View and Download Innova owner's manual online. Digital Can OBD2 1. If the code reader is not quick enough, a petty mechanical failure could turn into something severe. This feature is especially prevalent in OBD2 vehicles. This equipment must be operated as described in this manual. If operational guidelines are not followed, equipment damage and personal injury can occur. Please read the entire U ser s Guide before attempting to use this unit.
The CarScan Advisor is an impressive entry-level tool that provides high end features like Live Data, thanks to its patented all-in-one color display.
To prevent damage to the on-board computer when taking vehicle electrical measurements, always use a digital multimeter with at least 10 megOhms of impedance. The vehicle's battery produces highly flammable hydrogen gas. To prevent an explosion, keep all sparks, heated items and open flames away from the battery.
Federal law requires that all and newer cars and light trucks sold in the United States must be OBD 2 compliant; Controls and Indicators See Figure 1 for the locations of items 1 through 9, below.
A maximum of eleven Monitors are used on OBD 2 systems. Not all vehicles support all eleven Monitors. When Code Reader is linked to a vehicle, only the icons for Monitors that are supported by the vehicle under test are visible on the display.
Mechanical problems such as low oil level or damaged hoses, wiring or electrical connectors can cause poor engine performance and may also cause a "false" Contact your local car dealership, auto parts store or bookstore for availability of these manuals. By having a complete account of your vehicle's current problem s , you will be able to systematically pinpoint the problem s by comparing your answers to the fault codes you retrieve.
Never replace a part based only on the DTC definition. Each DTC has a set of testing procedures, instructions and flow charts that must be followed to confirm the location of the problem. Check your fuse panel and replace any burned-out fuses.
All monitors on the vehicle are active and are performing their diagnostic testing, and no trouble codes are present. Perform the Code Retrieval Procedure as described on page Each Monitor has a specific function to test and diagnose only its designated emissions- related component or system. Before an Emissions Test Smog Check can be performed, your vehicle must meet certain rules, requirements and procedures legislated by the Federal and state country governments where you live.
If you are going to perform the repairs yourself, proceed by reading the vehicle service manual and following all its procedures and recommendations. Take the vehicle to a professional to have it serviced. If, after the Monitor has run, the MIL on the vehicle's dash is not lit, and no codes associated with that particular Monitor are present in the vehicle's computer, the repair was successful.
The on-board computer is the heart of the Computer Control System. The computer makes adjustments by commanding other devices such as the fuel injectors, idle air control, EGR valve or Ignition Module to perform these actions. To expand emissions-related system monitoring. This includes a set of computer run diagnostics called Monitors. A specific set of "conditions" or "driving procedures" must be met before the computer can command a Monitor to run tests on its related system.
A Trip Drive Cycle provides the "Enabling Criteria" for one specific Monitor to run and complete its diagnostic testing. Some manufacturers may still call this lamp a "Check Engine" Oxygen Sensor Monitor 2. Oxygen Sensor Heater Monitor 3. Catalyst Monitor 4. Heated Catalyst Monitor 5.
EGR System Monitor 6. Secondary Air System Monitor 8.
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