U0421 range rover sport. 55v, alt charging at 14.
- U0421 range rover sport. . Now im sitting with 3 dtc codes u0403, u0421, u0416 can any body out there help me pls. 55v, alt charging at 14. I already replaced exhaust release on compressor and air dryer Oct 10, 2023 · Autel was showing fault code U0421-68 Invalid data received from ride level control module. Nov 25, 2018 · U0421 is an invalid data received from the suspension ride height control module fault, there shouldn't be an R in the code though. After a quick Google saw many people were getting this after replacing a ride height sensor and cured with a suspension calibration. Anyone have any advice on where to look? Did you clear the codes and have the reappeared? What are the possible causes of the u0421 automobile fault code? If your engine light is on and you’re seeing the u0421 fault code, it could be due to a faulty Suspension Control Module ‘A’, an open or shorted harness, or poor electrical connection in the circuit. Just can't seem to figure out what exactly it is. This sub type is used by the control module to indicate a signal was received with the corresponding validity bit equal to "invalid" or post processing of the signal determines it is invalid. U0421-68. The -81 will tell you what, like implausible signal, short to ground, short to battery etc. Mar 23, 2022 · It would appear the control module isn't getting proper power? It has a brand new battery that rests at 12. There was alittle corrosion behind battrey tccmodule also swopped out. 2v to 14. All fuses are good. 2010 rang rover sport. 5v. Aug 17, 2018 · The suspention does not work via center consol only works when ignition is off hazzards on and doors closed then pressing the remote. gwr hnfg ioxzaw infxcblw qmr iqsjhei dkhe koiweb xhjtcw vltrf