2009 RENAULT TWINGO RS Electrical Equipment Workshop Manual

82A-1
ENGINE IMMOBILISER
Immobiliser system: List and location of components82A
I - LIST OF COMPONENTS
II - LOCATION OF COMPONENTS
1 - UCH2 - Key
3 - Ignition switch No. Description
(1) UCH
(2) Key
(3) Ignition switch
(4) Antenna/Transponder ring
119507
107733
119490

82A-2
ENGINE IMMOBILISER
Immobiliser system: List and location of components82A
4 - Antenna/Transponder ring
119487

82A-3
ENGINE IMMOBILISER
Ignition switch: Removal - Refitting
82A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aSet the wheels straight ahead.
aLock the airbag computer using the Diagnostic tool
(see MR 413 Fault finding, 88C, Airbags and pre-
tensioners, Fault finding - Replacement of com-
ponents).
aDisconnect the battery (see 80A, Battery, Battery:
Removal - Refitting, page 80A-2) .
aRemove the rev counter (see 83A, Instrument pa-
nel, Rev counter: Removal - Refitting, page 83A-
3) .
aRemove:
-the driver's front airbag (see 88C, Air bag and Pre-
tensioners, Driver's frontal airbag: Removal -
Refitting, page 88C-6)
-the steering wheel ( (see Steering wheel: Remo-
val - Refitting) ),
-the steering column switch assembly (see 84A,
Control - Signals, Steering column switch as-
sembly: Removal - Refitting, page 84A-2) ,
-the antenna/transponder ring (see 82A, Engine
immobiliser, Transponder ring: Removal - Re-
fitting, page 82A-6) .II - OPERATION FOR REMOVAL OF PART
CONCERNED
aMake a saw mark on the shear bolt.
aRemove the bolt (1) .
aLoosen the connector at (2) .
aDisconnect the starter switch connector. Equipment required
Diagnostic tool
ENGINE REV COUNTER
119489
119490

82A-4
ENGINE IMMOBILISER
Ignition switch: Removal - Refitting
82A
aPosition the ignition key between the first and se-
cond position (+ accessories and + after ignition
feed) (3) .
aPress the retaining lug (4) .
aRemove the ignition switch.
REFITTING
I - REFITTING PREPARATION OPERATION
aAlways replace:
-the ignition switch bolt,
-the steering wheel bolt.
II - REFITTING OPERATION FOR PART
CONCERNED
aaPosition the ignition key between the first and se-
cond position (+Accessories and +APC) (5) .
aPress the retaining lug (6) .
aFit the ignition switch.
aTighten the shear bolt (7) until the bolt head shears
off.
aConnect the starter switch connector.
aLock the starter switch connector.
108441
Note:
To protect against tampering, always secure the
ignition switch with a shear bolt.
Be sure to recover the sheared-off part of the
bolt after it has been tightened.
108441
119491

82A-5
ENGINE IMMOBILISER
Ignition switch: Removal - Refitting
82A
III - FINAL OPERATION.
aRefit:
-the antenna/transponder ring (see 82A, Engine
immobiliser, Transponder ring: Removal - Re-
fitting, page 82A-6) ,
-the steering column switch assembly (see 84A,
Control - Signals, Steering column switch as-
sembly: Removal - Refitting, page 84A-2) ,
-the steering wheel ( (see Steering wheel: Remo-
val - Refitting) ),
-the driver's front airbag (see 88C, Air bag and Pre-
tensioners, Driver's frontal airbag: Removal -
Refitting, page 88C-6) .
aRefit the rev counter (see 83A, Instrument panel,
Rev counter: Removal - Refitting, page 83A-3) .
aConnect the battery (see 80A, Battery, Battery: Re-
moval - Refitting, page 80A-2) .
aUnlock the airbag computer using the Diagnostic
tool (see MR 413 Fault finding, 88C, Airbags and
pretensioners, Fault finding - Replacement of
components). ENGINE REV COUNTER

82A-6
ENGINE IMMOBILISER
Transponder ring: Removal - Refitting
82A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aRemove the rev counter (see 83A, Instrument pa-
nel, Rev counter: Removal - Refitting, page 83A-
3) .
aRemove the lower cover bolts (1) .aUnclip the upper cover at (2) .
aRemove the upper cover (3) .
aRemove the lower cover (4) . ENGINE REV COUNTER
127437
127438
127439

82A-7
ENGINE IMMOBILISER
Transponder ring: Removal - Refitting
82A
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aUnclip:
-the connector (5) ,
-the two antenna/transponder ring tabs (6) .
aDisconnect the antenna/transponder ring connector.
aRemove the antenna/transponder ring (7) .REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aClip the antenna/transponder ring onto the ignition
switch.
aConnect the antenna/transponder ring connector.
II - FINAL OPERATION.
aRefit:
-the lower cover,
-the upper cover.
aRefit the rev counter (see 83A, Instrument panel,
Rev counter: Removal - Refitting, page 83A-3) .
107722
121134
ENGINE REV COUNTER

82A-8
ENGINE IMMOBILISER
Battery for remote door locking control: Removal - Refitting82A
REMOVAL
OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove the bolt (1) .
aOpen the key with a small flat-blade screwdriver at
(2) .aRemove the battery (3) from the door locking remote
control using a small flat-blade screwdriver.
REFITTING
REFITTING OPERATION FOR PART CONCERNED
a
aFit the door locking remote control battery.
aClose the key.
aTighten the bolt.
107732
107733
107731
WARNING
To ensure that the remote control operates cor-
rectly, take care not to damage the battery con-
tacts.
Only handle the new battery with dry, grease-free
hands or wearing clean gloves to avoid any risk
of dir t and oxidation on the battery.