W/ Codes/Engine Off

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TROUBLE/ENGINE OFF IGNITION ON

Read Memory Connector

Test Mode Connector

Check Engine Light

O2 Monitor Lamp

Disconnect

Disconnect

On

Trouble Code

Connect

Disconnect

On

⁽¹⁾ Trouble Code

Disconnect

Connect

On

⁽²⁾ Trouble Code

⁽¹⁾	Code is in read memory.

⁽²⁾	Vehicle specification code is outputted until engine is operated at speed greater than 1500 RPM for at least 39 seconds. See D-CHECK MODE in CODE CHARTS for vehicle specification codes.