Subaru Crosstrek Service Manual: Dtc u0073 control module communication bus off
HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DTC U0073 CONTROL MODULE COMMUNICATION BUS OFF
Detected when CAN line abnormality is detected.
NOTE:
Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE">
Dtc u0100 lost communication with ecm/pcm a
HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0100 LOST COMMUNICATION WITH ECM/PCM “A”Detected when CAN data from the engine control ...
Dtc u0101 lost communication with tcm
HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0101 LOST COMMUNICATION WITH TCMDetected when CAN data from TCM does not arrive.NOTE:Perform the d ...
Other materials:
Inspection
FUEL INJECTION (FUEL SYSTEMS)(H4DO) > Oil Control SolenoidINSPECTION1. Check that the oil control solenoid has no deformation, cracks or other damages.2. Measure the resistance between the oil control solenoid terminals.Terminal No.Standard1 and 27.25±0.4 ? (when 20°C (68°F ...
Meters and gauges
NOTE
Some meters and gauges in the Subaru Ascent instrument cluster utilize liquid
crystal displays. If you are wearing polarized sunglasses, visibility of certain
indicators may be reduced.
Speedometer
The Subaru Ascent speedometer provides a clear and precise display of the vehicle’s
cu ...
Installation
STARTING/CHARGING SYSTEMS(H4DO) > GeneratorINSTALLATION1. Temporarily install the generator bracket to the engine and tighten the bolts in the numerical order.Tightening torque:36 N·m (3.7 kgf-m, 26.6 ft-lb)2. Install the V-belt tensioner assembly. V-belt > INSTALLATION">3. Tem ...
