PETROL INJECTION
Fault finding - Conformity check
17B
17B-160
PETROL INJECTION
Fault finding - Conformity check
17B
17B-160V9 MR-372-J84-17B050$517.mif
S3000 Injection
Program No.: AD
Vdiag No.: 4C / 54
COLD LOOP SUB-FUNCTION:
NOTESOnly perform this conformity check after a complete check with the diagnostic tool.
The values shown in this conformity check are given as a guide.
Application conditions: Engine warm, idling.
Order FunctionParameter or Status
Checked or ActionDisplay and notes Fault finding
1
Air conditioningET079:Air conditioning
presentShows whether or not
the vehicle is equipped
with air conditioning.
YES: Air conditioning is
detected by the injection
computer.
NO: Air conditioning is not
detected by the injection
computer.If inconsistent with
the vehicle
equipment, carry out
a multiplex network
test and apply the
relevant procedure.
2 ET088:Compressor
actuation
requestThe injection requests
the UCH (via the
multiplex network) to
start the compressor.
ACTIVE: The multiplex
network must not be faulty
on the automatic gearbox,
fuse and relay box or UCH
systems. The UCH must
send a compressor
starting request to the
injection. The coolant
pressure sensor must not
be defective. Satisfactory
engine operating
conditions (coolant
temperature, engine load,
etc.).
INACTIVE: One of the
above conditions has not
been met.WITHOUT
3 ET004:Air conditioning
authorisationYES
NO
PETROL INJECTION
Fault finding - Fault Finding Chart
17B
17B-227
PETROL INJECTION
Fault finding - Fault Finding Chart
17B
17B-227V9 MR-372-J84-17B050$940.mif
S3000 Injection
Program No.: AD
Vdiag No.:4C / 54
ALP 1
CONTINUED 2
VEHICLE CHECK
CONTINUED 2Using the universal bornier, check for insulation and continuity on the following
connection:
Computer, connectorB, track D4 track 5 of the main relay
Repair if necessary.
Using the Universal bornier, check for continuity on the following connection:
Computer, connectorB, track M2 track 1 of the main relay
Repair if necessary.
Check the condition and operation of fuse F6 (10A).
Using the Universal bornier, check for continuity on the following connection:
Computer, connector A, track D1 track 8 of the fuse box
Fuse box track8 track1 of the petrol pump relay
Repair if necessary.
If the fault is still present, contact the Techline.
AFTER REPAIRRepeat the conformity check from the start.
