Not much. Just a fraction of a millimeter. But in the world of automotive electronics, a millimeter was a mile. He unclamped the terminal and pulled it off.
: Corroded or loose pins in the connector leading to the idle actuator or throttle body. p158b renault
: Because the computer loses absolute confidence in its ability to quickly restart the engine at a stoplight, it will intentionally disable the fuel-saving Stop & Start feature. Not much
Over time, mechanical wear on the dual-clutch assembly shifts the physical parameters of the transmission. If the actual positioning deviates from what the ECU has programmed in its memory, it records a synchronization error. Step-by-Step Diagnostic and Repair Protocol Action Item Target Component Test the 12V battery health under a load simulate test. Car Battery / Charging System 2 Clear the error memory and perform a cold engine start. Diagnostic Scanner (e.g., Clip or high-end OBD2) 3 Inspect and clean the Flywheel/Crankshaft sensor tip. CKP Sensor & Wiring Loom 4 He unclamped the terminal and pulled it off
The most obvious sign is the illumination of the MIL (Malfunction Indicator Lamp).
If you are dealing with this code right now, what of Renault are you driving? Also, does it have a manual or EDC automatic transmission ? Knowing these details can help isolate the exact service bulletin or fix needed. Share public link
If you're tech-savvy, check for the correct voltage reaching the actuator connector. How to Fix Code P158B