TOYOTA AVENSIS 2005 Service Repair Manual

I34628
C10±5
C10±10
05±1518
± DIAGNOSTICSCOMBINATION METER
AVENSIS REPAIR MANUAL (RM1018E)
2 CHECK HARNESS AND CONNECTOR(BETWEEN FUEL SENDER GAUGE ASSY
AND COMBINATION METER)
(a) Remove the combination assy and fuel sender gauge.
(b) Check the continuity between the terminal 3 of the fuel
sender gauge and the terminal C10±5 of the combination
meter assy.
Standard: Continuity.
(c) Check continuity between the terminal 2 of the fuel send-
er gauge and the terminal C10±10 of the combination me-
ter assy.
Standard: Continuity.
NG REPAIR OR REPLACE HARNESS OR
CONNECTOR
OK
CHECK AND REPLACE COMBINATION METER ASSY

I35754
Combination Meter Assy ECM
13
C10
P 20
E9 18
E1023
(*1) MPX1
(*2) (*3) E9
*1: 1AZ±FE
*2: 1AZ±FE, 1ZZ±FE, 3ZZ±FE
*3: 1CD±FTV
± DIAGNOSTICSCOMBINATION METER
05±1515
AVENSIS REPAIR MANUAL (RM1018E)
MALFUNCTION IN WATER TEMPERATURE RECEIVER GAUGE
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT:
The ECM sends information on the water temperature sensor to the meter through the Bean. If there is on
open or short circuit in the water temperature sensor circuit, the ECM outputs DTCs. Perform troubleshooting
with the ºEngine systemº.
1 READ VALUE OF HAND±HELD TESTER
(a) Operate the hand±held tester according to the steps on the display and select ºDATA LISTº.
ALL(ECM):
ItemMeasurement Item/
Range (Display)Normal ConditionDiagnostic Note
COOLANT TEMPCoolant Temperature / Min.:
±40
C, Max.: 140
CAfter warming up: 80 ± 95C (176
± 203
If the value is º±40
Cº or º140

Cº, sensor circuit is open or
shorted.
NG GO TO ENGINE CONTROL SYSTEM
OK
2 CHECK THAT MALFUNCTION DISAPPEARS A KNOWN GOOD COMBINATION
METER IS INSTALLED
NG CHECK AND REPLACE ECM
OK
05C4J±01

05±1516
± DIAGNOSTICSCOMBINATION METER
AVENSIS REPAIR MANUAL (RM1018E)
CHECK AND REPLACE COMBINATION METER ASSY

I35753
TACHC11 Combination Meter Assy
E95 ECM
GR±R3
J27B
(*2) (*1) (*2) (*1)GR±R J9A
J26D
J8E
C115
W±B CK CA66
W±B W±B(*1)
W±B(*2) A
J15
J/C
IK IP ILCenter J/B
*1: LHD Models
*2: RHD Models J/C
± DIAGNOSTICSCOMBINATION METER
05±1513
AVENSIS REPAIR MANUAL (RM1018E)
MALFUNCTION IN TACHOMETER
WIRING DIAGRAM
INSPECTION PROCEDURE
1 READ VALUE OF HAND±HELD TESTER(ECM)
(a) Operate the hand±held tester according to the steps on the display and select ºDATE LISTº.
ALL(ECM):
ItemMeasurement Item/
Range (Display)Normal ConditionDiagnostic Note
ENGINE SPEEDEngine speed / Min.: 0 rpm, Max.:
16,383 rpmAlmost same at the meter rpm
(When engine is running)±
NG GO TO ENGINE CONTROL SYSTEM
OK
05C4I±01

I34628
C11±5
C 11±3


A05138
05±1514
±
DIAGNOSTIC SCOMBIN ATIO N METER
A VENSIS RE PAIR MANUAL (RM1018E)
2 INSPEC T COMBIN ATION METER ASSY
(REFERENCE ) INSPECTION USING OSCILLOSCOPE
(a ) Check the input signal waveform.
(1 ) Remove the combination meter ass y.
(2 ) Connec t the oscilloscope to the terminals C 11±3
an d C 11±5 of the combination meter connecto r.
(3 ) Start the engine.
(4 ) Check the signal waveform.
ItemContents
Too l setting5 V/ DI V, 10 ms/ DIV
V ehicle conditionEngine idle speed
O K CHECK AND REPLACE COMBIN ATION METER
ASSY
NG
3 CHECK HARNESS AND CONNEC TOR(BETWEEN ECM AND COMBIN ATION
METER ASSY)
(a ) Disconnect the connector from the combination meter ass y.
(b ) Disconnect the connector from the ECM.
(c ) Chec k continuity between the terminal E9±5 ( TACH) of ECM and the terminal C 11± 3 of the combina-
tio n meter connector ( See Page 05±1506 ).
Standard: Continuity.
OK CHECK AND REPLACE ECM
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR

I35752
SP1 C11Combination Meter Assy
S135 Skid Control ECU
IE1
L±W
L±W19 16 w/ VSC:
C115
W±B CK CA66
W±B W±B(*1)
W±B(*2) A
J15
J/C
IK IP ILCenter J/B
*1: LHD Models
*2: RHD Models
I35752
SP1 C11Combination Meter Assy
S223 Skid Control ECU
IE1
L±W
L±W19 16 w/o VSC:
C115
W±B CK CA66
W±B W±B(*1)
W±B(*2) A
J15
J/C
IK IP ILCenter J/B
*1: LHD Models
*2: RHD Models 05±1510
± DIAGNOSTICSCOMBINATION METER
AVENSIS REPAIR MANUAL (RM1018E)
MALFUNCTION IN SPEEDOMETER
WIRING DIAGRAM
05C4H±01

I34628
C11±19
C 11±5


A05135
±
DIAGNOSTIC SCOMBIN ATIO N METER
05±15 11
A VENSIS RE PAIR MANUAL (RM1018E)
INSPECTIO N PROCEDURE
1 READ V ALUE OF HAND±HELD TESTER(SKID CONTROL ECU)
(a ) Operat e the hand±held tester according to the steps on the display and selec\
t ºD ATA LISTº.
ALL(ECM):
ItemMeasuremen t Item/
Range (Display)Normal ConditionDiagnostic Note
VEHICLE SPEEDV ehicle speed / Min.: 0 km/h,
Max.: 255 km/hAlmost same at the meter speed
(When driving)±
NG GO T O BRAKE SYSTEM
OK
2 INSPECT COMBIN ATION METER ASSY
(REFERENCE) INSPECTION USING OSCILLOSCOPE
(a ) Check the input signal waveform.
(1 ) Remove the combination meter ass y.
(2 ) Connec t the oscilloscope to the terminal C 11±19
an d C 11±5 of the combination meter ass y.
(3 ) Start the engine.
(4 ) Check the signal waveform.
ItemContents
Too l setting5 V/ DI V, 20 ms/ DIV
V ehicle conditionDriving at approx. 20Km/h
HIN T:
A s the vehicle speed becomes highe r, the cycle of the signal
wavefor m becomes shorte r.
O K CHECK AND REPLACE COMBIN ATION METER
ASSY
NG
3 CHECK HARNESS AND CONNEC TOR(BETWEEN SKID CONTROL ECU AND
COMBIN ATION METER ASSY)
(a ) Disconnect the connector from the combination meter ass y.
(b ) Disconnect the connector from the skid control ECU.
(c ) Chec k continuity between the terminal S1±35 (SP1)/S2±23 (SP1) of th\
e skid control ECU and the ter-
mina l C 11±19 of the combination meter connector ( See Page 05±770 ).
Standard: Continuity.
OK CHECK AND REPLACE SKID CONTROL ECU
NG

05±1512
± DIAGNOSTICSCOMBINATION METER
AVENSIS REPAIR MANUAL (RM1018E)
REPAIR OR REPLACE HARNESS OR CONNECTOR

B66771
KSW
W±B8 U1
Unlock Warning Switch Assy
W±B
IP5
+B GROUND 1
W±R W±B
2
1Instrument Panel J/B Assy
PRG
RDA 16
2PRG
RDA D6
Door Control Receiver
7Integration
Relay
IC2 I14 3 G±Y
L±W 16
7
To
Battery
DA Y
IO*
1
6 8
Center
J/BIC2 G±Y
L±W
CA CD
AJ16
J/C LHD Models
19 I14
A W±B
IL*
2*1: Gasoline Engine
*2: 1CD±FTV
± DIAGNOSTICSWIRELESS DOOR LOCK CONTROL SYSTEM
05±1575
AVENSIS REPAIR MANUAL (RM1018E)
ONLY WIRELESS CONTROL FUNCTION DOES NOT OPERATE
(PREPARE NEW OR NORMAL TRANSMITTER OF THE SAME
TYPE VEHICLE)
CIRCUIT DESCRIPTION
The door control receiver receives a signal from the transmitter and sends this signal to the integration relay.
Then, the integration relay controls door operation by sending a door LOCK/UNLOCK signal and a luggage
door (back door) unlock signal to each door lock motor.
WIRING DIAGRAM
05BNB±01

B66770
KSW
W±B8 U1
Unlock Warning Switch Assy
IP 5
+B GROUND 1
W±R W±B
2 1Instrument Panel J/B Assy
PRG
RDA 16
2PRG
RDA D6
Door Control Receiver
7Integration
Relay
IC2 I14 3
G±Y
L±W 16
7
To
Battery
DA Y*
2
IKIC2 G±Y
L±W
13 6
CF CA19 RHD Models
DJ22
J/C*
2
D
Center J/B
W±B Y*2
*1: 1AZ±FE
*
2: Except 1AZ±FEY*
1
A
J15
J/CI14 05±1576
± DIAGNOSTICSWIRELESS DOOR LOCK CONTROL SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)