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Ignition Timing: Testing and Inspection

IGNITION TIMING
INSPECT IGNITION TIMING





(a) When using the intelligent tester or OBD II scan tool:
(1) Connect the intelligent tester or OBD II scan tool to the DLC3.

HINT: Refer to the intelligent tester or OBD II scan tool operator's manual for further details.

Ignition timing: 5 to 15° BTDC at idle (Transmission in neutral)
(2) Disconnect the intelligent tester or OBD II scan tool from the DLC3.





(b) When not using the intelligent tester or OBD II scan tool:
(1) Remove the V-bank cover.
(2) Connect the tester probe of a timing light to the wire of the ignition coil connector for the No. 1 cylinder.





(3) Using SST, connect the tachometer probe to terminal TAC of the DLC3.
SST 09843-18030





(4) Using SST, connect terminals TC and CG of the DLC3.
SST 09843-18040





(5) Using the timing light, check the ignition timing.
Ignition timing: 5 to 15° BTDC at idle (Transmission in neutral)
(6) Remove the SST from the DLC3.
(7) Disconnect the timing light from the engine.
(8) Install the V-bank cover.