2005 TOYOTA AVENSIS Service Repair Manual

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Page 4129 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual A76882
Battery FL MAINIGN
B−G11
E9
2 6
Engine
Room
J/B No.4Engine Room
R/B No.1
AM2
1 2
B−G4
18Driver
Side J/B
B−W B−R
WECM
DH
DA B−R
B−R 1
1A 1
1
4A
1 4B(LHD) (RHD)IP1 IE41
1
I13
Ignition

Page 4130 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual A67445ECM ConnectorW
E9
05
−252
−
DIAGNOSTICS SFI SYSTEM (2AZ−FSE)
AVENSIS Supplement (RM 1045E)
1 CLEAR DTC
(a) Connect the hand −held tester to the DLC 3.
(b) Turn the ignition switch to O

Page 4131 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual −
DIAGNOSTICS SFI SYSTEM (2AZ−FSE)
05 −249
AVENSIS Supplement (RM 1045E)
STARTER SIGNAL CIRCUIT
CIRCUIT DESCRIPTION
When the engine is cranked, the intake air flow is slow, so fuel vaporization

Page 4132 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual A81699
STA
E13
ECM Connector
A79097
ST Relay
Driver Side R/B:
LHD
A79098
ST Relay
Driver Side R/B:
RHD
05−250
− DIAGNOSTICSSFI SYSTEM (2AZ−FSE)
AVENSIS Supplement (RM1045E)
2 CHECK HARNESS AND C

Page 4133 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 1
2
3
4
A93906
−
DIAGNOSTICS SFI SYSTEM (2AZ−FSE)
05 −24 1
AVENSIS Supplement (RM1045E)
FUEL PUMP CONTROL CIRCUIT
CIRCUIT DESCRIPTION
Refer to DTC P0230 on page 05 −141.
WIRING DIAGRAM
Refer

Page 4134 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual B16200
05−242
−
DIAGNOSTICS SFI SYSTEM (2AZ−FSE)
AVENSIS Supplement (RM1045E)
4 INSPECT FUEL PUMP ASSY (See page 11− 7)
NG REPLACE FUEL PUMP ASSY
OK
5 INSPECT CIRCUIT OPENING RELAY
(a) Remove

Page 4135 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual 123
5
A79099Circuit Opening Relay Connector
Wire Harness Side:
C8
A83889
Wire Harness Side:
Front View R21
Radiator fun Relay Connector
A67586
Wire Harness Side:
Fuel Pump Connector F25
− DIAGNOSTIC

123
5
A79099Circuit Opening Relay Connector
Wire Harness Side:
C8
A83889
Wire Harness Side:
Front View R21
Radiator fun Relay Connector
A67586
Wire Harness Side:
Fuel Pump Connector F25
− DIAGNOSTICSSFI SYSTEM (2AZ−FSE)
05−243
AVENSIS Supplement (RM1045E)
6 CHECK HARNESS AND CONNECTOR(CIRCUIT OPENING RELY−RADIATOR FAN
RELAY, RADIATOR FAN RELAY−FUEL PUMP, FUEL PUMP−BODY GROUND)
(a) Check the harness and the connector between the circuit
opening relay and the radiator fan relay.
(1) Remove the C8 circuit opening relay.
(2) Remove the R21 radiator fan relay.
(3) Check the resistance between the wire harness
side connectors.
Standard (Check for open):
Tester ConnectionSpecified Condition
Circuit opening relay (C8−3)−Radiator fun relay (R21−2)Below 1
Circuit opening relay (C8−3)−Radiator fun relay (R21−4)Below 1
Standard (Check for short):
Tester ConnectionSpecified Condition
Circuit opening relay (C8−3) or Radiator fun relay (R21−2)
−Body ground10 kor higher
Circuit opening relay (C8−3) or Radiator fun relay (R21−4)
−Body ground10 kor higher
(4) Reinstall the circuit opening relay.
(5) Reinstall the radiator fan relay relay.
(b) Check the harness and the connector between the fuel
pump relay and the fuel pump.
(1) Remove the R21 radiator fan relay.
(2) Disconnect the F25 fuel pump connector.
(3) Check the resistance between the wire harness
side connectors.
Standard (Check for open):
Tester ConnectionSpecified Condition
Radiator fun relay (R21−1)−Fuel pump (F25−4)Below 1
Standard (Check for short):
Tester ConnectionSpecified Condition
Radiator fun relay (R21−1) or Fuel pump (F25−4)
−Body ground10 kor higher
(4) Reinstall the radiator fan relay.
(5) Disconnect the fuel pump connector.
(c) Check the harness and the connector between the fuel
pump relay and the body ground.
(1) Disconnect the F25 fuel pump connector.
(2) Check the resistance between the wire harness
side connector and body ground.
Standard (Check for open):
Tester ConnectionSpecified Condition
Fuel pump (F25−5)−Body groundBelow 1
(3) Disconnect the fuel pump connector.
NG REPAIR OR REPLACE HARNESS OR
CONNECTOR
OK

Page 4136 of 5135

TOYOTA AVENSIS 2005 Service Repair Manual A67446
FC (+)
E9E11
E1 (−)
ECM Connector
12 3
5
A79099Circuit Opening Relay Connector
Wire Harness Side:
C8
A54404
FC
ECM Connector E9
A83890
Component Side:
F26
Fuel Pump Resistor
Front View
05−2

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