|
No.
|
TECH 1 Display
|
Conditions for
Checking
|
Nominal Value
|
Trouble Codes
|
Terminal
|
|
06
|
BRAKE SWITCH
|
Ignition ON
Engine OFF
Apply parking brake
Brake pedal not actuated
Brake pedal actuated
|
OPEN 0V
CLOSED 12V
|
-
|
26,
35
|
|
Trouble-shooting:
|
Nominal Value:
|
Cause of
Fault:
(If nominal
value is not attained)
|
|
· Disconnect wiring harness
plug from brake lamp switch S 8
· Ignition ON
· Measure voltage:
from: brake lamp switch wiring harness plug Ter. 1
to: ground, Ter. 31
|
greater than
11 V
|
· Fuse/socket F 21
defective (Corsa-B only)
· Fuse/socket F 28
defective (Astra-F only)
· Fuse/socket F 7 defective
(Vectra/Cavalier only)
· Short circuit to ground,
Ter. 31 or lead interruption
from: brake lamp switch wiring harness plug Ter. 1
to: fuse F 7, or F 21, or F 28
· Short circuit to ground,
Ter. 31
from: fuse F 7, or F 21, or F 28
to: hazard warning lamp switch S 52 Ter. 15
|
|
|
|
· Short circuit to ground, Ter. 31 or
lead interrruption
from: brake
lamp switch S 116 Ter. 3
to: fuse
F 7, or F 28
(el.
selector lever lock/Japan only)
· Short circuit to ground, Ter. 31
from: fuse
F 7, or F 21, or F 28
to: hazard
warning lamp switch S 52 Ter. 9,
Multi-Info-Display
wiring harness plug
X
20 Ter. 5 (Astra-F only),
Check
Control wiring harness plug X 20
Ter.
14 (Vectra/Cavalier only),
Instrument
wiring harness plug X 21 Ter. 14 (Astra-F and Vectra/Cavalier only),
Compressor
relay K 60 Ter. 2 (Astra-F and Corsa-B only),
or
radiator fan relay K 67 Ter. 2 (Astra-F and Corsa-B only)
|
|
· Using multimeter, measure resistance:
from: brake
lamp switch S 8/S 116 Ter. 1
to: brake
lamp switch S 8/S 116 Ter. 2
|
greater than 100 kW (¥)
|
· Brake lamp switch S 8/S 116 defective.
|
|
· Actuate brake pedal
· Using multimeter, measure
resistance:
from: brake lamp switch S 8/S 116 Ter. 1
to: brake lamp switch S 8/S 116 Ter. 2
|
less than 2 W
|
· Brake lamp switch S 8/S
116 defective.
|
|
· Measure voltage:
from: brake lamp switch wiring harness plug Ter. 2
to: ground, Ter. 31
|
less than 0.1
V
Brake lamps OFF
|
· Short circuit to voltage
from: brake
lamp switch S 8 Ter. 2
to: brake
lamps H 9 and H 10,
ABS
control unit wiring harness plug K 50 Ter. 13 (Corsa-B only),
ABS
control unit wiring harness plug U 4.8 Ter. 1 (Astra-F only),
Multi-Info-Display
wiring harness plug X 20 Ter. 4 (Astra-F only),
|
|
|
|
· Check Control wiring harness plug P 25
Ter. 12 (Astra-F only),
Check
Control wiring harness plug P 39 Ter. 54E (Vectra/Cavalier only),
Check
Control wiring harness plug P 39
Ter.
54A or brake lamp H 30
(Vectra/Cavalier
and Australia versions only),
Socket
X 1, trailer hitch Ter. 54 (Astra-F and Vectra/Cavalier only)
· Short circuit to voltage
from: brake
lamp switch S 116 Ter. 2
to: brake
lamps H 9 and H 10
(el.
selector lever lock/Park Brake Shift Lock/Japan only)
|
|
· Connect brake lamp switch
wiring harness plug Ter. 1 with Ter. 2
|
Brake lamps
OFF
|
· Short circuit to ground,
Ter. 31
from: brake lamp switch S 8 Ter. 2
to: brake lamps H 9 and H 10,
ABS control unit wiring harness plug K 50 Ter. 13
(Corsa-B only),
ABS control unit wiring harness plug U 4.8 Ter. 1
(Astra-F only),
Multi-Info-Display wiring harness plug X 20 Ter. 4
(Astra-F only),
Check Control wiring harness plug P 25 Ter. 12 (Astra-F
only),
Check Control wiring harness plug P 39 Ter. 54E (Vectra/Cavalier
only),
Check Control wiring harness plug P 39 Ter. 54A or
brake lamp H 30
(Vectra/Cavalier and Austria versions only),
Socket X 1, trailer hitch Ter. 54 (Astra-F and
Vectra/Cavalier only)
|
|
|
|
· Short circuit to ground, Ter. 31
from: brake
lamp switch S 116 Ter. 2
to: brake
lamps H 9 and H 10
(el.
selector lever lock/Park Brake Shift Lock/Japan only)
· Short circuit in both sockets ofbrake
lamps H 9, H 10
· Short circuit in socket of brake lamp
H 30
(Vectra/Cavalier and Austria versions only)
· Lead interruption
from: brake
lamp switch S 8, or S 116
to: above
mentioned systems
· Lead interruption (ground connection)
from: brake
lamps H 9, H 10 or H 30
to: ground,
Ter. 31
|
|
· Ignition OFF
· Reconnect brake lamp
switch wiring harness plug
· Disconnect wiring harness
plug from transmission control unit K 85
|
|
|
|
· Measure voltage:
from: transmission control unit plug K 85 Ter. 26
to: ground, Ter. 31
|
less than 0.1
V
|
· Short circuit to voltage,
Ter. 30
from: transmission control unit plug K 85 Ter. 26
to: brake lamp switch S 8 Ter. 2 or brake lamp switch S 116
Ter. 2
|
|
· Ignition ON
· Measure voltage:
from: transmission
control unit plug K 85 Ter. 26
to: ground,
Ter. 31
|
less than 0.1 V
|
· Short circuit to voltage, Ter. 15
from: transmission
control unit plug K 85 Ter. 26
to: brake
lamp switch S 8 Ter. 2 or brake lamp switch S 116 Ter. 2
|
|
· Measure voltage:
from: transmission control unit plug K 85 Ter. 26
to: ground, Ter. 31
|
greater than
11 V
|
· Short circuit to ground,
Ter. 31
from: transmission control unit plug K 85 Ter. 26
to: brake lamp switch S 8 Ter. 2 or brake lamp switch S 116
Ter. 2
· Lead interruption
from: transmission control unit plug K 85 Ter. 26
to: brake lamp switch S 8 Ter. 2 or brake lamp switch S 116
Ter. 2
|
|
|
If nominal values are attained
|
· Transmission control unit
defective.
|
|
|
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