Connecting Up The Diagnosis Instrument; Querying The Fault Memory; Delete Fault Memory; Canceling The Controller Lock - SSANGYONG 2004 Rexton 2.7XDi Workshop Manual

How to use diagnosis instrument
The electronic controller of HYDRONIC can save up to 5 faults, which can be read and displayed with the diagnosis
instrument. The current fault is shown as " AF" and a 2-digit number and always written in memory place F1. Previous
faults are transferred to memory places F2 to F5, and the contents of memory place F5 are overwritten.

Connecting up the diagnosis instrument

• Disconnect the 8-pole connector from the HYDRONIC
cable harness and connect the adapter cable.
• Then connect the diagnosis instrument to the adapter
cable.
The display shows:

Querying the fault memory

• Press the button D on the diagnosis unit to switch on
HYDRONIC.
The display shows:
• After 8 seconds, the display shows:
Possible causes:
• adapter cable not connected properly
• controller defect or not capable of diagnosis (not a
universal controller)
Display of fault memory F1 – F5 or F5 – F1
• Press the buttons "
to show the individual fault memories in decreasing or
increasing order.
The display shows:
e.g. fault memory 2 / error code 10
Only those fault memories occupied
by a fault are shown
FFH/PTC SYSTEM
REXTON SM - 2004.4
no error
current fault
Fault diagnosis not possible
" or " " once or several times

Delete fault memory

• Eliminate cause of fault.
• Press both buttons "L" at the same time until the
display shows:
• Once the fault memories are deleted, the last current
fault is shown. The current fault is not reset to 00 until
the next restart of HYDRONIC, insofar as no other
current fault has occurred.
The display shows:
HYDRONIC no faults
Controller lock
• Overheating
: If HYDRONIC overheats 10 times in succession, fault
012, AF 015 appears in the display, i.e. the controller
is locked.
• Too many start attempts
: If HYDRONIC performs 10 start attempts in vain, fault
052, AF 050 appears in the display, i.e. the controller
is locked.

Canceling the controller lock

• Delete the fault memory as described and switch off
HYDRONIC with button "D".
• The controller lock is cancelled and the diagnosis
finished.
The display shows:
10A-15
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN