Table of Contents
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Table of Contents
Related Manuals for Innova OBD 1
Summarization of Contents
Introduction to OBD
What is OBD?
Explains the concept of On-Board Diagnostics (OBD) and its evolution to OBD2.
You Can Do It!
Easy To Use
Describes the basic steps for connecting and using the scan tool with a vehicle.
Easy To View
Explains how stored codes, Freeze Frame data, and monitor status are displayed.
Easy To Define
Details how to read code definitions, view Freeze Frame, Live Data, and ABS DTCs.
Safety Precautions
Safety First!
General warnings to avoid personal injury, instrument damage, and vehicle damage.
About the Scan Tool
Vehicles Covered
Details the types of vehicles (1996 and newer OBD2 compliant) that the scan tool supports.
Scan Tool Operations and Settings
Battery Replacement
Instructions for replacing the scan tool's internal batteries.
Initial Setup and Adjustments
Guide to selecting display language and unit of measurement after battery installation.
Scan Tool Controls
Controls and Indicators Overview
Identifies and describes the function of each button and LED on the scan tool.
Detailed Scan Tool Controls
Navigation and Status Buttons
Explains the function of UP, DOWN, ENTER, and M buttons for navigation and selection.
Status Indicator LEDs
Describes the meaning of the GREEN, YELLOW, and RED LEDs for system status indication.
Scan Tool Components
Lists and describes components like Display, Cable, and various Connector Adapters.
Scan Tool Display Functions
Monitor Status Display
Explains the I/M Monitor Status field and the meaning of Monitor icons.
System and Data Icons
Describes icons related to vehicle power, computer link, PC connection, and battery status.
DTC and Data Display Interpretation
DTC and Data Display Areas
Describes areas for displaying DTC numbers, definitions, and other test information.
Code Status Indicators
Explains icons for PERMANENT, PENDING, and MIL status.
Code Numbering and Enumeration
Details how codes are sequenced and enumerated, and the meaning of Freeze Frame data.
Onboard Diagnostics Introduction
Introduction to Electronic Engine Controls
Explains the historical context and purpose of electronic engine control systems.
Basic Engine Computer Control System
System Components
Describes the on-board computer, sensors, switches, and actuators as input/output devices.
On-Board Diagnostics Generations
OBD1 System
Explains the first generation of On-Board Diagnostics (OBD1) and its limitations.
OBD2 System
Describes the enhanced OBD2 system and its improvements over OBD1.
OBD2 Objectives and Terminology
Main Objectives of OBD2
Outlines the primary goals and improvements of the OBD2 system.
OBD2 Terminology
Defines key terms and abbreviations used in OBD2 systems.
OBD2 Terminology Explained
Powertrain Control Module (PCM)
Defines the Powertrain Control Module (PCM) as the vehicle's on-board computer.
Monitors and Enabling Criteria
Explains OBD2 monitors, enabling criteria, and monitor run status.
Diagnostic Trouble Codes (DTCs)
Drive Cycles and Warm-up
Defines OBD2 Drive Cycle and Warm-up Cycle for diagnostic testing.
DTC Identification and Types
Explains how DTCs identify problems and their five-character structure.
OBD2 DTC Structure and Examples
Manufacturer-Specific DTCs
Describes DTCs controlled by manufacturers and their expansion beyond generic standards.
OBD2 DTC Example Breakdown
Illustrates the breakdown of an OBD2 DTC (P0201) into its components.
DTCs and Malfunction Indicator Lamp (MIL) Status
DTC Types and MIL Behavior
Explains Type "A" and Type "B" DTCs and how the MIL responds to faults.
OBD2 Monitors Overview
Monitor Functionality
Explains the purpose of OBD2 diagnostic programs called Monitors.
Continuous Monitors
Lists the three Continuous Monitors: CCM, Misfire, and Fuel System.
OBD2 Non-Continuous Monitors
List of Non-Continuous Monitors
Lists twelve non-continuous monitors and notes newer ones introduced in 2010.
Comprehensive Component Monitor (CCM)
Details the function and rationality test of the Comprehensive Component Monitor.
OBD2 Monitor Details (Part 1)
Fuel System Monitor
Explains the Fuel System Monitor and its use of Fuel Trim.
Misfire Monitor
Describes how the Misfire Monitor detects engine misfires and types of misfires.
Catalyst Monitor
Explains the Catalyst Monitor's role in checking catalytic converter efficiency.
OBD2 Monitor Details (Part 2)
Heated Catalyst Monitor
Describes the Heated Catalyst Monitor and its function.
EGR and EVAP Monitors
Explains the Exhaust Gas Recirculation (EGR) and Evaporative System (EVAP) Monitors.
OBD2 Monitor Details (Part 3)
Oxygen Sensor Heater Monitor
Details the Oxygen Sensor Heater Monitor and its role in closed-loop operation.
Oxygen Sensor Monitor
Explains the Oxygen Sensor Monitor's function in measuring exhaust oxygen.
OBD2 Monitor Details (Part 4)
Secondary Air System Monitor
Describes the Secondary Air System Monitor and its function during engine warm-up.
Non-Methane Hydrocarbon Catalyst (NMHC) Monitor
Explains the NMHC Monitor's role in reducing non-methane hydrocarbons.
OBD2 Monitor Details (Part 5)
NOx Aftertreatment and Boost Pressure Monitors
Details the NOx Aftertreatment and Boost Pressure System Monitors.
Exhaust Gas Sensor Monitor
Explains the Exhaust Gas Sensor Monitor's function in determining exhaust stream content.
OBD2 Monitor Details (Part 6)
PM Filter Monitor
Describes the PM Filter Monitor's role in removing particulate matter.
OBD2 Reference Table
Provides a reference table for OBD2 monitor types and parameters.
Preparation for Testing
Preliminary Vehicle Diagnostic Worksheet
A form to gather preliminary vehicle information before retrieving codes.
Before You Begin Testing
Pre-Test Vehicle Checks
Lists essential checks for fluids, filters, belts, hoses, and electrical connections.
Importance of Vehicle Service Manuals
Referencing Service Manuals
Advises referring to the manufacturer's service manual for proper procedures.
Using the Scan Tool for Code Retrieval
Code Retrieval Procedure
Step-by-step guide to connect the scan tool and retrieve diagnostic trouble codes.
Scan Tool Communication and Code Display
Establishing Communication
Explains how the scan tool establishes communication with the vehicle's computer.
Displaying Retrieved Codes
Describes how codes, status, and freeze frame data are displayed.
Interpreting Scan Tool Display
Display Elements Overview
Explains display elements like vehicle icon, link icon, and code display areas.
Monitor Status and DTC Information
Describes I/M Monitor Status icons and how DTC definitions are displayed.
Interpreting LED Status and DTC Types
LED Indicators for System Status
Explains the meaning of the YELLOW and RED LEDs for system conditions.
Generic vs. Manufacturer-Specific DTCs
Differentiates between Generic and Manufacturer-Specific DTCs and how to select manufacturers.
DTC Definitions and Freeze Frame Data
Manufacturer Selection for DTC Definitions
How to select a manufacturer to view specific DTC definitions.
Freeze Frame Data and Priority Codes
Explains Freeze Frame data, priority codes, and its relationship to the MIL.
System Menu Functions
Accessing System Menu
How to access the System Menu to view OEM Enhanced and ABS DTCs.
Retrieving OEM Enhanced DTCs
Steps to retrieve OEM Enhanced DTCs for various manufacturers.
Viewing OEM Enhanced DTCs
OEM Enhanced DTCs for Chrysler/Jeep
Procedure for viewing Engine and Transmission DTCs for Chrysler/Jeep.
OEM Enhanced DTCs for Ford/Mazda
Options for viewing Ford/Mazda DTCs, including Continuous Memory and KOEO/KOER tests.
Reading OEM Enhanced DTCs
Displaying OEM Enhanced Codes
How to read and interpret the display for OEM Enhanced DTCs.
Manufacturer-Specific Enhanced DTC Tests
Ford/Mazda Enhanced DTC Tests
Details KOEO, KOER, and Continuous Memory tests for Ford/Mazda.
General Motors/Isuzu DTC Options
Options for viewing MIL, Current, Fail Since Clear, and History DTCs for GM/Isuzu.
Reading GM/Isuzu Enhanced DTCs
Displaying GM/Isuzu DTCs
How to interpret the display for GM/Isuzu DTCs.
Viewing Honda/Acura Enhanced DTCs
Honda/Acura DTC Options
Options for viewing Confirmed, Pending, Permanent, or Temporary DTCs for Honda/Acura.
Viewing Toyota/Lexus Enhanced DTCs
Toyota/Lexus DTC Options
Options for viewing Current, History, or Pending DTCs for Toyota/Lexus.
Viewing Enhanced DTCs for Other Vehicles
Other Manufacturer DTC Retrieval
Procedure for retrieving enhanced DTCs from Audi, BMW, Hyundai, Kia, Mercedes, Volkswagen.
Viewing ABS DTCs
Reading ABS DTCs
Steps to retrieve and view ABS diagnostic trouble codes from the vehicle.
Interpreting ABS DTC Display
ABS DTC Information
How to read and interpret the display for ABS DTCs and related data.
Erasing Diagnostic Trouble Codes (DTCs)
DTC Erasure Overview
Explains the ERASE function, data erased, and what is NOT erased.
Procedure for Erasing DTCs
Erasing OBD2 DTCs
Steps to erase OBD2 DTCs using the scan tool.
Erasing Enhanced/ABS DTCs
Steps to erase OEM Enhanced or ABS DTCs via the System Menu.
Confirming DTC Erasure
Erase Success and Failure
Describes confirmation messages and troubleshooting for erase failures.
Manual Code Erasure
Guidance on consulting service manuals for manual code erasure.
I/M Readiness Testing
Understanding I/M Programs
Explains the purpose of Inspection and Maintenance (I/M) programs and emissions testing.
I/M Readiness Monitors
Describes how I/M Readiness shows if emission systems are operating correctly.
Emissions Test Requirements
General Emissions Test Criteria
Outlines common requirements for vehicles to pass emissions tests.
Monitor Run/Not Run Status
Explains the meaning of "Has Run" and "Has Not Run" for monitors.
Interpreting I/M Readiness Test Results
GREEN LED Status
Indicates when all systems are OK and the vehicle is ready for emissions testing.
YELLOW and RED LED Status
Explains YELLOW (pending codes, monitors not run) and RED (system problem) LED indications.
About RepairSolutions®
RepairSolutions® Service
Describes RepairSolutions as a web-based service for diagnosis and repair information.
RepairSolutions® Features and Access
Repair Information Resources
Lists resources like How-To Videos, TSBs, and Safety Recalls.
System Requirements and Access
Details hardware and software requirements and how to access the service.
Chrysler/Jeep OBD1 Systems
Chrysler On-Board Computer Systems
Traces the evolution of Chrysler on-board computer systems from 1983 to 1997.
Chrysler/Jeep OBD1 Vehicles Covered
Covered Vehicle Makes and Models
Lists Chrysler, Dodge, Plymouth, and Jeep models covered by the scan tool.
Instrument Panel Indicator Lights
Explains the function of "Power Loss", "Check Engine", and "Malfunction Indicator Lamp".
Data Link Connector (DLC)
Describes the location and type of Chrysler DLC connectors.
Chrysler/Jeep OBD1 Code Retrieval
Code Retrieval Procedure Procedure
Step-by-step guide to connect the scan tool and retrieve diagnostic trouble codes.
Retrieving Chrysler/Jeep OBD1 Codes
Vehicle Selection and Code Retrieval
Process for selecting vehicle year and retrieving codes, handling communication errors.
Chrysler/Jeep OBD1 DTC Management
Erasing DTCs Overview
Explains the function of erasing DTCs and the data that is also erased.
Erasing DTCs Procedure
Steps to erase DTCs from the vehicle's computer memory.
Confirming and Handling DTC Erasure
DTC Erase Confirmation
How to confirm or cancel the DTC erase function.
Erase Status and Manual Procedures
Handling erase success/failure messages and consulting manuals for manual erasure.
Ford OBD1 Systems Overview
EEC-IV Computer System
Explains the Ford EEC-IV computer system and its reliance on voltage signals.
Ford OBD1 Vehicles Covered (Cars)
Application Table for Cars
Lists Ford, Lincoln, Mercury car models and their engine/system details.
Ford OBD1 Vehicles Covered (Trucks/Vans)
Application Table for Trucks/Vans
Lists Ford truck and van models and their engine/system details.
Ford OBD1 Test Connectors
EEC-IV Test Connector
Describes the EEC-IV test connector used for Ford vehicles.
Connecting the Scan Tool and DTCs
Connecting the Ford Scan Tool
Instructions for connecting the scan tool using the Ford Connector Cable Adaptor.
Types of Diagnostic Trouble Codes
Explains "Hard" DTCs and "Intermittent/History" DTCs.
Ford OBD1 Code Retrieval Procedures
Overview of Ford Self-Tests
Outlines the four main sections of Ford's self-diagnostic system.
Reviewing DTCs
Steps to view codes stored in the scan tool's memory.
Ford OBD1 KOEO (Key On Engine Off) Test
Performing the KOEO Self-Test
Steps to connect the scan tool and initiate the KOEO Test.
Executing the KOEO Test
KOEO Test Preparation and Execution
Details preparation steps for KOEO Test, including special engine types and sounds.
KOEO Test Communication Issues
Troubleshooting steps if the scan tool fails to link during the KOEO Test.
Interpreting KOEO Test Results
KOEO Test Result Codes
Explains the meaning of PASS codes (11 or 111) and how codes are displayed.
Ford OBD1 Engine Timing Check
Importance of Engine Timing
Explains why checking ignition timing is crucial before KOER tests.
Timing Check Applicability
Specifies which vehicle years the timing check procedure applies to.
Performing the Engine Timing Check
Engine Timing Check Procedure
Steps for connecting the scan tool and selecting the model year for timing check.
Timing Check Execution
Instructions on warming the engine and performing the timing check.
Analyzing Engine Timing Check Results
Checking Ignition Timing Advance
Details how to check the computer's ability to advance ignition timing.
Interpreting Timing Readings
Explains acceptable timing ranges and what to do if readings are out of range.
Ford OBD1 KOER (Key On Engine Running) Self-Test
KOER Test Prerequisites
Emphasizes the need for KOEO and Engine Timing checks before performing KOER Self-Test.
Initiating the KOER Test
Steps to connect the scan tool and start the KOER Test.
Executing the KOER Test Procedures
KOER Test Execution Steps
Details steps for KOER test execution, including Cylinder ID retrieval and specific procedures.
KOER Test Communication Issues
Troubleshooting steps if the scan tool fails to link during the KOER Test.
Interpreting KOER Test Results
KOER Test PASS Codes
Explains PASS codes (11 or 111) indicating successful KOER test results.
Additional Tests for EEC-IV Systems
Cylinder Balance Test
Explains how to perform a Cylinder Balance Test to find weak cylinders.
Performing the Cylinder Balance Test
Cylinder Balance Test Steps
Step-by-step guide to perform the Cylinder Balance Test.
Ford OBD1 Relay and Solenoid Test
Output State Check Function
Explains the Output State Check for testing computer output voltages and actuators.
Performing the Relay and Solenoid Test
Output State Check Procedure
Step-by-step instructions for performing the Output State Check.
Executing the Output State Check
Output State Check Steps
Continues the steps for performing the Output State Check.
Ford OBD1 Wiggle Test
Purpose of Wiggle Test
Explains the Wiggle Test's use for checking intermittent faults in circuits.
Circuits Tested by Wiggle Test
Lists the various sensors and circuits tested by the Wiggle Test.
Performing the Wiggle Test
Wiggle Test Procedure
Step-by-step instructions for performing the KOEO and KOER Wiggle Tests.
Executing the Wiggle Test
Wiggle Test Execution
Continues the steps for executing the Wiggle Test and interpreting results.
Ford OBD1 DTC Management
Erasing DTCs Overview
Explains the ERASE function and its impact on vehicle data.
Erasing DTCs Procedure
Steps to erase DTCs from the Ford vehicle's computer memory.
Confirming Ford DTC Erasure
Erase Confirmation and Status
How to confirm DTC erasure and handle success or failure messages.
GM OBD1 Systems Overview
Vehicle Computer Systems
Explains how GM vehicles use computer self-testing to store DTCs.
GM Vehicles Covered
Lists GM domestic cars and trucks compatible with the scan tool.
GM OBD1 Scan Tool, DLC, MIL, and DTCs
Scan Tool Compatibility and Features
Notes scan tool compatibility with OBD1 GM models with Climate Control Computers.
GM Data Link Connector (DLC)
Describes the GM DLC connector, its pin count, and location.
Malfunction Indicator Light (MIL)
Explains the MIL ("Check Engine" light) as a warning indicator.
GM Diagnostic Trouble Codes (DTCs)
Defines DTCs as fault codes used to identify malfunctioning systems or components.
GM OBD1 Code Retrieval Procedure
Code Retrieval Overview
General advice on retrieving DTCs and the importance of service manuals.
Connecting Scan Tool to GM Vehicle
Steps for connecting the scan tool with the GM Connector Cable Adaptor.
Retrieving GM OBD1 Codes
GM OBD1 Menu Navigation
How to navigate the GM OBD1 menu to review DTCs.
Selecting Vehicle for Code Retrieval
Steps for selecting current vehicle or a new vehicle for code retrieval.
Executing GM OBD1 Code Retrieval
Code Retrieval Process
Describes the process of retrieving codes and handling communication failures.
Interpreting Code Retrieval Results
How to interpret successful retrieval messages and display of DTCs.
GM OBD1 DTC Management
Erasing DTCs Overview
Explains the ERASE function for GM vehicles and its data implications.
Erasing DTCs Procedure
Steps to erase DTCs from the GM vehicle's computer.
Confirming GM DTC Erasure
Erase Confirmation and Status
How to confirm erasure, handle success or failure, and contact support.
Interpreting GM DTCs and Erasing
Understanding Code 12
Explains the meaning of Code 12 in GM systems.
General DTC Erasure Advice
Provides advice on clearing DTCs and handling specific code series.
Toyota/Lexus OBD1 Systems
Toyota/Lexus Vehicles Covered
Lists Toyota and Lexus OBD1 vehicles covered by the scan tool.
Toyota/Lexus OBD1 Car Models
Covered Toyota/Lexus Cars
Details specific Toyota and Lexus car models, engine sizes, and DLC types.
Toyota/Lexus OBD1 Truck Models
Covered Toyota/Lexus Trucks
Lists specific Toyota and Lexus truck models and their DLC types.
Toyota DLC Connectors
Describes the two types of Toyota DLC connectors (Type 1 and Type 2).
Instrument Panel MIL
Explains the Malfunction Indicator Light (MIL) for Toyota/Lexus vehicles.
Toyota/Lexus OBD1 DTCs and Retrieval
Diagnostic Trouble Codes (DTCs)
Defines DTCs and the two types of engine problems they record.
Code Retrieval Procedure Overview
General advice on retrieving DTCs and the importance of service manuals.
Performing Toyota/Lexus OBD1 Code Retrieval
Connecting Scan Tool to Toyota/Lexus
Steps to connect the scan tool using the Toyota Connector Cable Adaptor.
Navigating Toyota OBD1 Menu
How to navigate the Toyota OBD1 menu to review and read DTCs.
Retrieving Toyota/Lexus OBD1 Codes
Code Retrieval Process
Describes the process of retrieving codes and handling communication failures.
Interpreting Code Retrieval Results
How to interpret successful retrieval messages and display of DTCs.
Toyota/Lexus OBD1 DTC Management
Erasing DTCs Overview
Explains the ERASE function for Toyota/Lexus and its impact on data.
Erasing DTCs Procedure
Step-by-step guide to erase DTCs from the vehicle's computer.
Live Data Mode
Viewing Live Data
Explains how to view real-time vehicle operating information (PID Data).
Customizing Live Data Display
Custom Live Data Mode
How to enter Custom Live Data mode to select specific PIDs for display.
Recording Live Data
Live Data Recording Options
Explains the two methods for recording Live Data: DTC Trigger and Manual Trigger.
Recording Live Data by DTC Trigger
DTC Triggered Recording
How to set up recording Live Data automatically when a DTC is set.
Executing DTC Triggered Recording
Setting the Trigger Point
How to select the trigger point (Beginning, Middle, End) for recording data.
Recording Process and Confirmation
Steps for the recording process and confirming the recording.
Recording Live Data by Manual Trigger
Manual Trigger Recording
How to manually select the time for recording Live Data.
Executing Manual Triggered Recording
Setting Manual Trigger Point
How to select the trigger point for manual recording of Live Data.
Manual Recording Process
Steps for performing the manual recording and confirming the process.
Live Data Playback
Accessing Recorded Live Data
How to view recorded Live Data immediately or later using the Playback function.
Navigating Live Data Playback
Viewing Recorded Data Frames
How to scroll through recorded data frames and exit playback mode.
Additional Tests Menu
Special Test Menu Overview
Introduces the Special Test Menu and its available functions.
O2 Sensor Test
Understanding O2 Sensors
Explains O2 sensor function, location, and naming conventions.
Performing the O2 Sensor Test
Steps to retrieve and view O2 sensor monitor test results.
Non-Continuous Tests and EVAP Leak Test
Non-Continuous Test Function
Explains how to retrieve test results for non-continuously monitored systems.
EVAP Leak Test
Describes how to initiate an EVAP leak test and necessary precautions.
Viewing Vehicle Information
Vehicle Information Options
Lists options for retrieving vehicle information: Vehicle ID, Modules, IPT.
Retrieving Vehicle Identification Information
Vehicle ID Functionality
Explains how the scan tool retrieves VIN, calibration IDs, and CVNs for OBD2 vehicles.
Viewing Vehicle Modules and IPT
Viewing Available Modules
How to retrieve and view a list of modules supported by the vehicle.
Viewing In-use Performance Tracking (IPT)
How to retrieve IPT statistics for monitors supported by the vehicle.
Using the DTC Library (OBD1)
Accessing OBD1 DTC Library
Steps to access the DTC Library and select the OBD1 option.
Manufacturer Selection for OBD1 DTCs
How to select a vehicle manufacturer to find OBD1 DTC definitions.
Entering and Viewing OBD1 DTCs
Entering DTCs for Definition
How to enter DTC digits and confirm them to find definitions.
Viewing DTC Definitions
How to view DTC definitions and handle cases where definitions are unavailable.
Using the DTC Library (OBD2)
Accessing OBD2 DTC Library
Steps to access the DTC Library and select the OBD2 option.
Entering OBD2 DTCs
How to enter Generic and Manufacturer-Specific DTCs for definitions.
Viewing Firmware Version
Firmware Version Information
How to view the scan tool's current firmware, bootloader, and database versions.
Adjustments and Settings
Tool Setting Mode Overview
Explains that adjustments and settings can be made when the tool is not connected to a vehicle.
Configuring Display and Audio Settings
Adjusting Display Brightness
How to adjust the brightness of the scan tool's display screen.
Enabling Audible Tone
How to turn the scan tool's audible tone on or off.
Configuring Display and Language Settings
Using Display Backlight
How to turn the display backlight on or off.
Selecting Display Language
How to set the display language to English, French, or Spanish.
Setting Unit of Measurement and Exiting Settings
Setting Unit of Measurement
How to set the unit of measurement to USA or metric.
Exiting Tool Setting Mode
How to exit the tool setting mode by pressing the M button.
Using Scan Tool Memory
Viewing Data in Memory
How to view DTCs and Live Data stored in the scan tool's memory.
Generic (Global) OBD2 PID List
PID List Section 1
Lists generic Parameter IDs (PIDs) and their descriptions (Part 1).
Generic (Global) OBD2 PID List (Part 2)
PID List Section 2
Lists generic Parameter IDs (PIDs) and their descriptions (Part 2).
Generic (Global) OBD2 PID List (Part 3)
PID List Section 3
Lists generic Parameter IDs (PIDs) and their descriptions (Part 3).
Generic (Global) OBD2 PID List (Part 4)
PID List Section 4
Lists generic Parameter IDs (PIDs) and their descriptions (Part 4).
Vehicle Applications - Makes Covered
Supported Vehicle Makes
Lists the vehicle makes that are supported by the scan tool.
Glossary of Terms and Abbreviations
Glossary Terms (A-M)
Defines common terms and abbreviations from CARB to MIL.
Glossary of Terms and Abbreviations (Part 2)
Glossary Terms (N-V)
Defines common terms and abbreviations from OBD2 to VECI.
Warranty and Servicing Information
Limited One Year Warranty
Details the manufacturer's one-year limited warranty terms and conditions.
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