ROM)
RPMEngine SpeedEngine Speed
SCSuperchargerSupercharger
SCBSupercharger BypassE±ABV
SFISequential Multiport Fuel InjectionElectronic Fuel Injection (EFI), Sequential Injection
SPLSmoke Puff Limiter±
SRIService Reminder Indicator±
SRTSystem Readiness Test±
STScan Tool±
TBThrottle BodyThrottle Body
TBIThrottle Body Fuel InjectionSingle Point Injection
Central Fuel Injection (Ci)
TCTurbochargerTurbocharger
TCCTorque Converter ClutchTorque Converter
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022J5±01
±
PREPARATION ENGINE CONTROL SYSTEM
02±3
AVENSIS REPAIR MANUAL (RM1018E)
ENGINE CONTROL SYSTEM
PREPARATION
SST
09268±21010Fuel Hose PullerKNOCK SENSOR(1AZ±FE)
Recomended Tools
09082±00040TOYOTA Electrical TesterSFI SYSTEM(1AZ±FE)
SFI SYSTEM(1AZ±FSE)
SFI SYSTEM(1ZZ±FE/3ZZ±FE)
(09083±00150)Test Lead SetSFI SYSTEM(1AZ±FE)
SFI SYSTEM(1AZ±FSE)
SFI SYSTEM(1ZZ±FE/3ZZ±FE)
Equipment
Ohmmeter
Radiator cap tester
Service Wire Harness
Torque wrench
Vernier calipers
Voltmeter
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031DY±01
03±4
±
SERVICE SPECIFICATIONS ENGINE CONTROL SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
ENGINE CONTROL SYSTEM
SERVICE DATA
1ZZ±FE/3ZZ±FE:
Power steering oil pressure switch
Voltage EMPS ± E2 Not spin the steering wheel at engine idling
Spin the steering wheel at engine idling
8 to 14 V
0 to 1.5 V
Idle air control valve
Movement Ignition switch ON
Half open  fully close  fully open  half open
Mass air flow meter
Resistance 4 (THA) ± 5 (E2)
at ±20
C (±4
F)
at 20
C (68
F)
at 60
C (140
F)
13.6 to 18.4 k

2.21 to .69 k

0.49 to 0.67 k

Camshaft timing oil control valve assy
Resistance at 20
C (68
F)
6.9 to 7.9

Throttle position sensor
Resistance VC ± E2
2.5 to 6.0 k

E.F.I. Engine coolant temperature sensor
Resistance Approx. 20
C (68
F)
Approx. 80
C (176
F)
2.32 to 2.59 k

0.310 to 0.326 k

Knock control sensor
Resistance Approx. 20
C (68
F)
120 to 280 k

1AZ±FE/1AZ±FSE:
Power steering oil pressure switch
Voltage PSW ± E2
Not spin the steering wheel at engine idling
Spin the steering wheel at engine idling
9 to 14 V
0 to 3 V
Idle air control valve
Movement Ignition switch ON
Half open  fully close  fully open  half open
Throttle body assy (1AZ±FSE)
Throttle valve opening percentage
Idle speed
60 % or more
700  50 rpm
Accelerator pedal position sensor (1AZ±FSE)
Voltage ACCEL POS Released
Depress
ACCEL POS #2 Released Depress
0.5 to 1.1 V
2.6 to 4.5 V
1.2 to 2.0 V
3.4 to 5.3 V
Mass air flow meter
Resistance 4 (THA) ± 5 (E2) at ±20
C (±4
F)
at 20
C (68
F)
at 60
C (140
F)
13.6 to 18.4 k

2.21 to .69 k

0.49 to 0.67 k

Camshaft timing oil control valve assy
Resistance at 20
C (68
F)
6.9 to 7.9

Throttle position sensor (1AZ±FE)
Resistance VC ± E2
2.5 to 5.0 k

Throttle body assy (1AZ±FSE)
Resistance 2 (M+) ± 1 (M±)
0.3 to 100
at 20
C (68
F)
E.F.I. Engine coolant temperature sensor
Resistance Approx. 20
C (68
F)
Approx. 80
C (176
F)
2.32 to 2.59 k

0.310 to 0.326 k

Knock control sensor
Resistance Approx. 20
C (68
F)
120 to 280 k

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031DZ±02
03±6
±
SERVICE SPECIFICATIONS ENGINE CONTROL SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
TORQUE SPECIFICATION
1ZZ±FE/3ZZ±FE:
Part TightenedN
mkgf
cmft
lbf
Throttle position sensor x Throttle body assy2.02018 in.
lbf
ISC valve x Throttle body assy3.73833 in.
lbf
Accelerator control cable bracket x Throttle body assy1313310
Throttle body assy x Intake manifold3030622
Throttle body bracket x Cylinder block sub±assy (1ZZ±FE)3030622
Manifold stay No. 2 x Throttle body assy (M/T)1313310
Accelerator control cable assy x Accelerator control cable bracket131299
Air cleaner hose No. 1 x Throttle body assy1.51513 in.
lbf
Cylinder head cover No. 2 x Cylinder head cover sub±assy7.07162 in.
lbf
Knock sensor x Cylinder block sub±assy2020415
1AZ±FE:
Part TightenedN
mkgf
cmft
lbf
Throttle body assy x Intake manifold3030622
Accelerator control cable assy x Throttle body assy131299
Engine cover sub±assy No. 1 x Cylinder head cover sub±assy7.07162 in.
lbf
Knock sensor x Cylinder block sub±assy2020415
Intake manifold x Cylinder head sub±assy3030622
Variable resister x Body (Leaded gasoline (Steering position LHD))5.05144 in.
lbf
1AZ±FSE:
Part TightenedN
mkgf
cmft
lbf
Throttle body assy x Intake manifold9.09280 in.
lbf
Throttle body bracket x Throttle body assy2121015
Throttle body bracket x Cylinder head sub±assy2121015
Ground terminal x Throttle body bracket8.48674 in.
lbf
Wire harness protector x Throttle body bracket8.48674 in.
lbf
Air cleaner hose No. 1 x Throttle body assy1.51513 in.
lbf
Engine cover sub±assy No. 1 x Cylinder head cover sub±assy7.07162 in.
lbf
Accelerator pedal x Body5.45548 in.
lbf
Knock control sensor x Cylinder block2020415
Engine cover bracket x Cylinder head3838828
1CD±FTV:
Part TightenedN
mkgf
cmft
lbf
Intake shutter assy x Intake air connector2121415
Engine cover No. 1 x Cylinder head cover sub±assy8.08271 in.
lbf
Engine cover No. 1 x Intake manifold8.08271 in.
lbf
Air tube No. 2 x Transmission2525518
Air tube No. 1 x Air tube No. 22525518
Camshaft position sensor x Camshaft oil seal retainer8.89079 in.
lbf
Return tube sub±assy x Engine hanger No. 19.09280 in.
lbf
Crankshaft position sensor x Oil pump assy8.89079 in.
lbf
ECM x Body5.55649 in.
lbf
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031H2±01
±
SERVICE SPECIFICATIONS ENGINE MECHANICAL
03±15
AVENSIS REPAIR MANUAL (RM1018E)
TORQUE SPECIFICATION
1ZZ±FE/3ZZ±FE:
Part TightenedN
mkgf
cmft
lbf
Camshaft bearing cap No. 3 x Cylinder head sub±assy1313310
Camshaft bearing cap No. 1 x Cylinder head sub±assy2323517
Camshaft timing gear or sprocket x Camshaft No. 25455140
Chain tensioner assy No. 1 x Timing chain or belt cover sub±assy9.09280 in.
lbf
V±ribbed belt tensioner assy x Cylinder block sub±assy6970451
V±ribbed belt tensioner assy x Cylinder head sub±assy2929621
Engine mounting insulator RH x Body5253038
Engine mounting insulator RH x Transverse engine engine mounting bracket5253038
Cylinder head cover sub±assy x Cylinder head sub±assy A
B11
9.011 2 928
80 in.
lbf
Cylinder head cover sub±assy x Timing chain or belt cover sub±assy1111 28
Ignition coil assy x Cylinder head cover sub±assy9.09280 in.
lbf
Engine wire x Cylinder head cover sub±assy9.09280 in.
lbf
Cylinder head cover No. 2 x Cylinder head cover sub±assy7.07162 in.
lbf
Engine hanger x Cylinder head sub±assy3838728
Radio setting condenser x Cylinder head sub±assy101027
Engine coolant temperature sensor x Cylinder head sub±assy2020415
Exhaust manifold x Cylinder head sub±assy3737727
Exhaust manifold heat insulator No. 1 x Exhaust manifold Bolt
Nut18
12184
12213 9
Manifold stay No. 2 x Exhaust manifold4950036
Manifold stay No. 2 x Cylinder block sub±assy4950036
Manifold stay x Exhaust manifold A4950036
Manifold stay x Cylinder block sub±assyB3737727
Transverse engine engine mounting bracket x Timing chain or belt cover
sub±assy4747935
V±ribbed idler assy No.1 x Cylinder block sub±assy39.240029
Knock sensor x Cylinder block sub±assy2020415
Crankshaft position sensor x Timing chain or belt cover9.09280 in.
lbf
Camshaft position sensor x Cylinder head sub±assy9.09280 in.
lbf
Water inlet x Cylinder block sub±assy1111 28
Water by±pass pipe No. 1 x Cylinder block sub±assy9.09280 in.
lbf
Water by±pass pipe No. 1 x Cylinder head sub±assy9.09280 in.
lbf
Oil level gage guide x Water by±pass pipe No. 11313310
Intake manifold x Cylinder head sub±assy3030622
Flywheel sub±assy x Crankshaft 1st
2nd49
Turn 90
500
Turn 90
36
Turn 90

Drive plate & ring gear sub±assy x Crankshaft8889765
Transverse engine engine mounting bracket front x Transverse engine en-
gine mounting insulator front5253038
Transverse engine engine mounting bracket rear x Transverse engine engine
mounting insulator rear8788764
Transverse engine engine mounting bracket LH x Transverse engine engine
mounting insulator LH8081659
Transverse engine engine mounting bracket RH x Transverse engine engine
mounting insulator RH5253038
Front suspension crossmember sub±assy x Body A
B45
133459
1,35633
98
Front suspension member brace x Body Bolt A
Bolt B133 801,356 81698
59
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03±16
±
SERVICE SPECIFICATIONS ENGINE MECHANICAL
AVENSIS REPAIR MANUAL (RM1018E) Part Tightened
ft
lbf
kgf
cm
N
m
Floor panel brace front x Body3030622
Battery carrier x Body12.81319
Battery x Body5.05144 in.
lbf
Air cleaner case x Body5.05144 in.
lbf
Air cleaner case x Transverse engine engine mounting bracket LH5.05144 in.
lbf
Radiator support upper x Body1919414
Front wheel RH & LH x Front axle hub sub±assy RH & LH1031,05076
Camshaft timing gear assy x Camshaft5455140
Chain tensioner slipper x Cylinder block sub±assy1919414
Timing chain or belt cover sub±assy x Cylinder head sub±assy1313310
Timing chain or belt cover sub±assy x Cylinder block sub±assy M6
M813
19133
19410
14
Crankshaft pulley x Crankshaft1381,407102
Cylinder head sub±assy x Cylinder block sub±assy 1st
2nd49
Turn 90
500
Turn 90
36
Turn 90

Camshaft timing oil control valve assy x Cylinder head sub±assy9.09280 in.
lbf
Chain vibration damper No. 1 x Cylinder head sub±assy9.09280 in.
lbf
Chain vibration damper No. 1 x Cylinder block sub±assy9.09280 in.
lbf
1AZ±FE:
Part TightenedN
mkgf
cmft
lbf
Front wheel RH1031,05076
Drain plug (M/T)4950036
Engine hanger No.1 x Cylinder head3838728
Engine hanger No.2 x Cylinder head3838728
Engine coolant temperature sensor x Cylinder head2020815
Knock sensor x Cylinder block2020815
Engine oil pressure switch assy x Cylinder head1515311
Water by±pass pipe No.1 x Cylinder block9.09280 in.
lbf
Drive shaft bearing bracket x Cylinder block5455140
V±ribbed belt tensioner assy x Timing chain cover6060744
Ignition coil assy x Cylinder head9.09280 in.
lbf
Water inlet x Cylinder block9.09280 in.
lbf
Exhaust manifold converter x Cylinder head3737827
Exhaust manifold stay x Exhaust manifold converter4444932
Manifold converter insulator No. 1 x Exhaust manifold converter121229
Intake manifold x Cylinder head3030622
Fly wheel (M/T) x Crank shaft1301,32796
Drive plate & ring gear (A/T) x Crankshaft981,00072
Transverse engine engine mounting bracket front x Transverse engine en-
gine mounting insulator front8788764
Transverse engine engine mounting bracket rear x Transverse engine engine
mounting insulator rear8788764
Front suspension cross member sub±assy front x Body Front
Rear45
133459
1,35633
98
Front suspension brace RH x Frame Bolt A
Bolt B133 801,356 81698
59
Front suspension brace LH x Frame Bolt A
Bolt B133
801,356 81698
59
Transverse engine engine mounting insulator LH x Engine mounting bracket
LH8788764
Transverse engine engine mounting insulator RH x Engine mounting bracket
RH5253038
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03±18
±
SERVICE SPECIFICATIONS ENGINE MECHANICAL
AVENSIS REPAIR MANUAL (RM1018E) Part Tightened
ft
lbf
kgf
cm
N
m
Knock sensor x Cylinder block2020815
Engine oil pressure switch assy x Cylinder head1515311
Water by±pass pipe No.1 x Cylinder block9.09280 in.
lbf
Drive shaft bearing bracket x Cylinder block5455140
Oil level gauge guide x Cylinder block9.09280 in.
lbf
V±ribbed belt tensioner assy x Timing chain cover6060744
Ignition coil assy x Cylinder head9.09280 in.
lbf
Water inlet x Cylinder block9.09280 in.
lbf
Exhaust manifold converter x Cylinder head3737827
Exhaust manifold stay x Exhaust manifold converter4444932
Manifold converter insulator No. 1 x Exhaust manifold converter121229
Surge tank stay No. 1 x Intake manifold2121015
Intake manifold x Cylinder head3030622
Throttle Body bracket x Throttle body2121015
Fly wheel (M/T) x Crank shaft1301,32796
Drive plate & ring gear (A/T) x Crankshaft981,00072
Transverse engine engine mounting bracket front x Transverse engine en-
gine mounting insulator front8788764
Transverse engine engine mounting bracket rear x Transverse engine engine
mounting insulator rear8788764
Front suspension cross member sub±assy front x Body Front
Rear45
133459
1,35633
98
Front suspension brace RH x Frame Bolt A
Bolt B133 801,356 81698
59
Front suspension brace LH x Frame Bolt A
Bolt B133
801,356 81698
59
Transverse engine engine mounting insulator LH x Engine mounting bracket
LH8788764
Transverse engine engine mounting insulator RH x Engine mounting bracket
RH5253038
Engine mounting bracket x No, 2 RH x Transverse engine
engine mounting insulator A B
52
11 3530
1,15238
83
Clutch release cylinder x manual transaxle Bolt A
Bolt B
Bolt C12
9.0
5.0122 92
5189
80 in.
lbf
44 in.
lbf
Vane pump assy x Timing chain cover4343931
Front suspension arm sub±assy lower No. 1 x Lower ball joint1271,29694
Front stabilizer link assy x Front suspension7475555
Floor panel brace front x Floor3030622
Engine service cover bracket RH x Body RHD steering position type9.09280 in.
lbf
Cooler bracket x Body LHD steering position type9.09280 in.
lbf
Oil reservoir bracket No. 1 x Body8.08271 in.
lbf
Return tube sub±assy x Frame8.08271 in.
lbf
Radiator reserve tank x sub±assy x body5.05144 in.
lbf
Compressor and magnetic clutch x Cylinder block2525518
Radiator relay block x Frame5.05144 in.
lbf
Engine cover No. 1 x Cylinder head cover7.07162 in.
lbf
Air cleaner assy x Body5.05144 in.
lbf
Cylinder head x Cylinder block 1st
2nd79
Turn 90
806
Turn 90
58
Turn 90

Camshaft timing control valve assy x Cylinder head9.09280 in.
lbf
Camshaft timing gear assy x Camshaft5455140
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100FK±01
A77870
Mass Air Flow
Meter Connector
N´m (kgf´cm, ft´lbf) : Specified torqueEngine Cover Sub±assy
No. 1
7.0 (71, 62 in.

lbf)
Fuel Vapor Feed Hose
No. 2
Air Cleaner Cap
Sub±assy VSV
Connector
Fuel Vapor Feed Hose
Clip
Engine Room Cover Side
Radiator Support Opening Cover
Clip Retainer
x2
x4
10±30
±
ENGINE CONTROL SYSTEM KNOCK SENSOR (1AZ±FE)
AVENSIS REPAIR MANUAL (RM1018E)
KNOCK SENSOR (1AZ±FE)
COMPONENTS
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A78452
Non±reusable part
N´m (kgf´cm, ft´lbf) : Specified torque Accelerator
Control Cable Assy

Throttle Body
Gasket
Water By±pass Hose No. 2 Water By±pass Hose Fuel Tube Sub±assy
Fuel Pipe Support
Throttle Position Sensor
Connector
ISC Valve Connector
13 (129, 9)
30 (306, 22)
Throttle Body Assy
±
ENGINE CONTROL SYSTEM KNOCK SENSOR (1AZ±FE)
10±31
AVENSIS REPAIR MANUAL (RM1018E)
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