LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volvo >> 2009 >> V70 >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> High Level Display Front (HLDF), Parking Assist Camera (PAC), Audio Module (AUD) And Integrated Audio Module (IAM) Diagnostic Trouble Codes >> HLDF-U201604 Control Module Main Software. General Failure Information. System Internal Failures (2008-2010) >> Fault-Tracing >> Replacing A Component
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Replacing A Component

High Level Display Front (HLDF) has registered an internal error.

If the fault is intermittent, it has been registered previously but is no longer present. Intermittent faults can be caused by interference at start up of the High Level Display Front (HLDF) or may be a different type of fault which occurs on different occasions. The fault is evaluated depending on how it occurs.

If the fault recurs, replace High Level Display Front (HLDF).

In case of permanent malfunction, replace High Level Display Front (HLDF).

Remedy as necessary.

Other information 

Fig 1: Identifying High Level Display Front (HLDF)
GLL152839Courtesy of VOLVO CARS CORPORATION