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DiagnosticProcedur eÐ Heate rContro lPanel
1 CHEC KCIRCUI TOVERAL LFUNCTION
SEF620Y
2 CHEC KINPU TSIGNA LCIRCUIT
3 DETEC TMALFUNCTIONIN GPART
Diagnostic Procedure Ð Heater Control Panel (Fan Switch) Ð
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Wiring DiagramNLEC0466MODELS WITH ECM IN ENGINE COMPARTMENTNLEC0466S01
YEC679
MI & DATA LINK CONNECTORSQG18DE
Wiring Diagram
EC-545
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MODELS WITH ECM IN CABINNLEC0466S02
YEC909
MI & DATA LINK CONNECTORSQG18DE
Wiring Diagram (Cont'd)
EC-546
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Fuel Pressure RegulatorNLEC0467
Fuel pressure at idling
kPa (bar, kg/cm2, psi)Vacuum hose is connected Approximately 235 (2.35, 2.4, 34)
Vacuum hose is disconnected Approximately 294 (2.94, 3.0, 43)
Idle Speed and Ignition TimingNLEC0468
Target idle speed* rpm700±50
Air conditioner: ON rpm825 or more
Ignition timing8±2É BTDC
Throttle position sensor idle position V 0.15 - 0.85
*: Under the following conditions:
+Air conditioner switch: OFF
+Electrical load: OFF (Lights, heater fan & rear window defogger)
+Steering wheel: Kept in straight-ahead position
Mass Air Flow SensorNLEC0470
Supply voltage (Heater) VBattery voltage (11 - 14)
Supply voltage (Sensor) VApproximately 5
Output voltage V1.0 - 1.7*
Mass air flow
(Using CONSULT-II or GST) g´m/sec1.0 - 4.0 at idle*
5.0 - 10.0 at 2,500 rpm*
*: Engine is warmed up to normal operating temperature and idling under no-load.
Intake Air Temperature SensorNLEC0480
Temperature ÉC (ÉF) Resistance kW
20 (68) 2.1 - 2.9
80 (176) 0.27 - 0.38
Engine Coolant Temperature SensorNLEC0471
Temperature ÉC (ÉF) Resistance kW
20 (68) 2.1 - 2.9
50 (122) 0.68 - 1.00
90 (194) 0.236 - 0.260
Throttle Position SensorNLEC0477
Throttle valve conditions Voltage (V)
Completely closed0.15 - 0.85
Completely open3.5 - 4.7
Heated Oxygen Sensor 1 Heater (Front)NLEC0478
Resistance [at 25ÉC (77ÉF)]W2.3 - 4.3
Heated Oxygen Sensor 2 Heater (Rear)NLEC0483
Resistance [at 25ÉC (77ÉF)]W2.3 - 4.3
SERVICE DATA AND SPECIFICATIONS (SDS)QG18DE
Fuel Pressure Regulator
EC-547
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EGR Volume Control Valve (where fitted)NLEC0560
Terminal No. ResistanceW[at 20ÉC (68ÉF)]
1-2
20-24 2-3
4-5
5-6
EGR Temperature Sensor (where fitted)NLEC0472
EGR temperature
ÉC (ÉF)Voltage
VResistance
MW
0 (32) 4.56 0.62 - 1.05
50 (122) 2.25 0.065 - 0.094
100 (212) 0.59 0.011 - 0.015
EVAP Canister Purge Volume Control ValveNLEC0481
Resistance [at 20ÉC (68ÉF)]W31-35
IACV-AAC ValveNLEC0474
Terminal No. ResistanceW[at 20ÉC (68ÉF)]
1-2
20-24 2-3
4-5
5-6
InjectorNLEC0475
Resistance [at 25ÉC (77ÉF)]W13.5 - 17.5
Ignition Coil with Power TransistorNLEC0561
Terminal No. (Polarity) ResistanceW[at 25ÉC (77ÉF)]
3 (+) - 2 (þ) Except 0 or¥
1 (+) - 3 (þ)
Except 0
1 (+) - 2 (þ)
CondenserNLEC0587
Resistance [at 25ÉC (77ÉF)] MWAbove 1
Fuel PumpNLEC0473
Resistance [at 25ÉC (77ÉF)]W0.2 - 5.0
SERVICE DATA AND SPECIFICATIONS (SDS)QG18DE
EGR Volume Control Valve (where fitted)
EC-548
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Crankshaft Position Sensor (POS)NLEC0558Refer to ªComponent Inspectionº, EC-301.
Camshaft Position Sensor (PHASE)NLEC0559Refer to ªComponent Inspectionº, EC-308.
SERVICE DATA AND SPECIFICATIONS (SDS)QG18DE
Crankshaft Position Sensor (POS)
EC-549
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Alphabetical&PNo .Inde xfo rDTC
Typ eapprova lnumber Model
Items
Alphabetical & P No. Index for DTC
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Items
KNOCKSEN/CIRC-B1 P0325*2 EC-815
L/PRESSSOL/CIRC P0745 A T-99
STE PMOT RFNC P1778 AT- 117
TCCSOLENOID/CIRC P0740 AT-192
DTC*1
Alphabetical & P No. Index for DTC (Cont'd)