Renault Clio: High pressure pump leak flow: Check
K9K, and 764 or 772


- Disconnect the battery (see Battery: Removal - Refitting)
(MR 392, 80A, Battery).

- Disconnect the inlet pressure sensor (1).
- Remove:
- the air duct (2) between the air filter and the intercooler,
- the air duct (3) between the intercooler and the turbocharger.

- Unclip the diesel anti-splash shield.
- Remove:
- the mounting bolt of the injector rail protector cover,
- the rail protector cover.
- Disconnect the fuel return pipe from the high-pressure
pump.
- Place the correct blanking plug on the connector of
the high-pressure pump fuel return pipe.
- Connect the offset union with a diameter of 8 mm
with its hose and contained in the (Mot. 1771) to the
high pressure pump fuel return union.
- Insert this pipe into the graduated measuring cylinder.
- Refit the air duct between the air filter unit and the intercooler.
- Loosen the mounting nut of the pipe at the intercooler
inlet on the alternator.
- Fit the air duct between the turbocharger and the intercooler
air inlet pipe.
- Lock the air duct onto the turbocharger and the intercooler
inlet air pipe.
- Tighten the bolt of the air duct on the rocker cover.
- Torque tighten the nut mounting the intercooler
air inlet pipe on the alternator (8 Nm).
- Connect:
- the inlet pressure sensor,
- the battery (see Battery: Removal - Refitting)
(MR 392, 80A, Battery).
- Follow the procedures described in the fault finding
repair manual (see MR 394 Fault finding, 13B, Diesel
injection, Fault finding - Tests) :
- TEST 2: Check internal fuel transfer pump (ITP)
IMPORTANT
Do not leave any object (tools or other) on the
side of the engine housing during the entire operation.
Position the tools so that they do not fall during
the " engine running " phase of the test.
READ NEXT:
K9K, and 764 or 772
WARNING
Before starting work on the vehicle, obtain:
a new plug kit (PART NO. 77 01 476 857),
cleaning cloths (PART NO. 77 11 211 707),
cleaning product (PART NO. 77 11 224 18
K9K, and 750 or 752 or 766 or 768
IMPORTANT
Before carrying out any work on the injection system,
check using the Diagnostic tool :
that the injector rail is not under pressure,
that the fuel temp
K9K, and 750 or 752 or 766 or 768
IMPORTANT
Before carrying out any work on the injection circuit,
check using the Diagnostic tool
that the injector rail is not under pressure,
that the fuel tempe
SEE MORE:
The speed limiter function helps you
stay within the driving speed limit that
you choose, known as the limit speed.
Controls
Main “On/Off” switch.
Limit speed activation, storage and
increase switch (+).
Decreasing the limit speed (-).
Activation and recall of memorised
D4F, and JA3
REMOVAL
I - REMOVAL PREPARATION OPERATION
IMPORTANT
Before any operation on the sequential system,
discharge the accumulator using the Diagnostic
tool.
To discharge the accumulator, run command
" Discharge pressure accumulator " AC081.
To confirm the pressure drop, read the " Hydr
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