How to Retrieve Difficulty Codes from a 1990 Toyota Devoid of a Scan Tool 1Locate the diagnostic connectors. Typically they are positioned inside the fender in the engine compartment. If they're not there, look by the kick panel on the passenger side beneath the dash. Verify the engine diagram within your owners manual, if essential.
2Remove the rubber cover from a single in the two diagnostic connectors.3Attach a jumper wire between the TE1 terminal and the E1 terminal. For those who have a Tercel or an MR2, the jumper wire ought to be attached amongst the T as well as the E1 terminal.4Turn the essential in the ignition along with the Check Engine light will commence flashing Auto diagnostic tool.
These flashes indicate the code by flashing in patterns. For example, for code 31 the light will flash 3 instances, pause, then flash one particular time. If the Examine Engine light continuously flashes two instances each second, you can find no codes Professional diagnositic tools.5Turn off your vehicle and take away the jumper wire.
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