Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2002 Subaru Outback VDC Sedan AWD F6-3.0LFACTORY OEM SERVICE PROCEDURE
Ignition Timing: Testing and Inspection
INSPECTION
1) Before checking ignition timing, 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) When using SUBARU SELECT MONITOR Refer to Engine; Tools and Equipment.
(1) Insert the cartridge to SUBARU SELECT MONITOR.
(2) Connect SUBARU SELECT MONITOR to the data link connector.
(3) Turn ignition switch to ON, and SUBARU SELECT MONITOR switch to ON.
(4) Select (2. Each System Check) in Main Menu.
(5) Select (Engine Control System) in Selection Menu.
(6) Select (1. Current Data Display & Save) in Engine Control System Diagnosis.
(7) Select (1.12 Data Display in Data Display Menu.
(8) Start engine at idle speed and check the ignition timing.
Ignition timing [BTDC/rpm]: 10° ± 8°/600
If the timing is not correct, check the ignition control system.
Refer to Engine Control System. Refer to Powertrain Management; Computers and Control Systems.
1) Before checking ignition timing, 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) When using SUBARU SELECT MONITOR Refer to Engine; Tools and Equipment.
(1) Insert the cartridge to SUBARU SELECT MONITOR.
(2) Connect SUBARU SELECT MONITOR to the data link connector.
(3) Turn ignition switch to ON, and SUBARU SELECT MONITOR switch to ON.
(4) Select (2. Each System Check) in Main Menu.
(5) Select (Engine Control System) in Selection Menu.
(6) Select (1. Current Data Display & Save) in Engine Control System Diagnosis.
(7) Select (1.12 Data Display in Data Display Menu.
(8) Start engine at idle speed and check the ignition timing.
Ignition timing [BTDC/rpm]: 10° ± 8°/600
If the timing is not correct, check the ignition control system.
Refer to Engine Control System. Refer to Powertrain Management; Computers and Control Systems.
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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