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.
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HOMESERVICE MANUALSMITSUBISHI2012LANCER EVOLUTION GSRREPAIR AND DIAGNOSISELECTRICALGAUGESCOMBINATION METER - LANCER EVOLUTIONON-VEHICLE SERVICETACHOMETER CHECK
2012 Mitsubishi Lancer Evolution GSR
Tachometer Check
2012 Mitsubishi Lancer Evolution GSRSECTION Tachometer Check
When the actuator tests (item No. 2) are performed using scan tool MB991958, check that the tachometer indication tolerance is within the standard value.
NOTE:
Values in () indicates the reference value.
Standard value:
ENGINE SPEED CHART
| Engine speed (r/min) | Indication tolerance (r/min) |
|---|---|
| 600 | 550 - 650 |
| (2, 000) | (1, 950 - 2, 050) |
| 3, 000 | 2, 950 - 3, 050 |
| (4, 000) | (3, 950 - 4, 050) |
| 5, 000 | 4, 950 - 5, 050 |
| 6, 000 | 5, 950 - 6, 050 |
| (7, 000) | (6, 950 - 7, 050) |
| (8, 000) | (7, 950 - 8, 050) |
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.