heater RENAULT SCENIC 2010 J95 / 3.G Engine Compartment Connection Unit Workshop Manual

Page 50 of 56

87G - 50
ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands
87G
V6 MR-372-J84-87G000$792_eng.mif
UPC
Vdiag No.: 44
Rear screen AC011
HEATED REAR SCREEN
NOTESIgnition on
Check:
–the condition and the connection of fuse 6 and fuse W located in the passenger
compartment.
Replace it if necessary.
Check the condition and the connection of connector PPH1 on the UPC.
Repair if necessary.
Check the condition and connection of the rear screen connectors.
Repair if necessary.
Check that the resistance value of the rear screen is between 0.5 ΩΩ Ω Ω
and 1 ΩΩ Ω Ω
.
Replace the rear screen if necessary.
Check the earth of the rear screen heater.
Check for the presence of a +12 V supply on the rear screen terminal while controlled by command AC011.
If there is a fault, check the insulation against earth and continuity of the connection:
UPC connector PPH1 track 2 Rear screen
Repair if necessary.
If the fault is still present, contact the Techline.

Page 51 of 56

87G - 51
ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands
87G
V6 MR-372-J84-87G000$792_eng.mif
UPC
Vdiag No.: 44
Rear-view mirrors (if equipped with heaters) AC011
(continued)
Check the condition and connection of connector PPH1 on the UPC.
Repair if necessary.
Check the condition and connection of the rear-view mirror connectors.
Repair if necessary.
Check for the presence of earth on track 5 of the rear view mirror connectors.
Check for the presence of a +12 V supply on track 1 of the rear view mirror connector while controlled by
command.
If there is a fault, check the insulation against earth and continuity of the connection:
UPC connector PPH1 track 2 Track 1 of the rear view mirror passing via the fuse box and
the passenger compartment relay
Repair if necessary.
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any other possible faults.
Switch off the ignition and carry out a road test followed by a test with the diagnostic
tool.