88A-28
WIRING HARNESS
Engine wiring: Removal - Refitting
D4F or D7F
88A
-the fuel vapour absorber connector (3) ,
-the ignition coil connector (4) ,
-the upstream oxygen sensor connector (5) ,
-the downstream oxygen sensor connector (6) ,
-the reversing lights switch connector (7) ,
-the radio interference suppressor connector (8) ,
-the alternator connector (11) ,
-the engine harness/injection wiring connector (12) ,
-the air inlet temperature sensor connector (13) ,
-the pinking sensor connector (14) ,
-the air inlet pressure sensor connector (15) ,
-the motorised throttle valve connector (16) ,
-the coolant temperature sensor connector (17) ,
-the crankshaft position sensor connector (18)
-the petrol injection computer connectors (19) ,
-the engine harness/front of engine wiring connec-
tor (20) .
aDisconnect the cooling fan assembly connector (21)
.aDisconnect:
-the engine cooling fan assembly connector (22) ,
-the engine cooling fan assembly resistor connector
(23) ,
-the refrigerant fluid pressure sensor connector (9) ,
-the air conditioning compressor connector (10) .
aRemove:
-the alternator earth wiring nut (24) ,
-the nuts from the starter supply and earth terminals
(25) ,
-the engine earth wiring nuts (26) ,
-the earth wiring nut on the front left-hand side
member (27) ,
-the positive battery terminal wiring nut (28) ,
-the negative battery terminal wiring nuts (29) ,
-the wiring mounting nut on the battery protection
fuse board (30) ,
-the engine compartment connection unit supply
terminal nut (31) .
aUnclip:
-the section of wiring on the cylinder head, STANDARD HEATING
122359
AIR CONDITIONING
125249
88A-32
WIRING HARNESS
Engine wiring: Removal - Refitting
D4F or D7F
88A
aDisconnect:
-the sequential gearbox computer connectors (53) ,-the engine harness/sequential gearbox wiring con-
nector (54) .
aRemove:
-the alternator earth wiring nut (55) ,
-the nuts from the starter supply and earth terminals
(56) ,
-the engine earth wiring nuts (57) ,
-the earth wiring nut on the front left-hand side
member (58) ,
-the positive battery terminal wiring nut (59) ,
-the negative battery terminal wiring nuts (60) ,
-the wiring mounting nut on the battery protection
fuse board (61) ,
-the engine compartment connection unit supply wi-
ring nut (62) .
aUnclip:
-the section of wiring on the cylinder head, JH1
125270
125271
88A-33
WIRING HARNESS
Engine wiring: Removal - Refitting
D4F or D7F
88A
-the section of wiring on the cylinder block and sub-
frame,
-the section of wiring on the engine cooling fan as-
sembly.
aRemove the engine harness.
REFITTING
I - REFITTING PREPARATIONS OPERATION
aIf replacing with a complete wiring harness, lock the
unused connectors (see Connectors: Sealing and
locking) (Technical Note 6015A, 88A, Wiring).
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit the engine harness.
aConnect the engine cooling fan assembly connector.
aConnect:
-the engine cooling fan assembly connector,
-the engine cooling fan assembly resistor connec-
tor,
-the air conditioning compressor connector,
-the refrigerant fluid pressure sensor connector.
aConnect:
-the engine harness/front of engine wiring connec-
tor,-the connectors to the petrol injection computer,
-the crankshaft position sensor connector,
-the coolant temperature sensor connector,
-the motorised throttle valve connector,
-the air inlet pressure sensor connector,
-the pinking sensor connector,
-the air inlet temperature sensor connector,
-the engine harness/injection wiring connector,
-the alternator connector,
-the radio interference suppressor connector,
-the reversing lights switch connector,
-the downstream oxygen sensor connector,
-upstream oxygen sensor connector,
-the ignition coil connector,
-the fuel vapour absorber connector,
-the oil pressure sensor connector.
aRefit:
-the engine compartment connection unit supply
terminal nut,
-the wiring mounting nut on the battery protection
fuse board,
-the negative battery terminal wiring nuts,
-the positive battery terminal wiring nut,
-the earth wiring nut on the front left-hand side
member,
-the earth wiring nuts on the engine,
-the starter wiring nuts,
-the alternator earth wiring nut.
aClip:
-the section of wiring on the cylinder head,
-the section of wiring on the cylinder block and sub-
frame,
-the section of wiring on the engine cooling fan as-
sembly.
aRefit the engine harness. WARNING
To prevent any damage during the removal ope-
ration, check that the wiring is free from its moun-
tings (retaining clip, plastic clip, adhesive tape,
connector, etc.).
D7F
STANDARD HEATING
AIR CONDITIONING
D4F
88A-34
WIRING HARNESS
Engine wiring: Removal - Refitting
D4F or D7F
88A
aConnect:
-the engine harness/sequential gearbox wiring con-
nector,
-the sequential gearbox computer connectors.
aConnect the engine cooling fan assembly connector.
aConnect:
-the engine cooling fan assembly connector,
-the engine cooling fan assembly resistor connec-
tor,
-the air conditioning compressor connector,
-the refrigerant fluid pressure sensor connector.aConnect:
-the engine harness/front of engine wiring connec-
tor,
-the connectors to the petrol injection computer,
-the coolant temperature sensor connector,
-the crankshaft position sensor connector,
-the engine harness/injection wiring connector,
-the pinking sensor connector,
-the alternator connector,
-the motorised throttle valve connector,
-the reverse gear switch connector,
-upstream oxygen sensor connector,
-the downstream oxygen sensor connector,
-the oil pressure sensor connector,
-the radio interference suppressor connector,
-the ignition coil connector,
-the fuel vapour absorber connector,
-the air inlet pressure sensor connector.
aRefit:
-the engine compartment connection unit supply
terminal nut,
-the wiring mounting nut on the battery protection
fuse board,
-the negative battery terminal wiring nuts,
-the positive battery terminal wiring nut,
-the earth wiring nut on the front left-hand side
member,
-the earth wiring nuts on the engine,
-the starter wiring nuts,
-the alternator earth wiring nut.
aClip:
-the section of wiring on the cylinder head,
-the section of wiring on the cylinder block and sub-
frame,
-the section of wiring on the engine cooling fan as-
sembly. JH1
STANDARD HEATING
AIR CONDITIONING
88A-38
WIRING HARNESS
Engine wiring: Removal - Refitting
EQ UIPMENT LEVEL SPORT
88A
-the air temperature sensor (5) ,
-the coolant circuit pressure sensor (6) ,
-the alternator (7) ,
-the air conditioning compressor (8) ,
-the upstream oxygen sensor (9) ,
-the pinking sensor (10) ,
-the oil pressure sensor (11) ,
-the ignition coils (12) ,
-the engine wiring/injection wiring connector (R37)
(13) ,
-the coolant temperature sensor (14) ,
-the petrol injection computer (15) ,
-the engine fuse and relay box (16) ,
-the cooling fan assembly (17) ,
-the air conditioning fan assembly resistors (18) .
a
aRemove:
-the starter supply terminal nuts (19) ,
-the wiring nut on the alternator (20) ,
-the earth cable nuts on the front left-hand side
member (21) ,
-the earth cable bolt on the gearbox (22) ,
-the bolts of the engine wiring channel (23) ,
-the engine wiring support nut on the left-hand sus-
pended engine mounting (24) .
aUnclip:
-the distribution unit wiring section,
-the gearbox wiring section.aDisconnect the connectors from:
-the throttle valve (25) ,
-the downstream oxygen sensor (26) ,
-the crankshaft position sensor (27) ,
-the air inlet pressure sensor (28) ,
-the fuel vapour absorber bleed solenoid valve (29) ,
-the reverse gear switch (30) . Note:
Before removing the earth terminal, mark its
position using a indelible pencil by drawing a
line on the earth terminal and on the gearbox
housing.
When reassembling, improper positioning of the
earth ter minal on the gearbox casing could result
in damage to the earth terminal or earth wiring.
140656
88A-39
WIRING HARNESS
Engine wiring: Removal - Refitting
EQ UIPMENT LEVEL SPORT
88A
aUnlock the engine wiring/front of engine wiring con-
nector (31) (R67).
aDisconnect the engine wiring/front of engine wiring
connector (31) (R67).
aRemove:
-the nut (32) of the engine compartment connection
unit supply terminal,
-the fuse holder assembly (33) of the engine com-
partment connection unit.aRemove:
-the engine compartment connection unit nuts (34) ,
-the engine wiring.
REFITTING
I - REFITTING PREPARATION OPERATION
aIf replacing with a complete wiring harness, lock the
unused connectors (see Connectors: Sealing and
locking) (Technical Note 6015A, 88A, Wiring).
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit the engine harness.
aPosition the engine wiring starter terminals facing
the starter studs.
121213
WARNING
To prevent any damage during the removal ope-
ration, check that the wiring is free from its moun-
tings (retaining clip, plastic clip, adhesive tape,
connector, etc.).
121215
88A-41
WIRING HARNESS
Engine wiring: Removal - Refitting
EQ UIPMENT LEVEL SPORT
88A
aIndex the engine wiring retaining bracket in the hole
(39) of the battery tray mounting.
aRefit the engine wiring clamp on the bracket (40) .
aConnect the reverse gear switch connector.
aClip the bypass of the positive cable and earth cable
onto the mounting bracket (41) of the air filter tie rod.
aRefit:
-the engine compartment connection unit,
-the supply terminal of the engine compartment
connection unit.-the fuse holders on the engine compartment con-
nection unit,
aConnect the engine wiring/front of engine wiring
connector (R67).
aLock the engine wiring/front of engine wiring con-
nector (R67).
aTorque tighten the engine compartment connec-
tion unit supply terminal nut (12 N.m).
aRefit the cover of the engine compartment connec-
tion unit and check that the cover is definitely in con-
tact with the unit casing.
aConnect the injection computer connectors.
aRefit the injection computer tamperproof panel on
the injection computer mounting.
III - FINAL OPERATION
aRefit:
-the air pipe at the air filter unit inlet,
-the air filter unit (see Air filter unit: Removal - Re-
fitting) (12A, Fuel mixture),
-the battery tray (see 80A, Battery, Battery tray:
Removal - Refitting, page 80A-6) ,
-the battery (see 80A, Battery, Battery: Removal -
Refitting, page 80A-2) ,
-the cover from the engine compartment connection
unit,
-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (56A, Exterior equipment),
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (56A, Exterior equipment),
-the windscreen wiper arms (see 85A, Wiping -
Washing, Windscreen wiper arm: Removal - Re-
fitting, page 85A-6) ,
-the left-hand headlight (see 80B, Headlights,
Halogen headlight: Removal - Refitting, page
80B-7) ,
-the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection),
-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (55A, Exterior protec-
tion),
141123
141124
RIGHT-HAND DRIVE
88A-56
WIRING HARNESS
Passenger compartment wiring: Removal - Refitting
LEFT-HAND DRIVE
88A
aDisconnect the connector (6) from the parking dis-
tance control buzzer.
aDisconnect the connector (7) from the parking dis-
tance control computer.aDisconnect:
-the left-hand speaker connector (8) ,
-the right-hand speaker connector (9) .
aRemove:
-the rear left-hand earth wiring nut (10) ,
-the rear right-hand earth wiring nut (11) .
aUnpick the rear section of the wiring.
aDisconnect:
-the passenger compartment wiring / front left-hand
wiring connectors (12) ,
-the passenger compartment fuse box connector
(13) ,
-the passenger compartment fan assembly relay
connector (14) ,
-the electric window relay connector (15) ,
-the dipped headlights relay connector (16) ,
-the rear fog light relay connector (17) ,
-the UCH connectors (18) ,
-the passenger compartment wiring / heating sys-
tem wiring connector (19) , REAR PROXIMITY RADAR
121367
121369
WITH 4 SPEAKERS, WITHOUT RADIO or RADIO
NO. 03
122345