Engine Controls - 1.9L for Saturn SL2/SC2/SW2 1997

All Description and Operation

• Air Intake System Description
• Electronic Ignition (EI) System Description
• Evaporative Emission Control System Description
• Exhaust Gas Recirculation (EGR) System Description
• Fuel Controls Description
• Idle Air Control Description

Cleaning, Inspection, and Adjustment

• Fuel System Cleaning

Diagnostic Procedures

• Alcohol/Contaminants-in-Fuel Diagnosis
• Backfire
• Cuts Out, Misses
• Detonation/Spark Knock
• Diagnostic System Check - Engine Controls
• Dieseling, Run-On
• Engine Cranks But Does Not Run
• Evaporative Emission System Diagnosis
• Fuel System Diagnosis
• Hard Start
• Lack of Power, Sluggishness, or Sponginess
• Poor Fuel Fill Quality
• Rough, Unstable, or Incorrect Idle and Stalling
• Surges/Chuggles

Diagnostic Trouble Codes

• DTC P0105
• DTC P0107
• DTC P0108
• DTC P0112
• DTC P0113
• DTC P0117
• DTC P0118
• DTC P0122
• DTC P0123
• DTC P0125
• DTC P0131
• DTC P0132
• DTC P0133, P1133, or P1134
• DTC P0134
• DTC P0137
• DTC P0138
• DTC P0140
• DTC P0141
• DTC P0171
• DTC P0172
• DTC P0201, P0202, P0203, or P0204
• DTC P0217-P0218
• DTC P0300
• DTC P0301-P0304
• DTC P0326
• DTC P0327
• DTC P0336
• DTC P0340
• DTC P0341
• DTC P0351 and/or P1351
• DTC P0352 and/or P1352
• DTC P0401
• DTC P0404
• DTC P0405
• DTC P0420
• DTC P0440
• DTC P0461
• DTC P0462
• DTC P0463
• DTC P0500
• DTC P0506 or P0507
• DTC P0656
• DTC P1336
• DTC P1404
• DTC P1640 and/or P1641
• DTC P1650 or P1651
• DTC P1691
• DTC P1693

Electrical/Electronic Schematic Diagrams

• Engine Controls Schematics

General Diagnostic Information

• Driveability Symptoms Versus Fuel Quality Diagnosis
• Idle Hydrocarbon and Carbon Monoxide Concentration Check

Other Specifications

• Fuel System Specifications

Removal, Installation, and Replacement

• Crankshaft Position Sensor Replacement
• Engine Coolant Temperature Sensor Replacement
• Evaporative Emission Canister Purge Solenoid Valve Replacement
• Evaporative Emission Canister Vent Solenoid Valve Replacement
• Exhaust Gas Recirculation Valve Replacement
• Fuel Filter/Pressure Regulator Replacement
• Fuel Injector Replacement
• Fuel Level Sensor Replacement
• Fuel Pressure Relief
• Fuel Sender Assembly Replacement
• Fuel Tank Pressure Sensor Replacement
• Heated Oxygen Sensor Replacement - Sensor 2
• Idle Air Control Valve Replacement
• Intake Air Temperature Sensor Replacement
• Knock Sensor Replacement
• Manifold Absolute Pressure Sensor Replacement
• Oxygen Sensor Replacement
• Powertrain Control Module Replacement
• Secondary Air Injection Check Valve Replacement
• Secondary Air Injection Vacuum Control Solenoid Valve Replacement
• Throttle Position Sensor Replacement