U1110 Diagnostic Trouble Code (7 interpretations)

The control module detected improper operation of the Vehicle speed, serial communication circuit. This is the manufacturer-specific definition used by Chrysler.

The control module detected improper operation of the Vehicle speed, serial communication circuit. This is the manufacturer-specific definition used by Dodge.

The control module detected a communication fault involving Wheel speed on the vehicle network. This is the manufacturer-specific definition used by Jeep.

The control module detected a fault associated with the AIC, CAN data bus - time out circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mitsubishi.

The control module detected that the expected Fault in communication with the automatic gearbox electric control ECU was absent. Documented for the AL4 automatic gearbox ECU on Peugeot applications; the same PSA control units are also fitted to Citroën models.

The stored code identifies a fault of the Fault in communication with the automatic gearbox electric control ECU. Documented for the AM6/AT6 automatic gearbox ECU on Peugeot applications; the same PSA control units are also fitted to Citroën models. PSA documentation does not characterise the failure mode further.

The control module detected that the expected Fault - absence of communication with the automatic gearbox electric control ECU was absent. Documented for the Bosch ESP 8.1 stability control ECU on Peugeot applications; the same PSA control units are also fitted to Citroën models.