IGNITION TIMING
Mechanical
4. Ignition Timing
S183086
A: INSPECTION
S183086A10
1)   Before checking ignition timing speed, check the following:
(1)   Ensure that air cleaner element is free from clogging, spark plugs are in good condition, and that hoses are connected properly.
(2)   Ensure that malfunction indicator light (CHECK ENGINE light) does not illuminate.
2)  Warm-up the engine.
3)  Stop the engine, and turn ignition switch to OFF.
4)   Insert the cartridge to SUBARU SELECT MONITOR.
5)  Connect SUBARU SELECT MONITOR to the data link connector.
6)  Turn ignition switch to ON, and SUBARU SELECT MONITOR switch to ON.
7)  Select {2. Each System Check} in Main Menu.
8)  Select {Engine Control System} in Selection Menu.
9)  Select {1. Current Data Display & Save} in Engine Control System Diagnosis.
10)  Select {1.12 Data Display} in Data Display Menu.
11)  Start the engine, at idle speed and check the ignition timing.
Ignition timing [BTDC/rpm]: 12°±10°/700
If the timing is not correct, check the ignition con­trol system. Refer to Engine Control System. <Ref. to EN(DOHC TURBO)-2, Basic Diagnostic Proce­dure.>
ME(DOHC TURBO)-24