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Home >> Subaru >> 1991 >> Justy Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Tests W/Codes - PFI >> Diagnostic Code Chart >> Basic Operation Of Self-Diagnostic System >> In "NO TROUBLE" Condition

In "NO TROUBLE" Condition

BASIC OPERATION OF SELF-DIAGNOSTIC SYSTEM - NO TROUBLE MENU

Engine/Connector Conditions Mode "CHECK ENGINE" Light Status:
Engine Off, Read Memory Connector Disconnected, Test Mode Connector Disconnected U-Check On
Engine On, Read Memory Connector Disconnected, Test Mode Connector Disconnected U-Check Off
Engine On or Off, Read Memory Connector Connected, Test Mode Connector Disconnected Read Memory Blinking
Engine Off, Test Mode Connector Connected D-Check (Clear Memory) Vehicle Specs Code Displayed
Engine On, Test Mode Connector Connected D-Check (Clear Memory) (1) Vehicle Specs Code Displayed, Then Blinking
(1) After the engine has started, the vehicle specifications code appears on the Self-Diagnostic display 3 times and then goes out. The "CHECK ENGINE" light will then blink after the required procedure is made in the D-Check mode.
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