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.
2021 Honda Insight EXFACTORY OEM SERVICE PROCEDURE
Malfunction Threshold
Either one of the condition is met.
- The input signal logic of PinSW1 and PinSW2 do not match (PinSW1 ON and PinSW2 OFF or PinSW1 OFF and PinSW2 ON) while accelerating and decelerating (6 mph (10 km/h) or less for 2 seconds, 25 mph (40 km/h) or more for 2 seconds, and 6 mph (10 km/h) or less for 2 seconds).
- RSW1 or RSW3 is ON for at least 200 milliseconds when shifting the transmission to other than R position/mode.
- RSW2 is ON for at least 1 minute when shifting the transmission to other than R position/mode.
- Either RSW1, RSW2, or RSW3 is OFF for at least 10 times when shifting the transmission to R position/mode.
- NSW1 or NSW3 is ON for at least 200 milliseconds when shifting the transmission to other than N position/mode.
- NSW2 is ON for at least 1 minute when shifting the transmission to other than N position/mode.
- Either NSW1, NSW2, or NSW3 is OFF for at least 10 times when shifting the transmission to N position/mode.
- DSW1 or DSW3 is ON for at least 200 milliseconds when shifting the transmission to other than D position/mode.
- DSW2 is ON for at least 1 minute when shifting the transmission to other than D position/mode.
- Either DSW1, DSW2, or DSW3 is OFF for at least 10 times when shifting the transmission to D position/mode.
Factory Service Tools
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.
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