How do you find the ECU code on a Subaru Impreza?

How do you find the ECU code on a Subaru Impreza?

The simplest way for an inexperienced mechanic to retrieve codes is to write the codes down in a sort of Morse Code (dots and dashes), and start a new line when you get a 1.8 Second pause (for NEW code), and then add the actual numbers up after code retrieval is completed.

Where are the trouble codes on a Subaru?

There are self-diagnositic connectors on all models, when connected with the key ON (engine off), flash trouble codes on the LED light of the oxygen moniter of the ECU. Images used with permission Copyright © 2001 ALLDATA LLC.

What is the OBD code for a Subaru Impreza?

Manifold vacuum sensor or circuit/coolant temperature sensor or circuit on 1984 models)/float chamber vent solenoid valve or circuit (1983 to 1985) Fuel injector no. 2 (Legacy, Impreza, Justy, SVX); Fuel injector 3 and 4 (Loyale, GL, DL); Fuel injector 5 and 6 (XT6)

When did the first Subaru Impreza come out?

All the below information is for the first generation Subaru Impreza, which is the pre-facelift model covering years from 1992 to 1997. All the details below would hep anyone Diagnose when their Check Engine light stays one and geared towards WRX, STI owners.

What do the pulses Mean on a Subaru Impreza?

The long pulses (1.3 Seconds) indicate Tens and the short pulses (0.2 Seconds) indicate ones. Pulses are separated by Short Pauses (0.2 Seconds), multiple codes are separated by a Long Pause (1.8 Seconds).

What was the code on my Subaru check engine?

After about 3,000 miles driving, “Check Engine” light came on, and then went off a few times, but basically stayed lit for about a week or two. P0420 code was detected, and Subaru dealer eventually performed catalytic converter replacement under warranty. At 60,000 mile maintenance, dealer replaced valve cover gaskets and timing belt.