Idle Speed/Ignition Timing/Idle Mixture Ratio Inspection — Idle check and procedure (Cont'd)
EF & EC-392flowchartSR20DE idle 850±50 rpm; SR20DET idle 925 +25/-75 rpm (DATA MONITOR / CONSULT readings). Page is in the SR tab of the EF & EC section.
Idle check and procedure (Cont'd)
1
J
2
Check idle speed.
• Read idle speed in "DATA MONITOR" mode with CONSULT.
• Check idle speed.
SR20DE: 850±50 rpm
SR20DET: 925 +25/-75 rpm
O.K.
return to step 6
N.G.
3
Check A.A.C. valve and replace if necessary.
4
Check A.A.C. valve harness and repair if necessary.
5
Check E.C.U. function* by substituting another known good E.C.U.
6
B
NOTE
* E.C.U. may be the cause of a problem, but this is rarely the case.