September 30: LEMON manuals is back up on a temporary server! Slowness is possible
DTC U0400-29: Invalid Data Received - signal invalid: Action
- Using JLR approved diagnostic equipment, check the infotainment master controller for related DTCs and refer to the relevant DTC index
- Using JLR approved diagnostic equipment, check the anti-lock brake system control module for related DTCs and refer to the relevant DTC index
- Using JLR approved diagnostic equipment, check the steering angle sensor module for related DTCs and refer to the relevant DTC index