DTC P0234-77 Turbocharger/Supercharger "A" Overboost Condition - Commanded position not reachable: Action
WARNING: This page is about a different variant/trim than selected.
- Check the powertrain control module for related Diagnostic Trouble Code(s) and if Diagnostic Trouble Code(s) P2463-00 and P246B-00 are also set, go to Pinpoint test A. For additional information, Refer to: DIESEL PARTICULATE FILTER - TDV6 3.0L DIESEL - GEN 2 .
- Check powertrain control module for fuel injection related Diagnostic Trouble Code(s) and refer to relevant Diagnostic Trouble Code(s) index
- Check exhaust system for mechanical integrity
- Check and correct the engine oil level
- Check air induction system/turbocharger for failure relating to excessive charged air conditions
- Check air induction system for leakage
- Check air induction system for excessive oil
- Check charge air pressure sensor for blockage
- Check turbocharger system/vanes for mechanical integrity
- Check electric throttle system/blade for mechanical integrity
- Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s) and retest