2005 TOYOTA AVENSIS Service Repair Manual

washer fluid trunk CD changer maintenance spare tire location headlight aiming

Page 1081 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual F44868
Power Steering ECU Assy Torque Sensor
TRQV
TRQ1
TRQ2
TRQG 6
5
7
8
± DIAGNOSTICSELECTRONIC MOTOR POWER STEERING SYSTEM
05±1059
AVENSIS REPAIR MANUAL (RM1018E)
DTC C1511/11 Torque Sensor Circ

Page 1082 of 5135

$TOYOTA AVENSIS 2005 Service Repair Manual 05±1060 ± DIAGNOSTICS ELECTRONIC MOTOR POWER STEERING SYSTEM AVENSIS REPAIR MANUAL (RM1018E) INSPECTION PROCEDURE NOTICE: When performing the inspection of power steering ECU, ECU must be instal\$

Page 1083 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual F44304
TRQG (±)TRQ1 (+)Connector BTRQ2 (+)
F44304
TRQG (±) TRQV (+)
Connector B
±
DIAGNOSTICS ELECTRONIC MOTOR POWER STEERING SYSTEM
05±1061
AVENSIS REPAIR MANUAL (RM1018E)
2INSPECT STEERING COL

Page 1084 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 050WP±04
05±1058
±
DIAGNOSTICS ELECTRONIC MOTOR POWER STEERING SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
PROBLEM SYMPTOMS TABLE
If a normal code is displayed during the DTC check but the problem sti

Page 1085 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 050WO±04
F44303
E14
Connector AE15
Connector B
± DIAGNOSTICSELECTRONIC MOTOR POWER STEERING SYSTEM
05±1057
AVENSIS REPAIR MANUAL (RM1018E)
TERMINALS OF ECU
POWER STEERING ECU ASSY
NOTICE:
When pe

050WO±04
F44303
E14
Connector AE15
Connector B
± DIAGNOSTICSELECTRONIC MOTOR POWER STEERING SYSTEM
05±1057
AVENSIS REPAIR MANUAL (RM1018E)
TERMINALS OF ECU
POWER STEERING ECU ASSY
NOTICE:
When performing the inspection of power steering ECU, ECU must be installed to the vehicle or fully
fixed.
Symbols (Terminal No.)Wiring ColorConditionSpecified condition
PIG (E14±1) ± PGND (E14±2)L ± W±BIG switch ON10 to 16 V
PGND (E14±2) ± Body GroundW±B ± Body
GroundAlwaysBelow 1.0 V
M1 (A 1) PGND (E14 2)WBIG switch ON, turn the steering wheel to leftBelow 1.0 VM1 (A±1) ± PGND (E14±2)± ± W±BIG switch ON, turn the steering wheel to right10 to 16 V
M2 (A 2) PGND (E14 2)WBIG switch ON, turn the steering wheel to left10 to 16 VM2 (A±2) ± PGND (E14±2)± ± W±BIG switch ON, turn the steering wheel to rightBelow 1.0 V
SIL (E15±2) ± PGND (E14±2)W±G ± W±BIG switch ON10 to 16 V
RLY (E15±3) PGND (E14±2)W±R ± W±BIG switch ON, after 1 sec. or moreBelow 2.0 V
Tc (E15 4) PGND (E14 2)WL WBIG switch ON5 to 16 VTc (E15±4) ± PGND (E14±2)W±L ± W±BIG switch ON, short circuit Tc and CG terminals of DLC3Below 1.0 V
SPD (E15±5) ± PGND (E14±2)V±W ± W±BIG switch ONPulse generation
IG (E15±6) ± PGND (E14±2)R±W ± W±BIG switch ON10 to 16 V
IDUP (E15±8) ± PGND (E14±2)GR ± W±BIG switch ON5 to 16 V
WL (E15 9) PGND (E14 2)BW WBIG switch ON, P/S warning light goes off10 to 16 VWL (E15±9) ± PGND (E14±2)B±W ± W±BIG switch ON, P/S warning light comes onBelow 1.0 V
Ts (E15 11) PGND (E14 2)WWBIG switch ON5 to 16 VTs (E15±11) ± PGND (E14±2)W ± W±BIG switch ON, short circuit Ts and CG terminals of DLC3Below 1.0 V
TACH (E15±12) ± PGND
(E14±2)GR±R ± W±BIG switch ONPulse generation
TRQ1 (B±5) ± PGND (E14±2)± ± W±BIG switch ON, turn the steering wheel to left and right0.3 to 4.7 V
TRQV (B±6) ± PGND (E14±2)± ± W±BIG switch ON7.5 to 8.5 V
TRQ2 (B±7) ± PGND (E14±2)± ± W±BIG switch ON, turn the steering wheel to left and right0.3 to 4.7 V
TRQG (B±8) ± PGND (E14±2)± ± W±BIG switch ONBelow 1.0 V

Page 1086 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 050WN±04
F45950
Driver Side J/B ECU±IG FusePower Steering ECU assy Steering Column Assy
Engine Room R/B No.1 and
Engine Room J/B No.1
Combination Meter Assy
(P/S Warning Light)
DLC3EMPS
Fuse
EMPS R

Page 1087 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 050WM±04
05±1054
±
DIAGNOSTICS ELECTRONIC MOTOR POWER STEERING SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
DIAGNOSTIC TROUBLE CODE CHART
HINT:
Using SST 09843±18040, connect terminals Tc and CG of t

050WM±04
05±1054
±
DIAGNOSTICS ELECTRONIC MOTOR POWER STEERING SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
DIAGNOSTIC TROUBLE CODE CHART
HINT:
Using SST 09843±18040, connect terminals Tc and CG of the DLC3.
If a malfunction code is displayed during the DTC check, check the circuit\
listed for the code. For details
of each code, proceed the page referred to under the ºSee pageº for \
respective ºDTC No.º in the DTC
chart.
DTC No.
(See page)Detection ItemTrouble Area
C1511/11
(05±1059)
C1512/12
(05±1059)Torque sensor circuit malfunction Steering column assy
C1513/13
(05±1059)
Steering column assy
Power steering ECU assy
C1514/14
(05±1059)Torque sensor power source circuit malfunction
C1515/15
(05±1062)Calibration of torque sensor zero point is not performedSensor zero point calibration is not preformed.
C1516/16
(05±1063)Calibration of torque sensor zero point is not completedSensor zero point calibration failure.
C1517/17
(05±1059)Torque sensor hold malfunction Steering column assy
Power steering ECU assy
C1523/23
(05±1064)
Motor circuit malfunction Steering column assy
C1524/24
(05±1064)Motor circuit malfunctionSteering column assy
Power steering ECU assy
C1531/31
(05±1066)
C1532/32
(05±1066)
Power steering ECU assy malfunctionPower steering ECU assyC1533/33
(05±1066)Power steering ECU assy malfunctionPower steering ECU assy
C1534/34
(05±1066)
C1541/41
(05±1067)
Speed sensor malfunction
Speed sensor
Speed sensor circuit
Skid control ECUC1542/42
(05±1067)Speed sensor malfunction Skid control ECU
Combination meter assy
Power steering ECU assy
C1544/44
(05±1070)
Engine revolution signal malfunction
Engine revolution signal circuit
ECMC1545/45
(05±1070)Engine revolution signal malfunction ECM
Power steering ECU assy
C1551/51
(05±1073)IG power source circuit malfunction
ECU±IG fuse
Power steering relay
IG power source circuit
Charging system
Power steering ECU assy
C1552/52
(05±1076)PIG power source circuit malfunction EMPS fuse
EMPS rela
y
C1554/54
(05±1076)EMPS relay circuit malfunction
EMPS relay
PIG power source circuit
Power steering ECU assy

Page 1088 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual ±
DIAGNOSTICS ELECTRONIC MOTOR POWER STEERING SYSTEM
05±1055
AVENSIS REPAIR MANUAL (RM1018E)C1555/55
(05±1080)
EMPS motor relay circuit malfunctionPower steering ECU assy
C1581/81
(05±1066)Assis

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