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.
Component Function Check
- CHECK INTAKE AIR TEMPERATURE (IAT) SENSOR
- Turn ignition switch OFF.
- Disconnect mass air flow sensor (bank 1) harness connector.
- Check resistance between mass air flow sensor (bank 1) terminals as follows.
Terminals Condition Resistance (kΩ) 1 and 2 Temperature [°C (°F)] 25 (77) 1.800 - 2.200 Is the inspection result normal?
YES: GO TO 2.
NO: Proceed to "DIAGNOSIS PROCEDURE ".
- CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to INTERMITTENT INCIDENT .
Is the inspection result normal?
YES: INSPECTION END
NO: Proceed to "DIAGNOSIS PROCEDURE ".
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.