Idle Speed Control (ISC) Actuator - Bank 1 Diagnosis.
The flywheel features a specific ring of teeth. As the flywheel rotates, the sensor tracks these teeth to calculate: The exact speed of the engine (RPM). The precise position of the cylinders (Top Dead Center). p158b renault
Renault engine bays are subject to intense heat cycles. The wiring insulation leading to the pressure sensor or throttle actuator can become brittle, causing short circuits, high resistance, or open circuits. Water intrusion into the sensor connector plug is also highly common. 4. Carbon Build-Up in the Throttle Actuator Idle Speed Control (ISC) Actuator - Bank 1 Diagnosis
If hardware checks out, a dealer update may be necessary. causing short circuits