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Home >> Dodge and Ram >> 1989 >> Lancer Base, 2.5 K, Standard >> Repair and Diagnosis >> Engine Performance >> System >> 2.2L Turbo Tests W/Codes >> Testing & Diagnosis >> Entering On-Board Diagnostics >> Switch Test Mode

Switch Test Mode

Put system in Diagnostic Test Mode. Wait for code 55 to appear on DRB-II. Press "Read/Hold" key on DRB-II until "READ" is displayed. Turn on desired switch input. The DRB-II display must change between "00" and "88" and the check engine light should flash when the following switches are activated and released:

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