GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Oldsmobile
🢒
1996
🢒
Achieva
🢒
Engine
🢒 Engine Controls - 2.4L
Engine
All Component Locator
Engine Controls Components
All Description and Operation
Air Induction System
Crankcase Ventilation System
Cruise Control
Electric Cooling Fan
Electronic Ignition (EI) System
Evaporative Emission Control System
Exhaust Gas Recirculation (EGR) System
Fuel Metering Modes of Operation
Fuel Metering System Components
Fuel Supply Components
Information Sensors
Knock Sensor (KS) System
Powertrain Control Module (PCM)
Powertrain Control Module Controlled Air Conditioning
Powertrain Control Module Controlled Generator Diagnosis
Powertrain Control Module Controlled Warning Lamps
Powertrain Control Module Outputs Description
All Special Tools and Equipment
Special Tools
All Visual Identification
Engine Controls Connector End Views
Cleaning, Inspection, and Adjustment
Fuel System Cleaning
Diagnostic Procedures
Alcohol/Contaminants-in-Fuel Test
Backfire
Cuts Out, Misses
Detonation/Spark Knock
Dieseling, Run-On
Excessive Exhaust Emissions or Odors
Fuel Injector Balance Test
Fuel Injector Solenoid Coil Test
Fuel Pump Electrical Diagnosis
Fuel Sender Diagnosis
Fuel Tank Leak Check
Hard Start
Hesitation, Sag, Stumble
Important Preliminary Checks
Intermittent Conditions
Lack of Power, Sluggishness, or Sponginess
Poor Fuel Economy
Restricted Exhaust System Check
Rough, Unstable, or Incorrect Idle and Stalling
Surges/Chuggles
Diagnostic Trouble Codes
DTC P0106 Manifold Absolute Pressure (MAP) System Performance
DTC P0107 Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage
DTC P0108 Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage
DTC P0112 Intake Air Temperature (IAT) Sensor Circuit Low Voltage
DTC P0113 Intake Air Temperature (IAT) Sensor Circuit High Voltage
DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage
DTC P0118 Engine Coolant Temperature (ECT) Sensor Circuit High Voltage
DTC P0121 Throttle Position (TP) Sensor Performance
DTC P0122 Throttle Position (TP) Sensor Circuit Low Voltage
DTC P0123 Throttle Position (TP)Sensor Circuit High Voltage
DTC P0125 Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control
DTC P0131 O2S Circuit Low Voltage Sensor 1
DTC P0132 O2S Circuit High Voltage Sensor 1
DTC P0133 O2S Slow Response Sensor 1
DTC P0134 O2S Circuit Insufficient Activity Sensor 1
DTC P0137 HO2S Circuit Low Voltage Sensor 2
DTC P0138 HO2S Circuit High Voltage Sensor 2
DTC P0140 HO2S Circuit Insufficient Activity Sensor 2
DTC P0141 HO2S Heater Performance Sensor 2
DTC P0171 Fuel Trim System Lean
DTC P0172 Fuel Trim System Rich
DTC P0200 Injector Control Circuit
DTC P0300 Engine Misfire Detected
DTC P0301 Cylinder 1 Misfire Detected
DTC P0302 Cylinder 2 Misfire Detected
DTC P0303 Cylinder 3 Misfire Detected
DTC P0304 Cylinder 4 Misfire Detected
DTC P0325 Knock Sensor (KS) Circuit
DTC P0335 Crankshaft Position (CKP) Sensor Circuit
DTC P0341 Camshaft Position (CMP) Sensor Performance
DTC P0342 Camshaft Position (CMP) Sensor Circuit Low Voltage
DTC P0401 Exhaust Gas Recirculation (EGR) Flow Insufficient
DTC P0420 Catalyst System Low Efficiency
DTC P0440 Evaporative Emission (EVAP) System
DTC P0442 Evaporative Emission (EVAP) System Small Leak Detected
DTC P0446 Evaporative Emission (EVAP) Vent System Performance
DTC P0460 Fuel Level Sensor Circuit
DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input
DTC P0506 Idle Speed Low
DTC P0507 Idle Speed High
DTC P0530 Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit
DTC P0562 System Voltage Low
DTC P0563 System Voltage High
DTC P0600 Serial Communication Link
DTC P0601 Control Module Read Only Memory (ROM)
DTC P0602 Control Module Not Programmed
DTC P0705 Trans Range Switch Circuit
DTC P1133 O2S Insufficient Switching Sensor 1
DTC P1171 Fuel System Lean During Acceleration
DTC P1380 Misfire Detected - Rough Road Data Not Available
DTC P1381 Misfire Detected - No Communication with Brake Control Module
DTC P1406 Exhaust Gas Recirculation (EGR) Position Sensor Performance
DTC P1441 Evaporative Emission (EVAP) System Flow During Non-Purge
DTC P1601 Serial Communication Malfunction
DTC P1629 Theft Deterrent Fuel Enable Signal Not Received
Electrical/Electronic Schematic Diagrams
Engine Controls Schematics
Electrical/Electronic Specifications
Temperature Versus Resistance
Gas, Vacuum and Fluids Schematics and Diagrams
Emission Hose Routing Diagram
General Diagnostic Information
Air Conditioning (A/C) Compressor Clutch Control Diagnosis
Crankcase Ventilation System Diagnosis
Cruise Control Diagnosis
Data Link Connector Diagnosis
Electric Cooling Fan Diagnosis
Electronic Ignition (EI) System Diagnosis
Engine Cranks But Does Not Run
Evaporative Emission Control System Diagnosis
Exhaust Gas Recirculation (EGR) System Diagnosis
Fuel System Diagnosis
Knock Sensor (KS) System Diagnosis
Malfunction Indicator Lamp (MIL) Always On
Malfunction Indicator Lamp (MIL) Inoperative
Manifold Absolute Pressure Sensor Output Diagnosis
Powertrain Control Module Controlled Generator Diagnosis
Powertrain Control Module Controlled Warning Lamps Diagnosis
Powertrain Control Module Diagnosis
Powertrain Control Module Inputs Diagnosis
Powertrain Control Module Outputs Diagnosis
Powertrain On Board Diagnostic (OBD) System Check
Strategy Based Diagnostic Flow
Mechanical Specifications
Fastener Tightening Specifications
Other Specifications
Engine Scan Tool Data Definitions
Engine Scan Tool Data List
Fuel System Specifications
Removal, Installation, and Replacement
Accelerator Controls
Air Cleaner
Air Cleaner Assembly
Air Cleaner Intake Duct
Air Cleaner Outlet Resonator
Air Cleaner Resonator
Camshaft Position Sensor Replacement
Carbon Particle Removal from Evaporative Emission System
Coolant Level Switch
Crankcase Ventilation System
Crankshaft Position Sensor Replacement
Engine Coolant Temperature Sensor Replacement
Evaporative Emission Canister Hoses
Evaporative Emission Canister Purge Solenoid
Evaporative Emission Canister Replacement
Evaporative Emission Vent Valve Replacement
Exhaust Gas Recirculation Valve Replacement
Fuel Hose and Pipes
Fuel Injection Fuel Rail Assembly Replacement
Fuel Injector Replacement
Fuel Level Sensor Replacement
Fuel Pressure Regulator Replacement
Fuel Pressure Relief
Fuel Pump and Engine Oil Pressure Switch Replacement
Fuel Pump Relay Replacement
Fuel Pump Replacement
Fuel Pump Strainer Replacement
Fuel Sender Assembly Replacement
Fuel Tank Draining
Fuel Tank Pressure Sensor Replacement
Fuel Tank Replacement
Heated Oxygen Sensor Replacement
Idle Air Control Valve Replacement
Ignition Coils
Ignition Control Module Replacement
In-Line Fuel Filter Replacement
Intake Air Temperature Sensor Replacement
Knock Sensor Module Replacement
Knock Sensor Replacement
Manifold Absolute Pressure Sensor Replacement
Oil Level Switch
Oxygen Sensor Replacement
Powertrain Control Module/EEPROM Replacement/Programming
Servicing Quick Connect Fittings
Throttle Body Assembly Replacement
Throttle Position Sensor Replacement