heater TOYOTA AVENSIS 2005 Service Repair Manual

05–32
–
DIAGNOSTICS SFI SYSTEM (1ZZ–FE/3ZZ–FE)(From February, 2004)
AVENSIS REPAIR MANUAL SUPPLEMENT
(RM1098E) DTC No.
(See Page) Memory
*1
MIL
Trouble Area
Detection Item
P2111
( 05–177 )Throttle Actuator Control System
– Stuck OpenThrottle actuator
 Throttle body assembly
 Throttle valve

P2112
( 05–177 )Throttle Actuator Control System
– Stuck ClosedSame as DTC P2111
P2118
( 05–179 )Throttle Actuator Control Motor
Current Range/PerformanceOpen in ETCS power source circuit
 ETCS fuse
 ECM

P2119
( 05–182 )Throttle Actuator Control Throttle
Body Range/PerformanceElectronic throttle control system
 ECM
P2120
( 05–184 )Throttle/Pedal Position Sensor/
Switch ”D” CircuitAccelerator pedal position sensor
 ECM
P2121
( 05–192 )Throttle/Pedal Position Sensor/
Switch ”D” Circuit Range/Perfor-
manceAccelerator pedal position sensor circuit
 Accelerator pedal position sensor
 ECM

P2122
( 05–184 )Throttle/Pedal Position Sensor/
Switch ”D” Circuit Low Input
Accelerator pedal position sensor
 Open in VCP1 circuit
 Open or ground short in VPA1 circuit
 ECM

P2123
( 05–184 )Throttle/Pedal Position Sensor/
Switch ”D” Circuit High InputAccelerator pedal position sensor
 Open in EPA circuit
 ECM

P2125
( 05–184 )Throttle/Pedal Position Sensor/
Switch ”E” CircuitAccelerator pedal position sensor
 ECM
P2127
( 05–184 )Throttle/Pedal Position Sensor/
Switch ”E” Circuit Low Input
Accelerator pedal position sensor
 Open in VCP2 circuit
 Open or ground short in VPA2 circuit
 ECM

P2128
( 05–184 )Throttle/Pedal Position Sensor/
Switch ”E” Circuit High InputAccelerator pedal position sensor
 Open in EPA2 circuit
 ECM

P2135
( 05–66 )Throttle/Pedal Position Sensor/
Switch ”A”/”B” Voltage Correla-
tionVTA1 and VTA2 circuits are short–circuited
 Throttle position sensor (built into throttle body)
 ECM

P2138
( 05–184 )Throttle/Pedal Position Sensor/
Switch ”D”/”E” Voltage Correla-
tionVPA1 and VPA2 circuits are short circuited
 Accelerator pedal position sensor
 ECM

P2195 *4
( 05–74 )Oxygen Sensor Signal Stuck
Lean (Bank 1 Sensor 1)
Open or short in heated oxygen sensor circuit
 Heated oxygen sensor (Sensor 1)
 Heated oxygen sensor heater (Sensor 1)
 EFI relay
 Air induction system
 Fuel pressure
 Injector
 ECM

P2196 *4
( 05–74 )Oxygen Sensor Signal Stuck
Rich (Bank 1 Sensor 1)Same as DTC P2195
P2716
( 05–286 )Pressure Control Solenoid ”D”
Electrical (Shift Solenoid SLT)Electronic control automatic transaxle
P2769
( 05–289 )Torque Converter Clutch Sole-
noid Circuit Low (Shift Solenoid
Valve SL)
Electronic control automatic transaxle

+25 %
–12.5 %
More than 0.5 V
Less than 0.4V
Case 1
Case 2
Case 3
Case 4
Output Voltage of Heated Oxygen
Sensor (sensor 1: front sensor)
Injection volume
Output voltage
Output Voltage of Heated Oxygen
Sensor (sensor 2: rear sensor)Main Suspect
Trouble Area
OK
+25 %
–12.5 %
More than 0.5 V
Less than 0.4V
Injection volume
Output voltage
+25 %
–12.5 %
More than 0.5 V
Less than 0.4V
Injection volume
Output voltage
Sensor 1: front sensor
(Sensor 1, heater, sensor 1
circuit)
+25 %
–12.5 %
More than 0.5 V
Less than 0.4V
Injection volume
Output voltage
+25 %
–12.5 %
Injection volume
Output voltage
NG
+25 %
–12.5 %
Injection volume
Output voltage
NG
+25 %
–12.5 %
Injection volume
Output voltage
NG
+25 %
–12.5 %
Injection volume
Output voltage
NGExtremely rich or lean actual
air–fuel ratio
(Injector, fuel pressure, gas
leakage in exhaust system,
etc.) OK
OK
OK
Almost no reaction

Sensor 2: rear sensor
(Sensor 2, heater, sensor 2
circuit)
Almost no reaction Almost no reactionAlmost no reaction
05–154
– DIAGNOSTICSSFI SYSTEM (1ZZ–FE/3ZZ–FE)(From February, 2004)
AVENSIS REPAIR MANUAL SUPPLEMENT
(RM1098E)
The following A/F Control procedure enables the technician to check and graph the voltage output of both
the heated oxygen sensors.
To display the graph, select the following menu items on the tester: View / Line Graph.

05KAK–01
– DIAGNOSTICSELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT] (U341E) (From February, 2004)05–209
AVENSIS REPAIR MANUAL SUPPLEMENT
(RM1098E)
PART AND SYSTEM NAME LIST
This reference list indicates the part names used in this manual along with their definitions.
Part and system nameDefinition
Toyota HCAC system, Hydrocarbon adsorptive Catalyst
(HCAC) system, HC adsorptive three–way catalystHC adsorptive three–way catalytic converter
Variable Valve Timing sensor, VVT sensorCamshaft position sensor
Variable valve timing system, VVT systemCamshaft timing control system
Camshaft timing oil control valve, Oil control valve OCV,
VVT, VSVCamshaft timing oil control valve
Variable timing and lift, VVTLCamshaft timing and lift control
Crankshaft position sensor ”A”Crankshaft position sensor
Engine speed sensorCrankshaft position sensor
THAIntake air temperature
Knock control moduleEngine knock control module
Knock sensorEngine knock sensor
Mass or volume air flow circuitMass air flow sensor circuit
Vacuum sensorManifold air pressure sensor
Internal control module, Control module, Engine control
ECU, PCMPower train control module
FC idleDeceleration fuel cut
Idle air control valveIdle speed control
VSV for CCV, Canister close valve VSV for canister controlEvaporative emissions canister vent valve
VSV for EVAP, Vacuum switching valve assembly No. 1,
EVAP VAV, Purge VSVEvaporative emissions canister purge valve
VSV for pressure switching valve, Bypass VSVEvaporative emission pressure switching valve
Vapor pressure sensor, EVAP pressure sensor, Evaporative
emission control system pressure sensorFuel tank pressure sensor
Charcoal canisterEvaporative emissions canister
ORVR systemOn–boad refueling vapor recovery system
Intake manifold runner controlIntake manifold tuning system
Intake manifold runner valve, IMRV, IACV (runner valve)Intake manifold tuning valve
Intake control VSVIntake manifold tuning solenoid valve
AFSAir fuel ratio sensor
O2 sensorHeater oxygen sensor
Oxygen sensor pumping current circuitOxygen sensor output signal
Oxygen sensor reference ground circuitOxygen sensor signal ground
Accel position sensorAccelerator pedal position sensor
Throttle actuator control motor, Actuator control motor, Elec-
tronic throttle motor, Throttle control motorElectronic throttle actuator
Electronic throttle control system, Throttle actuator control
systemElectronic throttle control system
Throttle/pedal position sensor, Throttle/pedal position switch,
Throttle position sensor/switchThrottle position sensor
Turbo press sensorTurbocharger pressure sensor
Turbo VSVTurbocharger pressure control solenoid valve
P/S pressure switchPower–steering pressure switch
VSV for ACMActive control engine mount
Speed sensor, Vehicle speed sensor ”A”, Speed sensor for
skid control ECUVehicle speed sensor
ATF temperature sensor, Trans. fluid temp. sensor, ATF
temperature sensor ”A”Transmission fluid temperature sensor
Electronic controlled automatic transmission, ECTElectronically controlled automatic
Intermediate shaft speed sensor ”A”Couter gear speed sensor

141UL–01
A93669
A60622
14–32–
ENGINE MECHANICAL CYLINDER HEAD GASKET (1ZZ–FE/3ZZ–FE)(From
February, 2004)
AVENSIS REPAIR MANUAL SUPPLEMENT
(RM1098E)
REPLACEMENT
1. DISCHARGE FUEL SYSTEM PRESSURE (See Pub. No. RM1018E on page 11–1)
2. REMOVE RADIATOR SUPPORT OPENING COVER (See page 14–9)
3. REMOVE ENGINE ROOM COVER SIDE (See page 14–9)
4. REMOVE FRONT WHEEL RH
5. REMOVE ENGINE UNDER COVER SUB–ASSY NO.1 (See page 14–9)
6. REMOVE ENGINE UNDER COVER RH (See page 14–9)
7. DRAIN ENGINE COOLANT (See page 16–5)
8. REMOVE CYLINDER HEAD COVER NO.2
(a) Remove the 2 nuts and 2 clips, then detach cylinder headcover No.2.
9. REMOVE AIR CLEANER HOSE NO.1
(a) Disconnect the VSV connector.
(b) Disconnect fuel vapor feed No. 1 hose from the VSV.
(c) Disconnect the fuel vapor feed hose from the VSV.
(d) Disconnect the ventilation hose from air cleaner hose No. 1.
(e) Loosen the 2 air cleaner hose clamp bolts, then remove the air cleaner h\
ose.
10. DISCONNECT WATER BY–PASS HOSE
(a) Disconnect the water by–pass hose from the throttle body.
11. DISCONNECT WATER BY–PASS HOSE NO.2
(a) Disconnect water by–pass hose No. 2 from the throttle body.
12. REMOVE EFI FUEL PIPE CLAMP (See Pub. No. RM1018E on page 11–11)
13. DISCONNECT FUEL TUBE SUB–ASSY (See Pub. No. RM1018E on page 11–11)
14. DISCONNECT UNION TO CONNECTOR TUBE HOSE
(a) Disconnect the union to connector tube hose from the hose to hose tube.
15. DISCONNECT RADIATOR HOSE INLET
(a) Disconnect the radiator hose inlet from the cylinder head.
16. DISCONNECT HEATER INLET WATER HOSE
(a) Disconnect the heater inlet water hose from the cylinder head. 17. REMOVE FAN AND GENERATOR V BELT
(a) Turn the V–ribbed belt tensioner clockwise slowly andloosen it. Remove the fan and generator V belt, then put
back the V–ribbed belt tensioner carefully.

A76724
A76714
A77338
– ENGINE MECHANICALPARTIAL ENGINE ASSY (1ZZ–FE/3ZZ–FE)(From
February, 2004)14–11
AVENSIS REPAIR MANUAL SUPPLEMENT
(RM1098E)
22. REMOVE RADIATOR ASSY
(a) Remove the 2 bolts and relay block.
(b) Disconnect the connector and 2 harness clamps.
(c) Remove the 2 bolts, 2 radiator support uppers and radia-
tor.
23. REMOVE BATTERY
24. REMOVE BATTERY TRAY
25. REMOVE BATTERY CARRIER
(a) Remove the 4 bolts, battery carrier and bracket.
26. REMOVE EFI FUEL PIPE CLAMP

(See Pub. No. RM1018E on page 11–11)
27. DISCONNECT FUEL TUBE SUB–ASSY

(See Pub. No. RM1018E on page 11–11)
28. DISCONNECT UNION TO CONNECTOR TUBE HOSE
(a) Disconnect the union to connector tube hose.
29. DISCONNECT HEATER INLET WATER HOSE
(a) Disconnect the heater inlet water hose from the heater core inlet tube.
30. DISCONNECT HEATER OUTLET WATER HOSE
(a) Disconnect the heater outlet water hose from the heater core outlet tube.
31. SEPARATE FLOOR SHIFT CABLE TRANSMISSION CONTROL SELECT (M/T TRANSAXLE)

(See Pub. No. RM1018E on page 41–15)
32. SEPARATE FLOOR SHIFT CABLE TRANSMISSION CONTROL SHIFT (M/T TRANSAXLE)
(See Pub. No. RM1018E on page 41–15)
33. SEPARATE FLOOR SHIFT CABLE TRANSMISSION CONTROL SHIFT (A/T TRANSAXLE)
(See Pub. No. RM1018E on page 40–11)
34. SEPARATE CLUTCH RELEASE CYLINDER ASSY (M/T TRANSAXLE)
(See Pub. No. RM1018E on page 41–15)
35. REMOVE GLOVE COMPARTMENT DOOR ASSY (See Pub. No. RM1018E on page 71–11)
36. REMOVE INSTRUMENT PANEL UNDER COVER SUB–ASSY NO.2
37. DISCONNECT ENGINE WIRE
(a) Disconnect the engine wire from the ECM and junction
block.
(b) Pull out the engine wire.
(c) Remove the engine room relay block No.2 cover.
(d) Remove a nut, then disconnect a connector as shown in
the illustration.

A76723
A64033
A64034
A64034
A64033
– ENGINE MECHANICALPARTIAL ENGINE ASSY (1ZZ–FE/3ZZ–FE)(From
February, 2004)14–19
AVENSIS REPAIR MANUAL SUPPLEMENT
(RM1098E)
85. REMOVE EXHAUST MANIFOLD
(a) Remove the 5 nuts, then remove the exhaust manifold
and gasket.
86. REMOVE ENGINE COOLANT TEMPERATURE
SENSOR
(a) Using SST, remove the engine coolant temperature sen-
sor.
SST 09817–33190
87. REMOVE RADIO SETTING CONDENSER
(a) Remove the bolt and condenser.
88. REMOVE WATER BY–PASS HOSE NO.2
89. REMOVE RADIATOR HOSE INLET
90. REMOVE HEATER INLET WATER HOSE
91. REPLACE PARTIAL ENGINE ASSY
92. INSTALL RADIO SETTING CONDENSER
(a) Install the condenser with the bolt.
Torque: 10 N⋅m (102 kgf⋅cm, 7 ft⋅lbf)
93. INSTALL ENGINE COOLANT TEMPERATURE
SENSOR
(a) Install a new gasket onto the engine coolant temperature
sensor.
(b) Using SST, install the engine coolant temperature sensor.
SST 09817–33190
Torque: 20 N⋅m (204 kgf⋅cm, 15 ft⋅lbf)

B66033
B660325 Clamps



or
or or
or
or
or 71–12
– INSTRUMENT PANEL/METERINSTRUMENT PANEL SUB–ASSY LOWER (From
February, 2004)
AVENSIS REPAIR MANUAL SUPPLEMENT
(RM1098E)
34. REMOVE HEATER TO REGISTER DUCT NO.2
(a) Remove the screw , clip and the heater to register duct
No.2.
35. REMOVE INSTRUMENT PANEL LOWER ASSY
(a) Disconnect the hood lock control cable.
(b) Using a clip remover, remove the 2 clips.
(c) Remove the 2 bolts and 7 screws or .
(d) Disengage the 5 wire harness clamps.
(e) Remove the instrument panel lower assy.
36. REMOVE OUTER MIRROR SWITCH ASSY W/BEZEL
37. REMOVE FUSE BOX OPENING COVER
38. REMOVE GLOVE BOX LAMP ASSY
39. REMOVE INSTRUMENT PANEL BRACKET SUB–ASSY CENTER
(a) Remove the screw and the instrument panel bracket sub–assy center.