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 Control Inspection
2006 Mazda 6 s, 4D Sedan, StandardSECTION Ignition Timing Control Inspection
- Start the engine and run it at idle.
- Warm up the engine to normal operating temperature.
- Connect the WDS or equivalent to the DLC-2.
- Select the PID/DATA MONITOR AND RECORD function on the WDS or equivalent display.
- Select the SPARKADV PID.
- Verify that SPARKADV PID is within the specification.
Specification
Approx. BTDC 10°
- Increase the engine speed and verify that the SPARKADV PID value is advanced.
- If it is not advanced, inspect the following:
- CKP sensor and related harness (See CRANKSHAFT POSITION (CKP) SENSOR INSPECTION ).
- MAF sensor and related harness (See MASS AIR FLOW (MAF) SENSOR INSPECTION ).
- CMP sensors (left and right bank) and related harness (See CAMSHAFT POSITION (CMP) SENSOR INSPECTION ).
- If it is not advanced, inspect the following:
RENDER: 1.0x
NO RELATED
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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.