Toyota Supra 1990 Manual page 354

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IGNITION SYSTEM - Distributor (7M-GE)

ADJUST IGNITION TIMING

Using SST, connect terminals TEl and El of the

check connector.

SST 09843-18020

Check the idle speed.

Using a timing light, slowly turn the distributor (7M-

GE) or cam position sensor (7M-GTE) until the timing

mark on the crankshaft pulley is aligned with the 10°

mark. Tighten the distributor bolt and recheck the

ignition timing.

Ignition timing:

[wI Terminals TEl and El connected

and Transmission in "N" range]

140 kg-cm (10 ft-Ib, 14 N·m)

SST 09843-18020

FURTHER CHECK IGNITION TIMING

Check the ignition timing advance.

Ignition timing:

7M-GTE More than 12 ° BTDC

10. DISCONNECT TACHOMETER AND TIMING LIGHT FROM

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