Daewoo MATIZ Service Manual page 99

CAUTION: Disconnect the negative battery cable before removing or installing any electrical unit or when a
tool or equipment could easily come in contact with exposed electrical terminals. Disconnecting this cable
will help prevent personal injury and damage to the vehicle. The ignition must also be in LOCK unless
otherwise noted.
Description and Operation
Ignition System Operation
Electronic Ignition System Ignition Coil
Crankshaft Position Sensor
Camshaft Position Sensor
Idle Air System Operation
Fuel Control System Operation
Evaporative Emission Control System
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Controlled Charcoal Canister
Positive Crankcase Ventilation Control System
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Coolant Temperature Sensor
Throttle Position Sensor
Catalyst Monitor Oxygen Sensors
Electric Exhaust Gas Recirculation Valve
Intake Air Temperature Sensor
Idle Air Control Valve
Manifold Absolute Pressure Sensor
Engine Control Module
Fuel Injector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fuel Cutoff Switch (Inertia Switch)
Knock Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Variable Reluctance (VR) Sensor
Octane Number Connector
Strategy-Based Diagnostics
EOBD Serviceability Issues
Serial Data Communications
Euro On-Board Diagnostic (EOBD)
Comprehensive Component Monitor Diagnostic
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Common EOBD Terms
DTC Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reading Diagnostic Trouble Codes
Primary System-Based Diagnostics
DAEWOO M-150 BL2
SECTION 1F
ENGINE CONTROLS
TABLE OF CONTENTS
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1F-11
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1F-13
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1F-4 Diagnostic Information and Procedures
1F-4 System Diagnosis
1F-4 Diagnostic Aids
1F-4 Idle Learn Procedure
1F-4 Euro On-Board Diagnostic (EOBD) System
Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1F-4
ECM Output Diagnosis
1F-4
Multiple ECM Information Sensor DTCs Set
1F-5 Engine Cranks But Will Not Run
1F-5 No Malfunction Indicator Lamp
Malfunction Indicator Lamp On Steady
1F-5
Fuel System Diagnosis
1F-6
Fuel Pump Relay Circuit Check
1F-6
Main Relay Circuit Check
1F-6
Manifold Absolute Pressure Check
1F-6
Idle Air Control System Check
1F-7
Ignition System Check
1F-7
Engine Cooling Fan Circuit Check
1F-7
Data Link Connector Diagnosis
1F-8
Fuel Injector Balance Test
1F-8
Diagnostic Trouble Code Diagnosis
1F-8
Clearing Trouble Codes
1F-8
Diagnostic Trouble Codes
1F-8 DTC P0107 Manifold Absolute Pressure Sensor
Low Voltage
1F-8
DTC P0108 Manifold Pressure Sensor High
1F-9
Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1F-9
DTC P0112 Intake Air Temperature Sensor Low
Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DTC P0113 Intake Air Temperature Sensor High
Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DTC P0117 Engine Coolant Temperature Sensor
Low Voltage
DTC P0118 Engine Coolant Temperature Sensor
High Voltage
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. . . . 1F-17
1F-17
1F-17
1F-17
1F-18
1F-20
. . 1F-21
1F-25
1F-30
1F-32
1F-34
1F-36
1F-38
1F-40
1F-42
1F-45
1F-48
1F-52
1F-54
1F-55
1F-55
1F-55
1F-58
1F-62
1F-66
1F-68
1F-72
1F-74