Idle Speed/Ignition Timing/Idle Mixture Ratio Inspection — Idle check and procedure (Cont'd)
EF & EC-391flowchartSR20DE idle 800±50 rpm / timing 15° B.T.D.C.; SR20DET idle 850±50 rpm / timing 20° B.T.D.C. WORK SUPPORT (CONSULT) path vs. manual throttle-sensor-disconnect path. Page is in the SR tab of the EF & EC section.
Idle check and procedure (Cont'd)
1
A
2
Adjust ignition timing to the specified value by turning distributor after loosening bolts which secure distributor.
SR20DE: 15° B.T.D.C.
SR20DET: 20° B.T.D.C.
3
E
4
1) Select "IGN TIMING ADJ" in "WORK SUPPORT" mode.
2) Touching "START".
OR
5
Check idle speed.
1) Read idle speed in "IGN TIMING ADJ" in "WORK SUPPORT" mode.
OR
2) Check idle speed.
SR20DE: 800±50 rpm
SR20DET: 850±50 rpm
O.K.
return to step 7
N.G.
6
Race engine (2,000 - 3,000 rpm) 2 or 3 times under no-load and run engine at idle speed.
7
Adjust idle speed by turning idle speed adjusting screw.
SR20DE: 800 rpm
SR20DET: 850 rpm
8
1) Touch "BACK".
OR
2) Turn off engine and connect throttle sensor harness connector.
3) Start engine.
9
Race engine (2,000 - 3,000 rpm) 2 or 3 times under no-load and run engine at idle speed.
10
J