This instruction show you guide on how to solve Liebherr machine trouble code P1160 NH3 sensor heater performance error.
Related Contents:
Liebherr LIDIA 2026 Diagnostic Software
Compatible Machine ECU:
ECU2
D966 A7-04, D966 A7-05
D9512 A7-04
Troubleshooting:
Check the sensor
Information for engines with serial number UP TO 2018 xx xxxx (12/31/2018):
In the event of failures of NH3 sensors (ID no. 10144038) on the exhaust treatment system of Stage IV engines, the NH3 control unit (ID no. 10144039) must also be replaced ONCE to improve the service life of the NH3 sensor.
The sensor will come with an extended heat shrink tubing for improved protection of the trim resistance
This spare parts information applies for engines with a serial number up to 2018 xx xxxx (12/31/2018) : all engines with a year of manufacture starting from 2019 are already equipped with the latest version.
• In the event of a sensor failure, the sensor control unit must be replaced ONCE with a new sensor control unit.
• No active conversion is carried out. Replacement only in the event of failure.
• A repair kit with the ID 13489562 is available, it includes the sensor and sensor control unit.
Component Location
EATS All versions:
D956-D966 A7-04 (SCR only)
D956-D966 A7-05 StageV (SCR Filter)
D9512 A7 04-05-StageV
Primary (A700)
Secondary (A760)
