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.
Ignition Timing: Inspection
- WARM UP ENGINE
Allow the engine to warm up to normal operating temperature.
- CHECK IDLE SPEED (See INSPECTION )
- CONNECT TIMING LIGHT
Connect the tester probe of a timing light to the black-white service wire of the engine wire as shown in Fig 1.
- INSPECT IGNITION TIMING
- Using SST, connect terminals to TC and CG of the DLC3.
SST 09843-18040
HINT:
After engine rpm is kept at 900 - 1,500 rpm for 5 seconds, check that it returns to idle speed.
- Using a timing light, check the ignition timing.
Ignition timing: 8 to 12° BTDC @ idle
- Remove the SST from the DLC3.
- Using SST, connect terminals to TC and CG of the DLC3.
- FURTHER CHECK IGNITION TIMING
Ignition timing: 5 to 15° BTDC @ idle
HINT:
The timing mark moves in a range between 5 and 15°.
- DISCONNECT TIMING LIGHT
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.