Engine Controls - 3.0L (L81) for Saturn L100/L200/LW200 2002

All Component Locator

• Engine Controls Component Views

All Description and Operation

• Air Intake System Description
• Electronic Ignition (EI) System Description
• Engine Control Component Description
• Evaporative Emission Control System Description
• Fuel Controls Description
• Fuel Metering System Description
• Fuel Supply Component Description
• Fuel Supply System
• Throttle Actuator Control (TAC) System Description

All Special Tools and Equipment

• Special Tools

All Visual Identification

• Powertrain Control Module Connector End Views

Cleaning, Inspection, and Adjustment

• Fuel System Cleaning

Diagnostic Procedures

• Alcohol/Contaminants-in-Fuel Diagnosis
• Backfire
• Cuts Out, Misses
• Detonation/Spark Knock
• Dieseling, Run-On
• Driveability Symptoms Versus Fuel Quality Diagnosis
• Engine Cranks But Does Not Start
• Engine Oil Pressure Switch Circuit Diagnosis
• Evaporative Emission (EVAP) Canister Inspection (Without TPC SV Valve)
• Fuel System Diagnosis
• Fuel System Testing
• Hard Start
• Idle Hydrocarbon and Carbon Monoxide Concentration Check
• Lack of Power, Sluggishness, or Sponginess
• Poor Fuel Fill Quality
• Rough, Unstable, or Incorrect Idle and Stalling
• Surges/Chuggles

Diagnostic Trouble Codes

• Diagnostic Trouble Code (DTC) List
• DTC P0030
• DTC P0031
• DTC P0032
• DTC P0036
• DTC P0037
• DTC P0038
• DTC P0050
• DTC P0051
• DTC P0052
• DTC P0056
• DTC P0057
• DTC P0058
• DTC P0101
• DTC P0102
• DTC P0103
• DTC P0107
• DTC P0108
• DTC P0112
• DTC P0113
• DTC P0115
• DTC P0116
• DTC P0117
• DTC P0118
• DTC P0121
• DTC P0122
• DTC P0123
• DTC P0125
• DTC P0128
• DTC P0130
• DTC P0131
• DTC P0132
• DTC P0133
• DTC P0134
• DTC P0135
• DTC P0136
• DTC P0137
• DTC P0138
• DTC P0139
• DTC P0140
• DTC P0141
• DTC P0150
• DTC P0151
• DTC P0152
• DTC P0153
• DTC P0154
• DTC P0155
• DTC P0156
• DTC P0157
• DTC P0158
• DTC P0159
• DTC P0160
• DTC P0161
• DTC P0171
• DTC P0172
• DTC P0174
• DTC P0175
• DTC P0201
• DTC P0202
• DTC P0203
• DTC P0204
• DTC P0205
• DTC P0206
• DTC P0221
• DTC P0222
• DTC P0223
• DTC P0230
• DTC P0231
• DTC P0232
• DTC P0261
• DTC P0262
• DTC P0264
• DTC P0265
• DTC P0267
• DTC P0268
• DTC P0270
• DTC P0271
• DTC P0273
• DTC P0274
• DTC P0276
• DTC P0277
• DTC P0300
• DTC P0301-P0306
• DTC P0313
• DTC P0324
• DTC P0327
• DTC P0328
• DTC P0332
• DTC P0333
• DTC P0335
• DTC P0341
• DTC P0342
• DTC P0343
• DTC P0401
• DTC P0402
• DTC P0403
• DTC P0405
• DTC P0406
• DTC P0409
• DTC P0421
• DTC P0431
• DTC P0440
• DTC P0442
• DTC P0443
• DTC P0444
• DTC P0445
• DTC P0446
• DTC P0447
• DTC P0448
• DTC P0449
• DTC P0451
• DTC P0452
• DTC P0453
• DTC P0455
• DTC P0461
• DTC P0462
• DTC P0463
• DTC P0489
• DTC P0490
• DTC P0496
• DTC P0500
• DTC P0504
• DTC P0506
• DTC P0507
• DTC P0532
• DTC P0533
• DTC P0601, P0602, P0603, P0604, P0605, P0606, or P1602
• DTC P0638
• DTC P0646
• DTC P1245
• DTC P1271
• DTC P1277
• DTC P1278
• DTC P1282
• DTC P1283
• DTC P1403
• DTC P1405
• DTC P1406
• DTC P1510
• DTC P1511
• DTC P1516
• DTC P1519
• DTC P1523
• DTC P1526
• DTC P1530
• DTC P1845

Electrical/Electronic Schematic Diagrams

• Engine Controls Schematics

Electrical/Electronic Specifications

• Diagnostic Trouble Code (DTC) Type Definitions

General Diagnostic Information

• Scan Tool Data Definitions

Mechanical Specifications

• Fastener Tightening Specifications

Removal, Installation, and Replacement

• Accelerator Pedal Position Sensor Replacement
• Air Cleaner Assembly Replacement
• Camshaft Position Sensor Replacement
• Crankshaft Position Sensor Replacement
• Engine Control Module Replacement
• Engine Coolant Temperature Sensor Replacement
• Engine Oil Pressure Switch Replacement
• Evaporative Emission Canister Purge Solenoid Valve Replacement
• Evaporative Emission Canister Replacement
• Evaporative Emission Canister Vent Solenoid Valve Replacement
• Exhaust Gas Recirculation Valve Replacement
• Fuel Filter Replacement
• Fuel Hose/Pipes Replacement - Chassis
• Fuel Hose/Pipes Replacement - Engine Compartment
• Fuel Hose/Pipes Replacement - Rear
• Fuel Hoses/Pipes Replacement - Filter to Tank
• Fuel Injection Fuel Rail Assembly Replacement
• Fuel Injector Replacement
• Fuel Pressure Regulator Replacement
• Fuel Pressure Relief
• Fuel Pump Cover Replacement
• Fuel Pump Replacement
• Fuel Sender Assembly Replacement
• Fuel Tank Draining
• Fuel Tank Pressure Sensor Replacement
• Fuel Tank Replacement
• Heated Oxygen Sensor Replacement - Bank 1 Sensor 1
• Heated Oxygen Sensor Replacement - Bank 1 Sensor 2
• Heated Oxygen Sensor Replacement - Bank 2 Sensor 1
• Heated Oxygen Sensor Replacement - Bank 2 Sensor 2
• Ignition Control Module Replacement
• Intake Plenum Switchover Solenoid Replacement
• Intake Plenum Switchover Valve Replacement
• Knock Sensor 1 Replacement
• Knock Sensor 2 Replacement
• Manifold Absolute Pressure Sensor Replacement
• Mass Airflow Sensor with Intake Air Temperature Sensor Replacement
• Quick Connect Fitting Service
• Throttle Body Assembly Replacement