Page 1017 of 5135
05C8F±01
C95801
E13 E12 E10 E9
± DIAGNOSTICSELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT] (U341E)05±999
AVENSIS REPAIR MANUAL (RM1018E)
TERMINALS OF ECM
Symbols (Terminals No.)Wiring ColorConditionSTD Voltage (V)
SLT+ (E13±17) ±
SLT± (E13±16)P±L ± PIG switch ON10 to 14
THO (E13±30) ± E2 (E13±28)V ± BRIG switch ON and ATF temperature 110 C (230 F)Below 1
ST (E12 12) E1 (E12 7)RB BRIG switch ONBelow 1ST (E12±12) ± E1 (E12±7)R±B ± BRIG switch ON and R gear10 to 14
SL (E12 13) E1 (E12 7)RBRIG switch ONBelow 1SL (E12±13) ± E1 (E12 ± 7)R ± BRVehicle driving under lock±up position10 to 14
IG switch ONBelow 1
S2 (E12±14) ± E1 (E12±7)P ± BR1st or O/D gear10 to 14()()
2nd or 3rd gearBelow 1
IG switch ON10 to 14
S1 (E12±15) ± E1 (E12±7)P±L ± BR1st or 2nd gear10 to 14()()
3rd or O/D gearBelow 1
SB (E12±19) ± E1 (E12±7)L ± BRIG switch ONBelow 1
NT+ (E12±27) ± NT±
(E12±35)B±O ± BEngine is runningPulse signal is output
Below 1 4 to 5
SPT (E10 8) E1 (E12 7)LBRIG switch ON and Shift lever S position7.5 to 14SPT (E10±8) ± E1 (E12±7)L ± BRIG switch ON and Shift lever except for S positionBelow 1
D (E10 10) E1 (E12 7)LG B BRIG switch ON and Shift lever D position10 to 14D (E10±10) ± E1 (E12±7)LG±B ± BRIG switch ON and Shift lever other than D positionBelow 1
R (E10 11) E1 (E12 7)RY BRIG switch ON and Shift lever R position10 to 14R (E10±11) ± E1 (E12±7)R±Y ± BRIG switch ON and Shift lever other than R positionBelow 1
KD*1(E10 12)±E1 (E12 7)W*1BRIG switch ON and Kick±down switch ONBelow 1KD*1 (E10±12) ±
E1 (E12±7)W*1 ± BRIG switch ON and Kick±down switch OFF10 to 14
SPD (E10±17) ± E1 (E12±7)V±W ± BRIG switch ON and rotate driving wheel slowlyPulse signal is output
SFTU (E10 23) E1 (E12 7)RBRIG switch ON and Shift lever S position7.5 to 14SFTU (E10±23) ± E1 (E12±7)R ± BRIG switch ON and Shift lever º+º position (Up shift)Below 1.5
SFTD (E10 30) E1 (E12 7)BBRIG switch ON and Shift lever S position7.5 to 14SFTD (E10±30) ± E1 (E12±7)B ± BRIG switch ON and Shift lever º±º position (Down shift)Below 1.5
*1: LHD
Page 1018 of 5135
0567R±10
D30681
Combination Meter
(MIL)
Kick±down Switch Stop Lamp
Switch Assy
Shift Lock Control Unit
(Transmission Control Switch)ECM
DLC3
Shift Solenoid Valve SL
Shift Solenoid Valve SLT
Shift Solenoid Valve ST Shift Solenoid Valve S1 Shift Solenoid Valve SB Shift Solenoid Valve S2Park/neutral Position
Switch AssyTransmission Wire
(ATF Temperature Sensor)
Speed Sensor (NT) LHD:
05±998± DIAGNOSTICSELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT] (U341E)
AVENSIS REPAIR MANUAL (RM1018E)
LOCATION
Page 1019 of 5135
0567Q±07
05±996±
DIAGNOSTICS ELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT](U341E)
AVENSIS REPAIR MANUAL (RM1018E)
DIAGNOSTIC TROUBLE CODE CHART
If a DTC is displayed during the DTC check, check the circuit listed in th\
e table below and proceed to the
page given.
*
1 : ... MIL light up
DTC No.
(See Page)Detection ItemTrouble AreaMIL *1Memory
P0500
(05±98)Vehicle Speed Sensor Malfunc-
tion
Combination meter
Open or short in speed sensor circuit
Speed sensor
ECM
P0710
(05±1003)Transmission Fluid Temperature
Sensor Circuit Malfunction
(ATF Temperature Sensor)
Open or short in ATF temp. sensor circuit
P0711
(05±1005)
Transmission Fluid Temperature
Sensor Circuit Range/Perfor-
mance
(ATF Temperature Sensor)
Oen or short in AT F tem. sensor circuit
Transmission wire (ATF temperature sensor)
ECM
P0750
(05±1007)Shift Solenoid ºAº Malfunction
(Shift Solenoid Valve S1) Shift solenoid valve S1 is stuck open or closed
Valve body is blocked up or stuck
Automatic transaxle (clutch, brake or gear etc.)
P0753
(05±1010)Shift Solenoid ºAº Electrical
(Shift Solenoid Valve S1) Open or short in shift solenoid valve S1 circuit
Shift solenoid valve S1
ECM
P0755
(05±1007)Shift Solenoid ºBº Malfunction
(Shift Solenoid Valve S2) Shift solenoid valve S2 is stuck open or closed
Valve body is blocked up or stuck
Automatic transaxle (clutch, brake or gear etc.)
P0758
(05±1010)Shift Solenoid ºBº Electrical
(Shift Solenoid Valve S2) Open or short in shift solenoid valve S2 circuit
Shift solenoid valve S2
ECM
P0770
(05±1013)Shift Solenoid ºEº Malfunction
(Shift Solenoid Valve SL)
Shift solenoid valve SL is stuck open or closed
Valve body blocked or stuck
Shift solenoid valve SL
Torque converter clutch
Automatic transaxle (clutch, brake or gear etc.)
P0773
(05±1015)Shift Solenoid ºEº Electrical
(Shift Solenoid Valve SL) Open or short in shift solenoid valve SL circuit
Shift solenoid valve SL
ECM
P1520
(05±1018)Stop Light Switch Circuit
Open or short in stop light switch circuit
Stop lamp switch assy
ECM
P1725
(05±1019)NT Revolution Sensor Circuit
Malfunction
(Input Turbine Speed Sensor) Open or short in speed sensor (NT) circuit
Speed sensor (NT)
ECM
P1760
(05±1021)Linear Solenoid for Line Pres-
sure Control Circuit Malfunction
(Shift Solenoid Valve SLT) Open or short in shift solenoid valve SLT circuit
Shift solenoid valve SLT
ECM
P1780
(05±1024)Park/Neutral Position Switch
Malfunction Short in park/neutral position switch circuit
Park/Neutral position switch assy
ECM
P1790
(05±1027)ST Solenoid Circuit Malfunction
(Shift Solenoid Valve ST) Open or short in shift solenoid valve ST circuit
Shift solenoid valve ST
ECM
P1798
(05±1030)SB Solenoid Circuit Malfunction
(Shift Solenoid Valve SB) Open or short in shift solenoid valve SB circuit
Shift solenoid valve SB
ECM
Page 1020 of 5135
± DIAGNOSTICSELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT] (U341E)05±997
AVENSIS REPAIR MANUAL (RM1018E)
HINT:
This DTC may be output when the clutch, brake and gear components, etc. inside the automatic transmis-
sion are damaged.
Page 1021 of 5135
0567O±09
Transmission Control
System Check SheetInspector 's
Name:
Customer 's Name
Registration No.
Registration Year
Frame No.
Date Vehicle
Brought InOdometer Readingkm
mile / /
/ /
Date Problem
Occurred
How Often Does
Problem Occur?/ /
Continuous Intermittent ( times a day)
Symptoms
Vehicle does not move ( Any range Particular range)
No up±shift ( 1st 2nd 2nd 3rd 3rd O/D )
No down±shift ( O/D 3rd 3rd 2nd 2nd 1st )
Lock±up malfunction
Shift point too high or too low
Harsh engagement ( N D Lock±up Any drive range)
Slip or shudder
No kick±down
Others
DTC Check1st Time
2nd Time Check Item
Normal codeMalfunction code (DTC )
Normal codeMalfunction code (DTC )
MILNormal
Remains ON
No up±shift (S range)
No down±shift (S range) 05±984
± DIAGNOSTICSELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT] (U341E)
AVENSIS REPAIR MANUAL (RM1018E)
CUSTOMER PROBLEM ANALYSIS CHECK
Page 1022 of 5135
05CBZ±01
± DIAGNOSTICSELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT] (U341E)05±983
AVENSIS REPAIR MANUAL (RM1018E)
PRECAUTION
CAUTION:
Perform the RESET MEMORY (AT initialization) when replacing the automatic transaxle assy, engine
assy or ECM.
HINT:
Initialization can not be completed by only removing the battery.
Page 1023 of 5135
0567N±10
05±980±
DIAGNOSTICS ELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT](U341E)
AVENSIS REPAIR MANUAL (RM1018E)
ELECTRONIC CONTROLLED AUTOMATIC TRANSAXLE
[ECT](U341E)
HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
The ECM of this system is connected to the multiplex communication system. \
Therefore, before starting trou-
bleshooting, make sure to check that there is no trouble in the multiplex communicat\
ion system.
1Vehicle Brought to Workshop
2Customer Problem Analysis (See page 05±984)
3 Connect the hand±held tester to DLC3
4Check and Clear DTC and Freeze Frame Data (See page 05±985)
5 Visual Inspection
6Setting the Check Mode Diagnosis (See page 05±985)
7 Problem Symptom Confirmation
Symptom does not occur: Go to step 8
Symptom occur: Go to step 9
8Symptom Simulation (See page 01±22)
9DTC Check (See page 05±996)
DTC is not output: Go to step 10
DTC is output: Go to step 17
Page 1024 of 5135
±
DIAGNOSTICS ELECTRONIC CONTROLLED AUTOMATIC
TRANSAXLE [ECT] (U341E)05±981
AVENSIS REPAIR MANUAL (RM1018E)
10 Basic Inspection ( See page 40±2, 40±8 and 40±69 )
NG Go to step 19
OK
1 1 Mechanical System Test ( See page 05±985 )
NG Go to step 16
OK
1 2 Manual Shifting T est ( See page 05±985 )
NG Go to step 14
OK
1 3 Problem Symptoms T able Chapter 1 ( See page 05±1000 )
NG Go to step 18
OK
1 4 Problem Symptoms T able Chapter 2 ( See page 05±1000 )
NG Go to step 16
OK
1 5 Problem Symptoms T able Chapter 3 ( See page 05±1000 )
NG
16 Part Inspection
Go to step 19
17 DTC Chart ( See page 05±996 )
1 8 Circuit Inspection ( See page 05±1003)