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Home >> Mazda >> 1995 >> 626 L4-1991cc 2.0L DOHC >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Ignition Timing >> Testing and Inspection >> Manual Trans.
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Manual Trans.

PREPARATION
1. Warm up the engine to normal operating temperature.
2. Shift the selector lever to Neutral.
3. Turn off all electric loads.
- Headlight
- Blower
- Rear window defroster
- Power steering
4. Wait until the coolant fan has stopped.

IGNITION TIMING CHECK
1. Perform Preparation. (Refer to above.)




2. Connect a tachometer to the data link connector terminal IG- as shown.
3. Verify that the idle speed is within specification.

Idle speed: 650-750 (700 ± 50) rpm

4. If not within specification, adjust the idle speed. (See "Idle Speed" in "Fuel Delivery and Air Induction".)




5. Connect the SST to the data link connector.
6. Set switch A to position 1.
7. Set the test switch to SELF TEST.
8. If the SST is not used, connect a jumper wire between the TEN terminal and GND terminal of the data link connector.
9. Verify that the idle speed is within the specification.

Idle speed (Ground the terminal TEN): 500-800 rpm




10. Connect a timing light to the engine.
11. Verify that the timing mark (yellow) on the crankshaft pulley and the mark on the timing belt cover are aligned.

Ignition timing: BTDC 11-13° (12 ± 1°)