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.
DTC P0607 Control Module Performance: Description
This DTC indicates the internal abnormalities of the ECM.
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| P0607 | The ECM has a supervisory CPU and a control ECU inside. When each input STP signal is different for 0.15 seconds or more, this trouble code Is output. This trouble code is output after 0.4 seconds have passed from the time the cruise cancel input signal (STP input) is input into the ECM. | ECM |
HINT:
The ECM receives signals from each sensor to control all the functions of the cruise control with the microcomputer. When a trouble code is detected, fail-safe remains on until the ignition switch is turned OFF.
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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.