Ignition Timing Inspection - Honda Civic 2002-2003 Service Manual

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Ignition Timing Inspection
1. Connect the Honda PGM Tester to the data link
connector (DTC), and check for DTC's. If a DTC is
present, diagnose and repair the cause before
inspecting the ignition timing.
2. Start the engine. Hold the engine at 3,000 rpm with
no load (in Neutral) until the radiator fan comes on,
then let it idle.
3. Check the idle speed (see page
"-1381.
4. Follow the tester's prompts in the "SCS" menu
(see the tester operator's manual),
5. Connect the timing light to the service loop.
6. Point the light toward the pointer (Alan the cam
chain case. Check the ignition timing under no load
conditions: headlights, blower fan, rear window
defogger, and air conditioner are not operating. If
the ignition timing differs from the specification,
and there are no engine control module (ECM)DTCs,
replace the ECM (see page 11-4).
Ignition Timing:
8°±2° BTDC (RED mark (B)) during idling in neutral
B
7. Turn the ignition switch OFF.
8. Disconnectthe Honda PGM Tester and the timing
light.
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