How to Jump the ECM for Trouble Codes on a 1991 Chevy?

Answer Chevy vehicles manufactured before 1997 had a diagnostic system called On Board Diagnostics I. This is a diagnostic system monitors all sensors in the vehicle's electrical system and produces codes... Read More »

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How to Read 1991 Nissan Maxima Trouble Codes?

The trouble codes on your 1991 Nissan Maxima indicate problems with the various sensors or valves that keep your Maxima running. When you receive a trouble code, it triggers the check engine light ... Read More »

How to Read the Trouble Codes on a 1991 Toyota Camry?

You can read the trouble codes on your '91 Toyota Camry from your home garage, saving yourself time and money. You just need a small, computerized handheld device called an OBD-I scanner. This scan... Read More »

How do I Jump the Diagnostic System in a 1991 Chevy 1500?

All Chevrolet vehicles before 1996 predate the current standardized On-Board Diagnostic system. Contemporary vehicles can be "read" with a diagnostic scanner, which will pull trouble codes and disp... Read More »

How to Check Trouble Codes for a 1988 Chevy?

You can check the trouble codes for your '88 Chevy without paying a mechanic if you have access to a first-generation onboard diagnostics (OBD I) scan tool. This hand-held computerized device is a... Read More »