Timing Check

Disconnect grounded jumper wire from self-test input. Start engine and reconnect grounded jumper wire to self-test input. Check timing within 2 minutes after display of last code. If timing is 27 33° BTDC, proceed to Engine Running Self-Test. If timing is not 27-33° BTDC, proceed to Test T.

Disconnect grounded jumper wire from self-test input. Start engine and reconnect grounded jumper wire to self-test input. Check timing within 2 minutes after display of last code. If timing is 27 33° BTDC, proceed to Key On-Engine Running Self-Test. If timing is not 27-33° BTDC, proceed to Test T.