2005 TOYOTA AVENSIS Service Repair Manual

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Page 2921 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual I35431
Burner Motor
Glow Plug
Surface Sensor
Temp. Control Sensor
Flame Sensor13
Power
Heater
ECU
Connector BTerminal L
of AlternatorBattery
Metering Pump
Fuse (20 A)
Vehicle Side SW 14
9
12
5
6
3
4
1

Page 2922 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual ± HEATER & AIR CONDITIONERCOMBUSTION TYPE POWER HEATER SYSTEM
55±17
AVENSIS REPAIR MANUAL (RM1018E)
5. DIAGNOSTIC TROUBLE CODE CHART
If a malfunction code is displayed during the DTC check, check

± HEATER & AIR CONDITIONERCOMBUSTION TYPE POWER HEATER SYSTEM
55±17
AVENSIS REPAIR MANUAL (RM1018E)
5. DIAGNOSTIC TROUBLE CODE CHART
If a malfunction code is displayed during the DTC check, check the circuit listed for the code in the table below
and proceed to the appropriate page.
DTC No.Description of faultComment / Remedy
000No malfunction±
010
011Overvoltage shutoff
Undervoltage shutoffVoltage between 1 and 5 at connector A > 16 V
Voltage between 1 and 5 at connector A < 10.2 V
(Voltage values must be present > 20 seconds)
Check battery, regulator and electrical leads.
012Overheating
Check temperature at temperature or overheating sensor >
125 C
Check water circuit.
014Possible overheating detected
(Hardware threshold value)
Difference of measured values at temperature sensor > 15 C
(min. 70 C water temperature and metering pump in opera-
tion);
Check temperature sensor and overheating sensor, replace if
necessary.
017Overheating detected
(Hardware threshold value)
Temperature at temperature or overheating sensor > 130 C,
emergency OFF if DTC No. 012 or 014s not applicable;
Check water circuit, temperature sensor and overheating sen-
sor, replace if necessary.
020Glow plug breakCheck glow plug, replace if necessary.
021Glow plug output overloadCheck glow plug, replace if necessary.
030Combustion air blower motor
EMF outside perm. range.Blower impeller or burner motor fammed (frozen solid, dirty,
etc.)
Remedy jam, replace burner motor if necessary.
031Combustion air blower motor breakCheck the lead to combustion air motor (burner motor) for
continuity, replace if necessary.
032Combustion air blower motor short±circuit
Check combustion air blower motor (burner motor), replace if
necessary.
Check supply lead (chafed, etc.).
047Metering pump short±circuitCheck the supply lead to metering pump for short±circuit,
check metering pump, replace if necessary.
048Metering pump breakCheck the supply lead to metering pump for continuity, remedy
break, replace metering pump if necessary.
051Cold blow time exceeded
At start, if flame sensor above 70 C, > 240 sec.;
Check exhaust gas combustion air supply, check flame sen-
sor, replace if necessary.
052Safety time exceeded
When all perm. start attempts used up;
Check the fuel delivery and fuel supply.
Check exhaust gas and combustion air ducts.
054Flame cutout, High settingCheck the fuel delivery and fuel supply.
Check exhaust gas combustion air ducts.
056Flame cutout, LOW setting
Check exhaust gas combustion air ducts.
If combustion OK Check the flame sensor, replace if neces-
sary.
060Temperature control sensor break
Check connecting leads.
Resistance value between 2 and 10 connector B > 2 M (if
break)
061Temperature control sensor short±circuit
Check connecting leads.
Resistance value between 2 and 10 at connector B < 2 M (If
short± circuit)
064Flame sensor break
Check connecting leads.
Resistance value between 7 and 14 at connector B > 3,040
(If break)
065Flame sensor short±circuit
Check connecting leads.
Resistance value between 7 and 14 at connector B > 780 (If
short±circuit)

Page 2923 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 55±18
± HEATER & AIR CONDITIONERCOMBUSTION TYPE POWER HEATER SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)DTC No.Comment / Remedy Description of fault
071Surface sensor break
Check connecting leads.
Resi

Page 2924 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 550ZF±01
I32391
55±14
± HEATER & AIR CONDITIONERELECTRICAL TYPE POWER HEATER SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
INSPECTION
1. INSPECT HEATER ASSY
(a) Check continuity.
(1) Using an ohmmeter,

Page 2925 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 550ZE±01
±
HEATER & AIR CONDITIONER ELECTRICAL TYPE POWER HEATER SYSTEM
55±13
AVENSIS REPAIR MANUAL (RM1018E)
ELECTRICAL TYPE POWER HEATER SYSTEM
PROBLEM SYMPTOMS TABLE
Use the table below to hel

Page 2926 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 550ZD±01
E61224
E32877
± HEATER & AIR CONDITIONERAIR CONDITIONING SYSTEM
55±7
AVENSIS REPAIR MANUAL (RM1018E)
INSPECTION
1. INSPECT COMPRESSOR (MANUAL AIR
CONDITIONING)
(a) Measure the resi

Page 2927 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual I36092
LHD Models:REC
FRS
I36094
I36093
RHD Models:
RECFRS
I36094
55±8
± HEATER & AIR CONDITIONERAIR CONDITIONING SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
3. INSPECT RECIRCULATION DAMPER SERVO
SUB±

Page 2928 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual I30157
I30162
To ºMAX HOTº
To ºMAX COOLº
± HEATER & AIR CONDITIONERAIR CONDITIONING SYSTEM
55±9
AVENSIS REPAIR MANUAL (RM1018E)
4. INSPECT AIRMIX DAMPER SERVO SUB±ASSY
(MANUAL AIR CONDITIONIN

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