2005 TOYOTA AVENSIS diagnostic

A81695
E12
ECM Connector FP+FP±
A81702
S3
Fuel Pump Connector
(High Pressure) Wire Harness Side
± DIAGNOSTICSSFI SYSTEM (1AZ±FSE)
05±479
AVENSIS REPAIR MANUAL (RM1018E)
4 CHECK HARNESS AND CONNECTOR(FUEL PUMP (HIGH PRESSURE) ± ECM)
(a) Disconnect the E12 ECM connector.
(b) Disconnect the S3 fuel pump (high pressure) connector.
(c) Check for continuity between the wire harness side con-
nectors.
Standard (Check for open):
Symbols (Terminal No.)Specified condition
FP+ (E12±6) ± Fuel pump (S3±1)ContinuityFP± (E12±3) ± Fuel pump (S3±2)Continuity
Standard (Check for short):
Symbols (Terminal No.)Specified condition
FP+ (E12±6) or Fuel pump (S3±1) ± Body groundNo continuityFP± (E12±3) or Fuel pump (S3±2) ± Body groundNo continuity
NG REPAIR OR REPLACE HARNESS OR
CONNECTOR
OK
CHECK FOR INTERMITTENT PROBLEMS

054JF±04
±
DIAGNOSTICS ECD SYSTEM (1CD±FTV)
05±551
AVENSIS REPAIR MANUAL (RM1018E)
PROBLEM SYMPTOMS TABLE
When the malfunction code is not confirmed the DTC check and the problem sti\
ll can not be confirmed in
the basic inspection, then proceed to this step and perform troubleshooting\
according to the numbered order
given in the table below.
SymptomSuspect AreaSee page
Does not crank (Difficult to start)
2. Starter
3. Starter relay
4. Engine coolant temperature sensor19±22
19±22
10±56
Difficult to start with a cold engine
1. STA signal circuit
2. Injector
3. Fuel filter
4. Compression
5. EC

6. Supply pump
7. Fuel pressure sensor
8. Diesel throttle
9. Glow plug system05±691 11±56
11±82
14±266 10±56
10±56
10±56
10±56
10±56
Difficult to start with a warm engine
1. STA signal circuit
2. Injector
3. Fuel filter
4. Compression
5. EC

6. Supply pump
7. Fuel pressure sensor
8. Diesel throttle05±691 11±56
11±82
14±266 10±56
10±56
10±56
10±56
Engine stalls soon after starting
1. Fuel filter
2. Injector
3. EC
power source circuit
4. EC

5. Supply pump
6. Fuel pressure sensor
7. Diesel throttle11±82
11±56
05±686 10±56
10±56
10±56
10±56
Engine stalls (Other than conditions listed abobe)
1. EC
power source circuit
2. Injector
3. EC

4. Supply pump
5. Fuel pressure sensor
6. Diesel throttle05±686 11±56
10±56
10±56
10±56
10±56
Incorrect first idle (Poor idling)
1. Fuel filter
2. Injector
3. EC

4. Supply pump
5. Fuel pressure sensor11±82
11±56
10±56
10±56
10±56
High engine idle speed (Poor idling)
1. A/C signal circuit
2. Injector
3. STA signal circuit
4. EC

5. Supply pump
6. Fuel pressure sensor55±3
11±56
05±691 10±56
10±56
10±56

05±552
±
DIAGNOSTICS ECD SYSTEM (1CD±FTV)
AVENSIS REPAIR MANUAL (RM1018E)
Lower engine idle speed (Poor idling)
1. A/C signal circuit
2. Injector
3. EGR system
4. Compression
5. Valve clearance
6. Fuel line (Air bleed)
7. EC


8. Supply pump
9. Fuel pressure sensor
10.Diesel throttle55±3
11±56
12±16
14±266
14±270 ±
10±56
10±56
10±56
10±56
Rough idling (Poor idling)
1. Injector
2. Fuel line (Air bleed)
3. EGR system
4. Compression
5. Valve clearance
6. EC

7. Supply pump
8. Fuel pressure sensor
9. Diesel throttle11±56 ±
12±16
14±266
14±270 10±56
10±56
10±56
10±56
Hunting at hot engine (Poor idling)
1. Injector
2. EC
power source circuit
3. Compression
4. Fuel line (Air bleed)
5. Valve clearance
6. EC

7. Supply pump
8. Fuel pressure sensor
9. Diesel throttle11±56
05±686
14±266 ±
14±270
10±56
10±56
10±56
10±56
Hunting at cold engine (Poor idling)
1. Injector
2. EC
power source circuit
3. Compression
4. Fuel line (Air bleed)
5. Valve clearance
6. EC

7. Supply pump
8. Fuel pressure sensor
9. Diesel throttle11±56
05±686
14±266 ±
14±270
10±56
10±56
10±56
10±56
Hesitation/ Poor acceleration (Poor driveability)
1. Injector
2. Fuel filter
3. EGR system
4. Compression
5. EC

6. Supply pump
7. Fuel pressure sensor
8. Diesel throttle11±56
11±82
12±16
14±266 10±56
10±56
10±56
10±56
Knocking (Poor driveability)
1. Injector
2. EGR system
3. EC

4. Supply pump
5. Fuel pressure sensor11±56
12±16
10±56
10±56
10±56
Black smoke (Poor driveability)
1. Injector
2. EGR system
3. EC

4. Supply pump
5. Fuel pressure sensor
6. Diesel throttle11±56
12±16
10±56
10±56
10±56
10±56

±
DIAGNOSTICS ECD SYSTEM (1CD±FTV)
05±553
AVENSIS REPAIR MANUAL (RM1018E)
White smoke (Poor driveability)
1. EGR system
2. Injector
3. Fuel filter
4. EC


5. Supply pump
6. Fuel pressure sensor
7. Diesel throttle12±16
11±56
11±82
10±56
10±56
10±56
10±56
Surging/ Hunting (Poor driveability)
1. Injector
2. EC

3. Supply pump
4. Fuel pressure sensor11±56
10±56
10±56
10±56

054KK±04
A66714
E13E12E10
E9
±
DIAGNOSTICS ECD SYSTEM (1CD±FTV)
05±549
AVENSIS REPAIR MANUAL (RM1018E)
TERMINALS OF ECM
Symbols (Terminal No.)Wiring ColorConditionSTD Voltage (V)
BATT (E10±2) ± E1 (E12±7)B±Y ± BRAlways9 to 14
IGSW (E9±9) ± E1 (E12±7)B±W ± BRIG switch ON9 to 14
+B (E9±1) ± E1 (E12±7)B±W ± BRIG switch ON9 to 14
MREL (E9 8) E1 (E12 7)GR BRIG switch ON9 to 14MREL (E9±8) ± E1 (E12±7)GR ± BRIG switch OFF0 to 1.5
VC (E13±18) ± E1 (E12±7)R±W ± BRIG switch ON4.5 to 5.5
VPA (E9 22) EPA (E9 28)GYIG switch ON, accelerator pedal fully released0.5 to 1.1VPA (E9±22) ± EPA (E9±28)G ± YIG switch ON, accelerator pedal fully depressed3.0 to 4.6
VPA2 (E9 23) EPA2 (E9 29)WYIG switch ON, accelerator pedal fully released0.9 to 2.3VPA2 (E9±23) ± EPA2 (E9±29)W ± YIG switch ON, accelerator pedal fully depressed3.4 to 5.0
VCPA (E9±26) ± EPA (E9±28)B ± YIG switch ON4.5 to 5.5
VCP2 (E9±27) ± EPA2 (E9±29)B ± YIG switch ON4.5 to 5.5
VG (E12±24) ± EVG (E12±32)G ± L±YIdling0.5 to 3.4
THA (E13±31) ± E2 (E13±28)G±R ± BRIdling, intake air temp. at 20
C (68
F)0.5 to 3.4
THW (E13±19) ± E2 (E13±28)B±W ± BRIdling, engine coolant temp. at 80
C (176
F)0.2 to 1.0
STA (E9±7) ± E1 (E12±7)B±Y ± BRCranking6.0 or more
#1 (E13±24) ± E1 (E12±7)
#2 (E13±23) ± E1 (E12±7)G±W ± BR
W±R ± BR
IdlingPulse generation#2 (E13 23) E1 (E12 7)
#3 (E13±22) ± E1 (E12±7)
#4 (E13±21) ± E1 (E12±7)
WR BR
R±W ± BR W±L ± BRIdlingPulse generation
(See page 05±604)
G1 (E12±23) ± G± (E12±31)P ± LIdlingPulse generation
(See page 05±616)
NE+ (E13±27) ± NE± (E13±34)G ± RIdlingPulse generation
(See page 05±616)
STP (E10 19) E1 (E12 7)GW BRIG switch on, brake pedal is depressed7.5 to 14STP (E10±19) ± E1 (E12±7)G±W ± BRIG switch on, brake pedal is released0 to 1.5
ST1 (E10 12) E1 (E12 7)GW BRBrake pedal is depressed0 to 1.5ST1± (E10±12) ± E1 (E12±7)G±W ± BRBrake pedal is released7.5 to 14
TC (E9 11) E1 (E12 7)WL BRIG switch ON9to14TC (E9±11) ± E1 (E12±7)W±L ± BRIG switch ON9 to 14
W (E9 12) E1 (E12 7)WBRIdling9 to 14W (E9±12) ± E1 (E12±7)W ± BRIG switch ON0 to 3
SP1 (E10±17) ± E1 (E12±7)V±W ± BRIG switch ON, rotate driving wheel slowlyPulse generation
(See page 05±640)
SIL (E9±18) ± E1 (E12±7)W±G ± BRConnect the hand±held tester to the DLC3Pulse generation

05±550
±
DIAGNOSTICS ECD SYSTEM(1CD±FTV)
AVENSIS REPAIR MANUAL (RM1018E)
Applied negative pressure of 40 kPa (300 mmHg, 11.8 in. hg)0.2 to 0.8
PIM (E12±28) ± E2 (E13±28)W±R ± BRSame as atmosphere1.3 to 1.9()()
Applied positive pressure of 69kPa (0.7 kg/cm3, 10.0
psi)3.2 to 3.8
IREL(E910)E1(E127)YBRIG switch OFF9 to 14IREL (E9±10) ± E1 (E12±7)Y ± BRIdling0 to 1.5
TACH (E9±5) ± E1 (E12±7)GR±R ± BRIdlingPulse generation
VCS (E12±2) ± E1 (E12±7)R±W ± BRIG switch ON4.5 to 5.5
GREL(E914)E1(E127)RBRCranking9 to 14GREL (E9±14) ± E1 (E12±7)R ± BRIdling0 to 1.5
FAN(E93)E1(E127)WBRFanOFF9 to 14FAN (E9±3) ± E1 (E12±7)W ± BRFanON0 to 1.5
THIA (E13±20) ± E2 (E13±28)GR ± BRIdling, intake air temp. at 80

C (176
F)0.5 to 3.4
THF (E13±29) ± E2 (E13±28)L ± BRIG switch ON0.5 to 3.4
PCR1 (E13±26) ± E2 (E13±28)P ± BRIdling1.8 to 2.1
PCR2 (E13±33) ± E2 (E13±28)P±B ± BRIdling1.2 to 1.5
ALT (E13±8) ± E1 (E12±7)B±L ± BRIdlingPulse generation
RL(E129)E1(E127)YBRIdling9 to 14RL (E12±9) ± E1 (E12±7)Y ± BRIG switch ON0 to 3
PCV+ (E13±2) ± PCV± (E13±1)LG±R ± LGIdlingPulse generation
(See page 05±563)
PRD (E13±32) ± E1 (E12±7)R±L ± BRIG switch OFF4 to 6.5
INJF (E13±25) ± E1 (E12±7)R±B ± BRIdlingPulse generation
(See page 05±604)
EG+A (E12±6) ± E1 (E12±7)G ± BREG+A (E12±6) ± E1 (E12±7)
EG±A (E12±5) ± E1 (E12±7)
G ± BR
Y±G ± BRIdlingPulse generationEG A (E12 5) E1 (E12 7)
EG+B (E12±4) ± E1 (E12±7)
YG BR
R±L ± BRIdlingPulse generation
(See page 05±629)()()
EG±B (E12±3) ± E1 (E12±7)G±B ± BR
(g )
LU+A (E13±15) ± E1 (E12±7)B ± BRLU+A (E13±15) ± E1 (E12±7)
LU±A (E13±14) ± E1 (E12±7)
B ± BR
G ± BRRacingPulse generationLU A (E13 14) E1 (E12 7)
LU+B (E13±13) ± E1 (E12±7)
G BR
Y ± BRRacingPulse generation
(See page 05±633)()()
LU±B (E13±12) ± E1 (E12±7)L ± BR
(g )
THOP (E13 11) E1 (E12 7)PL BRIdling9 to 14THOP (E13±11) ± E1 (E12±7)P±L ± BRIG switch ON0 to 3
VN (E13±10) ± E1 (E12±7)W ± BRIG switch ONPulse generation
(See page 05±554)

054JE±04
A80993
Mass Air Flow
Meter
DLC3
Accelerator Pedal Assy
(Accel Position Sensor) Injector
Diesel Turbo Inlet
Air Temperature Sensor
EGR Valve Assy
Engine Room R/B
No.3
Suction Control
Valve
Fuel Temperature
Sensor Common Rail Assy
(Fuel Pressure
Sensor Assy)Glow Plug Assy Camshaft Position
Sensor
Manifold Absolute
Pressure Sensor
EDU
ECM
Common Rail Assy
(Pressure Discharge Valve Assy)
Supply
Pump
Engine Room J/B
Engine Coolant Temperature Sensor
VRV
Crankshaft Position Sensor
Intake Shutter Assy
05±548
± DIAGNOSTICSECD SYSTEM (1CD±FTV)
AVENSIS REPAIR MANUAL (RM1018E)
LOCATION

054JD±04
05±544
±
DIAGNOSTICS ECD SYSTEM(1CD±FTV)
AVENSIS REPAIR MANUAL (RM1018E)
DIAGNOSTIC TROUBLE CODE CHART
HINT:
Parameters listed in the chart may not be exactly the same as your readings due to\
the type of instrument
or other factors.

If a malfunction code is displayed during the DTC check in the check mode, check the circuit f\
or the codes
listed in the table below. For details of each code, refer to the ''See page '' under the respective ''DTC No.''
in the DTC chart.



\f  \b
 *1
CHK ENG 
P0045
(05±554)Turbo/Super Charger Boost Con-
trol Solenoid Circuit / Open
VRV

Open or short in VRV circuit

ECM

P0087
(05±557)Fuel Rail/System Pressure ± Too
Low
Open or short in fuel pressure sensor circuit

Fuel pressure sensor

ECM

P0088
(05±563)Fuel Rail/System Pressure ± Too
High

Supply pump

Pressure discharge valve

Short in Supply pump (suction control valve)circuit

Open pressure discharge valve circuit

ECM

P0093
(05±570)Fuel System Leak Detected ±
Large Leak

Fuel line between supply pump and common rail

Fuel line between common rail and injector

Supply pump

Common rail

Injector (P1238 is set simultaneously)

Pressure discharge valve

Open or short in EDU circuit (P0200 is set simultaneously)

Open or short in injector circuit (P0200 and P1238 are set
simultaneously)

EDU (P0200 is set simultaneously)

ECM

P0095
(05±573)Intake Air Temperature Sensor 2
Circuit
O h ti di lt b ilt it i it

P0097
(05±573)Intake Air Temperature Sensor 2
Circuit Low
Open or short in diesel turbo inlet air temp. sensor circuit

Diesel turbo inlet air temperature sensor

ECM

P0098
(05±573)Intake Air Temperature Sensor 2
Circuit High
ECM

P0100
(05±577)Mass or Volume Air Flow Circuit

Open or short in mass air flow meter circuit

Mass air flow meter

ECM

P0101
(05±583)Mass or Volume Air Flow Circuit
Range/Performance Problem
Mass air flow meter
P0102
(05±577)Mass or Volume Air Flow Meter
Circuit Low Input
Open or short in mass air flow meter circuit

Mass air flow meter

P0103
(05±577)Mass or Volume Air Flow Meter
Circuit High Input
Mass air flow meter

ECM

P0105
(05±584)Manifold Absolute Pressure/
Barometric Pressure Circuit

Open or short in manifold absolute pressure sensor circuit

Manifold absolute pressure sensor

Turbocharger assy

EGR valve assy

ECM

P0106
(05±588)Manifold Absolute Pressure/
Barometric Pressure Circuit
Range/Performance Problem

Manifold absolute pressure sensor