harness RENAULT TWINGO RS 2009 2.G Electrical Equipment User Guide

88A-9
WIRING HARNESS
Front left-hand wiring: Removal - Refitting
LEFT-HAND DRIVE
88A
-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (MR 412, 55A, Exterior
protection),
-the battery tray (see 80A, Battery, Battery tray:
Removal - Refitting, page 80A-6) ,
-the battery (see 80A, Battery, Battery: Removal -
Refitting, page 80A-2) .

88A-10
WIRING HARNESS
Engine wiring: Connector access
88A
I - LOCATION OF CONNECTORS
aR 67 connector (engine/front of engine connection).
aR 37 connector (engine/injection connection).
122340
D7F
122366

88A-11
WIRING HARNESS
Engine wiring: Connector access
88A
aR 37 connector (engine/injection connection). D4F, and 740 or 772
122361

88A-12
WIRING HARNESS
Engine wiring: Connector access
88A
aR 37 connector (engine/injection connection). D4F, and 780
122364

88A-13
WIRING HARNESS
Engine wiring: Connector access
88A
aR 22 connector (engine harness/automatic trans-
mission connection).
II - ACCESSING THE CONNECTORS
a
aSwitch off the ignition.
aDisconnect the battery (see 80A, Battery, Battery:
Removal - Refitting, page 80A-2) Accessing the R 67 connector
aRemove:
-the engine compartment connection unit cover
bolts (1) ,
-the engine compartment connection unit cover (2) .
aDisconnect the R 67 connector. JH1
122154
IMPORTANT
Consult the safety and cleanliness advice and
operation recommendations before carrying out
any repair (see 88A, Wiring harness, Wiring:
Precautions for the repair, page 88A-2) .
WARNING
To prevent damaging the connectors, consult the
disconnection procedure (see Connector: Dis-
connection and reconnection) (Technical Note
6015A, 88A, Wiring).
121212
121213

88A-14
WIRING HARNESS
Engine wiring: Connector access
88A
Accessing the R 37 connector
aDisconnect the R 37 connector.
Accessing the R 37 connector
aRemove the air filter unit (3) (see Air filter unit: Re-
moval - Refitting) (MR 411, 12A, Fuel mixture).aDisconnect the R 37 connector. D7F
121737
D4F
120409
D4F, and 740 or 772
121733

88A-15
WIRING HARNESS
Engine wiring: Connector access
88A
aDisconnect the R 37 connector.
Accessing the R 22 connector
aRemove:
-the air filter unit (3) (see Air filter unit: Removal -
Refitting) (MR 411, 12A, Fuel mixture),
-the battery (see 80A, Battery, Battery: Removal -
Refitting, page 80A-2) ,-the battery tray (see 80A, Battery, Battery tray:
Removal - Refitting, page 80A-6)
aDisconnect the injection computer connectors (4) .
aRemove:
-the injection computer support bolts,
-the engine harness nut,
-the injection computer mounting with the computer.
aDisconnect the R 22 connector. D4F, and 780
121765
JH1
120409
120779
114157

88A-16
WIRING HARNESS
Engine wiring: Removal - Refitting
K9K
88A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (MR 411, 02A, Lifting equip-
ment).
aSwitch off the ignition.
aRemove:
-the engine cover,
-the battery (see 80A, Battery, Battery: Removal -
Refitting, page 80A-2) ,
-the air filter unit (see Air filter unit: Removal - Re-
fitting) (MR 411, 12A, Fuel mixture),
-the battery tray (see 80A, Battery, Battery tray:
Removal - Refitting, page 80A-6) ,
aRemove:
-the bolts (1) ,
-the cover to the engine compartment connection
unit.II - REMOVAL OPERATION FOR PART
CONCERNED
a IMPORTANT
Consult the safety and cleanliness advice and ope-
ration recommendations before carrying out any
repair (see 88A, Wiring harness, Wiring: Precau-
tions for the repair, page 88A-2) .
121212
WARNING
To prevent any risk of noise, premature wear,
shor t circuits, etc. after the refitting operation,
mark the wiring routing and how to connect the
connectors.

88A-17
WIRING HARNESS
Engine wiring: Removal - Refitting
K9K
88A
aDisconnect:
-the oil pressure sensor connector (2) ,
-the alternator connector (3) ,
122369
122370122368

88A-18
WIRING HARNESS
Engine wiring: Removal - Refitting
K9K
88A
-the connector from the water detection sensor on
the fuel filter (4) ,
-the camshaft position sensor connector (5) ,
-the pinking sensor connector (6) ,
-the turbocharging pressure sensor connector (7) ,
-the air temperature sensor connector (8) ,
-the injector connector (9) ,
-the heater plugs connector (10) ,
-the fuel temperature sensor connector (11) ,
-the fuel rail pressure sensor connector (12) ,
-the diesel injection computer connectors (13) ,
-the pre-postheating unit connector (14) ,
-the exhaust gas recirculation solenoid valve con-
nector (15) ,
-the coolant temperature sensor connector (16) ,
-the crankshaft position sensor connector (17) ,
-the reversing lights switch connector (18) ,
-the front of engine wiring/engine harness connec-
tor (19) .
aDisconnect the cooling fan assembly connector (20)
.aDisconnect:
-the engine cooling fan assembly connector (21) ,
-the engine cooling fan assembly resistor connector
(22) ,
-the refrigerant fluid pressure sensor connector (23)
,
-the air conditioning compressor connector (24) .
aRemove:
-the alternator earth wiring nut (25) ,
-the nuts from the starter supply and earth terminals
(26) ,
-the engine earth wiring nut (27) ,
-the positive battery terminal wiring nut (28) ,
-the earth wiring nut on the front left-hand side
member (29) ,
-the battery protection fuse wiring nuts (30) ,
-the wiring mounting nut on the battery protection
fuse board (31) ,
-the engine compartment connection unit supply wi-
ring nut (32) .
aUnclip:
-the section of wiring on the cylinder head, STANDARD HEATING
122359
AIR CONDITIONING
125249