sensor LAMBORGHINI MURCIÉLAGO 2009 Service Manual Online
Page 1081 of 1173
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® Automobili Lamborghini S.p.A. 7 K H L Q I R U P D W L R Q D Q G S U R F H G X U H V S X E O L V K H G E H O R Z D U H V W U L F W O \ F R Q ¿ G H Q W L D O D Q G H [ F O X V L Y H O \ I R U W K H / D P E R U J K L Q L ' H D O H U 1 H W Z R U N D Q G $ X W K R U L ] H G 6 H U Y L F H 3 R L Q W V $ O O F R S \ U L J K W V D U H S U R S H U W \ R I $ X W R P R E L O L
/ D P E R U J K L Q L 6 S $ E D V H G R Q F R S \ U L J K W O D Z $ O O R I W K H 3 ' ) F K D S W H U V L Q W K H : ( % Z R U N V K R S P D Q X D O V G H V F U L E H G E H O R Z D U H E D V H G R Q L Q I R U P D W L R Q D Y D L O D E O H D W W K H W L P H R I S X E O L F D W L R Q 7 K H F R P S D Q \ U H V H U Y H V
W K H U L J K W W R P D N H X S G D W H V D Q G P R G L ¿ F D W L R Q V 7 K H I R O O R Z L Q J D U H S U R K L E L W H G U H S U L Q W L Q J U H S U R G X F W L R Q I R U Z D U G L Q J W R X Q D X W K R U L ] H G S H R S O H D Q G R U W K L U G S D U W L H V D Q G W U D Q V O D W L R Q L Q F O X G L Q J S D U W L D O Z L W K R X W
Z U L W W H Q D X W K R U L ] D W L R Q I U R P $ X W R P R E L O L / D P E R U J K L Q L 6 S $
3 Functional check & R P S D U L V R Q E H W Z H H Q ( & 8 E D Q N Y D O X H D Q G ( & 8 E D Q N Y D O X H> 4 kPa RPM
Time > 800 > 1 sec10 timesContinuousTwo trips
3 0 D Q L I R O G $ E V R O X W H 3 U H V -
V X U H / R Z , Q S X W 0 D Q L I R O G D E V R O X W H pressure sensor signal < 0.38 V (20 kPa)
3 times ContinuousTwo trips
3 0 D Q L I R O G $ E V R O X W H 3 U H V -
sure High input / Open circuit 0 D Q L I R O G D E V R O X W H pressure sensor signal
> 4.28 V (107.9 kPa)
3 times ContinuousTwo trips
3 Low input Barometric pressure
sensor signal < 0.1 V (14 kPa)
1 time ContinuousTwo trips
3 High input / Open circuit Barometric pressure
sensor signal >4.96 V (107.9 kPa)
1 timeContinuousTwo trips
3 Fault code set in case of
Bank 1 sensor malfun- ction Continuous Two trips
3 Fault code set in case of
Bank 2 sensor malfun- ction
% $ 7 7 ( 5 < 9 2 / 7 $ * ( 3 Low output Battery voltage < 10 V RPM > 800 20 times
ContinuousTwo trips
3 High output Battery voltage > 15 V RPM > 800 20 times
ContinuousTwo trips
, ' ( 1 7 , ) , & $ 7 , 2 1 ³ / , ( ´ ( & 8 3
Range check Pin detection No pin 36 detected 10 timesAt the key onTwo trips
, 1 7 $ . ( $ , 5 7 ( 0 3 ( -
5 $ 7 8 5 ( 3
Functional check & R P S D U L V R Q E H W Z H H Q E D Q N V H Q V R U D Q G E D Q N V H Q V R U> 15 °C Time > 0.5 sec 3 times
ContinuousTwo trips
3 Low input Air temperature sensor < 0.10 V (130.7 °C) Time > 10 sec 10 times
ContinuousTwo trips
3 High input / Open circuit Air temperature sensor > 4.9 V (-46.1 °C) Time > 10 sec 10 times
ContinuousTwo trips
3 Fault code set in case of
Bank 1 sensor malfun- ction , P P H G L D W H O \ Continuous
Two trips
3 Fault code set in case of
Bank 2 sensor malfun- ction , P P H G L D W H O \ Continuous
Two trips
Page 1082 of 1173
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® Automobili Lamborghini S.p.A. 7 K H L Q I R U P D W L R Q D Q G S U R F H G X U H V S X E O L V K H G E H O R Z D U H V W U L F W O \ F R Q ¿ G H Q W L D O D Q G H [ F O X V L Y H O \ I R U W K H / D P E R U J K L Q L ' H D O H U 1 H W Z R U N D Q G $ X W K R U L ] H G 6 H U Y L F H 3 R L Q W V $ O O F R S \ U L J K W V D U H S U R S H U W \ R I $ X W R P R E L O L
/ D P E R U J K L Q L 6 S $ E D V H G R Q F R S \ U L J K W O D Z $ O O R I W K H 3 ' ) F K D S W H U V L Q W K H : ( % Z R U N V K R S P D Q X D O V G H V F U L E H G E H O R Z D U H E D V H G R Q L Q I R U P D W L R Q D Y D L O D E O H D W W K H W L P H R I S X E O L F D W L R Q 7 K H F R P S D Q \ U H V H U Y H V
W K H U L J K W W R P D N H X S G D W H V D Q G P R G L ¿ F D W L R Q V 7 K H I R O O R Z L Q J D U H S U R K L E L W H G U H S U L Q W L Q J U H S U R G X F W L R Q I R U Z D U G L Q J W R X Q D X W K R U L ] H G S H R S O H D Q G R U W K L U G S D U W L H V D Q G W U D Q V O D W L R Q L Q F O X G L Q J S D U W L D O Z L W K R X W
Z U L W W H Q D X W K R U L ] D W L R Q I U R P $ X W R P R E L O L / D P E R U J K L Q L 6 S $
7 + 5 2 7 7 / ( 3 2 6 ,-
7 , 2 1 6 ( 1 6 2 5 6 ³ ' ´ 3
rationality check Congruence throttle
“D” vs throttle “E”> 6.2%
0.5 sec ContinuousTwo trips
3 Throttle position sensor
“D” (updated denomi- nation) Throttle D position signal
< 0.198 V
, P P H G L D W H O \ContinuousTwo trips
/ R Z , Q S X W
3 Throttle position sensor
“D” (updated denomi- nation) Throttle D position signal
> 4.8 V
, P P H G L D W H O \ContinuousTwo trips
+ L J K , Q S X W 2 S H Q & L U F X L W
7 + 5 2 7 7 / ( 3 2 6 , -
7 , 2 1 6 ( 1 6 2 5 6 ³ ( ´ 3
Throttle position sensor “E” (new denomination) Throttle E position signal< 0.198 V
, P P H G L D W H O \ContinuousTwo trips
/ R Z , Q S X W
3 Throttle position sensor “E” (new denomination) Throttle E position signal> 4.8 V
, P P H G L D W H O \ContinuousTwo trips
+ L J K , Q S X W 2 S H Q & L U F X L W
7 + 5 2 7 7 / ( $ & 7 8 $ -
TOR 3
Fault code set in case of throttle malfunction G H W H F W H G E \ ( & 8 % D Q N
3 Fault code set in case of throttle malfunction G H W H F W H G E \ ( & 8 % D Q N
3 Fault code set in case of throttle front malfunction
3 Fault code set in case of throttle rear malfunction
3
D G G H G internal hardware check 9 E D W W O R Z< 6 V , P P H G L D W H O \ ContinuousTwo trips
3
D G G H G rationality check Requested position vs actuated position> 1.5%
1 sec Con- tinuousTwo trips
internal hardware check CC to GND or CC to E D W W , P P H G L D W H O \ Continuous
3
D G G H G DC Motor open circuit Open circuit , P P H G L D W H O \ ContinuousTwo trips
3 ( ' $ / 3 2 6 , 7 , 2 1 3 Functional check & R P S D U L V R Q E H W Z H H Q sensor “A” and sensor “B”> 10%
3 sec ContinuousTwo trips
3 Pedal position sensor “A” / R Z , Q S X W Pedal Position (PP) Signal< 0.05 V
5 secContinuousTwo trips
Page 1083 of 1173
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® Automobili Lamborghini S.p.A. 7 K H L Q I R U P D W L R Q D Q G S U R F H G X U H V S X E O L V K H G E H O R Z D U H V W U L F W O \ F R Q ¿ G H Q W L D O D Q G H [ F O X V L Y H O \ I R U W K H / D P E R U J K L Q L ' H D O H U 1 H W Z R U N D Q G $ X W K R U L ] H G 6 H U Y L F H 3 R L Q W V $ O O F R S \ U L J K W V D U H S U R S H U W \ R I $ X W R P R E L O L
/ D P E R U J K L Q L 6 S $ E D V H G R Q F R S \ U L J K W O D Z $ O O R I W K H 3 ' ) F K D S W H U V L Q W K H : ( % Z R U N V K R S P D Q X D O V G H V F U L E H G E H O R Z D U H E D V H G R Q L Q I R U P D W L R Q D Y D L O D E O H D W W K H W L P H R I S X E O L F D W L R Q 7 K H F R P S D Q \ U H V H U Y H V
W K H U L J K W W R P D N H X S G D W H V D Q G P R G L ¿ F D W L R Q V 7 K H I R O O R Z L Q J D U H S U R K L E L W H G U H S U L Q W L Q J U H S U R G X F W L R Q I R U Z D U G L Q J W R X Q D X W K R U L ] H G S H R S O H D Q G R U W K L U G S D U W L H V D Q G W U D Q V O D W L R Q L Q F O X G L Q J S D U W L D O Z L W K R X W
Z U L W W H Q D X W K R U L ] D W L R Q I U R P $ X W R P R E L O L / D P E R U J K L Q L 6 S $
3 Pedal position sensor “A” + L J K , Q S X W 2 S H Q & L U F X L W Pedal Position (PP) Signal> 4.9 V
5 secContinuousTwo trips
3 Pedal position sensor “B” / R Z , Q S X W Pedal Position (PP) Signal< 0.05 V
5 secContinuousTwo trips
3 Pedal position sensor “B” + L J K , Q S X W 2 S H Q & L U F X L W Pedal Position (PP) Signal> 4.9 V
5 secContinuousTwo trips
, ' / ( & 2 1 7 5 2 / 6 < 6 7 ( 0 3
Functional check RPM RPM_TARGET
f(TH2O) - RPM >100 RpmTime > 6 sec 10 times
ContinuousTwo trips
3 Functional check RPM
Throttle Position Self Learning (TPSL) Throttle PositionRPM_TARGET f(TH2O) - RPM < -200 Rpm
TPSL - TPSL last trip > 3.5% Throttle Position = Lower Saturation Throttle Position (2%) Time TH2O Pedal position
Time TH2O Pedal position
At Time from cranking function of TH2O at cranking > 6 sec >70°C and <95°C < 3° > 35 sec >70°C and <95°C <3°
10 times 1 time 1 time ContinuousTwo trips
& $ 1 & 2 0 0 8 1 , & $ -
7 , 2 1 8
³ U H D G L Q J E D F N V H Q G message R Q & $ 1 0 E ´ CAN message on & $ 1 0 E
Q R I H H G E D F N I U R P & $ 1 0 E “3 sec Continuous”Two trips
8 CAN communication with
Throttle Module A CAN message on
& $ 1 . E $ Q R I H H G E D F N I U R P & $ 1 . E “3 sec Continuous”Two trips
8 CAN communication with Throttle Module B CAN message on & $ 1 . E % Q R I H H G E D F N I U R P & $ 1 . E “3 sec Continuous”Two trips
8 Lost Communication : L W K / , ( CAN message on & $ 1 0 E R Q / , ( Q R I H H G E D F N I U R P / , ( 1/6 “3 sec Continuous”Two trips
8 Lost Communication : L W K / , ( CAN message on & $ 1 0 E R Q / , ( Q R I H H G E D F N I U R P / , ( 7/12 “3 sec Continuous”Two trips
, 1 7 ( 5 1 $ / & 2 1 -
7 5 2 / 0 2 ' 8 / ( 3
, Q W H U Q D O U R X W L Q H Eeprom Checksum Actual checksum <>
saved checksum , P P H G L D W H O \Once per tripTwo trips
& $ 7 $ / < 6 7 7 ( 0 3 ( -
5 $ 7 8 5 ( % D Q N 3
Catalyst overtemp. 1st lev Catalyst temp sensor signal“ 900 °C < T < 940 °C“ , P P H G L D W H O \ContinuousTwo trips
3 Catalyst overtemp. 2nd lev Catalyst temp sensor signal> 940 °C
, P P H G L D W H O \ContinuousTwo trips
3 Low input / Open circuit Catalyst temp sensor
signal< 0.25 V (20°C) TH2O > 80°C 60 sec
ContinuousTwo trips
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® Automobili Lamborghini S.p.A. 7 K H L Q I R U P D W L R Q D Q G S U R F H G X U H V S X E O L V K H G E H O R Z D U H V W U L F W O \ F R Q ¿ G H Q W L D O D Q G H [ F O X V L Y H O \ I R U W K H / D P E R U J K L Q L ' H D O H U 1 H W Z R U N D Q G $ X W K R U L ] H G 6 H U Y L F H 3 R L Q W V $ O O F R S \ U L J K W V D U H S U R S H U W \ R I $ X W R P R E L O L
/ D P E R U J K L Q L 6 S $ E D V H G R Q F R S \ U L J K W O D Z $ O O R I W K H 3 ' ) F K D S W H U V L Q W K H : ( % Z R U N V K R S P D Q X D O V G H V F U L E H G E H O R Z D U H E D V H G R Q L Q I R U P D W L R Q D Y D L O D E O H D W W K H W L P H R I S X E O L F D W L R Q 7 K H F R P S D Q \ U H V H U Y H V
W K H U L J K W W R P D N H X S G D W H V D Q G P R G L ¿ F D W L R Q V 7 K H I R O O R Z L Q J D U H S U R K L E L W H G U H S U L Q W L Q J U H S U R G X F W L R Q I R U Z D U G L Q J W R X Q D X W K R U L ] H G S H R S O H D Q G R U W K L U G S D U W L H V D Q G W U D Q V O D W L R Q L Q F O X G L Q J S D U W L D O Z L W K R X W
Z U L W W H Q D X W K R U L ] D W L R Q I U R P $ X W R P R E L O L / D P E R U J K L Q L 6 S $
3 High input Catalyst temp sensor
signal>= 12.9 V (>= 970°C) TH2O < 50°C
, P P H G L D W H O \At Key onTwo trips
& $ 7 $ / < 6 7 7 ( 0 3 ( -
5 $ 7 8 5 ( % D Q N 3
Catalyst overtemp. 1st lev Catalyst temp sensor signal“900 °C < T < 940 °C“ Same as P1401 Two trips
3 Catalyst overtemp. 2nd lev Catalyst temp sensor signal> 940 °C
Same as P1402 Two trips
3 Low input / Open circuit Catalyst temp sensor
signal< 0.25 V (20°C) TH2O > 70°C Same as P0427 Two trips
3 High input Catalyst temp sensor
signal>= 12.9 V (>= 970°C) TH2O < 50°C Same as P0428 Two trips
& $ 7 $ / < 6 7 7 ( 0 3 ( -
5 $ 7 8 5 ( 3
Functional check |Catalyst temp sensor
signal Bank1 - Ca- talyst temp sensor signal Bank2|> 200°C
60 sec ContinuousTwo trips
2 , / 7 ( 0 3 ( 5 $ 7 8 5 ( 3 Low input Oil temperature signal
output< 0.10 V (154.1 °C) Time > 5 sec 3 times
ContinuousTwo trips
3 High input / Open circuit Oil temperature signal
output > 4.9 V (-36.9 °C) Time > 5 sec 3 times
ContinuousTwo trips
9 , 1 3 , Q W H U Q D O U R X W L Q HData Component found
failed , P P H G L D W H O \ At Key onTwo trips
, 1 - ( & 7 2 5 3 Low input/open circuit ) H H G E D F N W H V W , Q F R U U H F W G D W D I H H G -
E D F N , P P H G L D W H O \ ContinuousTwo trips
, 1 - ( & 7 2 5 3 high input Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 Low input/open circuit Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 high input Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 Low input/open circuit Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 high input Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 Low input/open circuit Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 high input Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 Low input/open circuit Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 high input Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 Low input/open circuit Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 high input Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 Low input/open circuit Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 high input Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 Low input/open circuit Same as P0261 Same as P0261 Same as P0261 Two trips
, 1 - ( & 7 2 5 3 high input Same as P0261 Same as P0261 Same as P0261 Two trips
Page 1092 of 1173
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® Automobili Lamborghini S.p.A. 7 K H L Q I R U P D W L R Q D Q G S U R F H G X U H V S X E O L V K H G E H O R Z D U H V W U L F W O \ F R Q ¿ G H Q W L D O D Q G H [ F O X V L Y H O \ I R U W K H / D P E R U J K L Q L ' H D O H U 1 H W Z R U N D Q G $ X W K R U L ] H G 6 H U Y L F H 3 R L Q W V $ O O F R S \ U L J K W V D U H S U R S H U W \ R I $ X W R P R E L O L
/ D P E R U J K L Q L 6 S $ E D V H G R Q F R S \ U L J K W O D Z $ O O R I W K H 3 ' ) F K D S W H U V L Q W K H : ( % Z R U N V K R S P D Q X D O V G H V F U L E H G E H O R Z D U H E D V H G R Q L Q I R U P D W L R Q D Y D L O D E O H D W W K H W L P H R I S X E O L F D W L R Q 7 K H F R P S D Q \ U H V H U Y H V
W K H U L J K W W R P D N H X S G D W H V D Q G P R G L ¿ F D W L R Q V 7 K H I R O O R Z L Q J D U H S U R K L E L W H G U H S U L Q W L Q J U H S U R G X F W L R Q I R U Z D U G L Q J W R X Q D X W K R U L ] H G S H R S O H D Q G R U W K L U G S D U W L H V D Q G W U D Q V O D W L R Q L Q F O X G L Q J S D U W L D O Z L W K R X W
Z U L W W H Q D X W K R U L ] D W L R Q I U R P $ X W R P R E L O L / D P E R U J K L Q L 6 S $
$ % 6 H U U R U F R G H V
( U U R U P H V V D J H V 2 S H U D W L R Q W R U H V H W W K H $ % 6 V \ V W H P
LF open or shorted sensor LF wheel pick-up sensor short circuit or disconnected. Check wiring and connectors.
LF missing sensor or tone ring No signal from LF wheel pick-up sensor or not reading phonic wheel correctly.
LF sensor drop-out Signal from LF wheel pick-up sensor is interrupted frequently. Check pick-up sensor and mounting.
RF open or shorted sensor RF wheel pick-up sensor short circuit or disconnected. Check wiring and connectors.
RF missing sensor or tone ring No signal from RF wheel pick-up sensor or not reading phonic wheel correctly.
RF sensor drop-out Signal from RF wheel pick-up sensor is interrupted frequently. Check pick-up sensor and mounting.
LR open or shorted sensor LR wheel pick-up sensor short circuit or disconnected. Check wiring and connectors.
LR missing sensor or tone ring No signal from LR wheel pick-up sensor or not reading phonic wheel correctly.
LR sensor drop-out Signal from LR wheel pick-up sensor is interrupted frequently. Check pick-up sensor and mounting.
RR open or shorted sensor RR wheel pick-up sensor short circuit or disconnected. Check wiring and connectors.
RR missing sensor or tone ring No signal from RR wheel pick-up sensor or not reading phonic wheel correctly.
RR sensor drop-out Signal from RR wheel pick-up sensor is interrupted frequently. Check pick-up sensor and mounting.
Page 1104 of 1173
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Fig.10
® Automobili Lamborghini S.p.A. 7 K H L Q I R U P D W L R Q D Q G S U R F H G X U H V S X E O L V K H G E H O R Z D U H V W U L F W O \ F R Q ¿ G H Q W L D O D Q G H [ F O X V L Y H O \ I R U W K H / D P E R U J K L Q L ' H D O H U 1 H W Z R U N D Q G $ X W K R U L ] H G 6 H U Y L F H 3 R L Q W V $ O O F R S \ U L J K W V D U H S U R S H U W \ R I $ X W R P R E L O L
/ D P E R U J K L Q L 6 S $ E D V H G R Q F R S \ U L J K W O D Z $ O O R I W K H 3 ' ) F K D S W H U V L Q W K H : ( % Z R U N V K R S P D Q X D O V G H V F U L E H G E H O R Z D U H E D V H G R Q L Q I R U P D W L R Q D Y D L O D E O H D W W K H W L P H R I S X E O L F D W L R Q 7 K H F R P S D Q \ U H V H U Y H V
W K H U L J K W W R P D N H X S G D W H V D Q G P R G L ¿ F D W L R Q V 7 K H I R O O R Z L Q J D U H S U R K L E L W H G U H S U L Q W L Q J U H S U R G X F W L R Q I R U Z D U G L Q J W R X Q D X W K R U L ] H G S H R S O H D Q G R U W K L U G S D U W L H V D Q G W U D Q V O D W L R Q L Q F O X G L Q J S D U W L D O Z L W K R X W
Z U L W W H Q D X W K R U L ] D W L R Q I U R P $ X W R P R E L O L / D P E R U J K L Q L 6 S $
: K H H O V S H H G V H Q V R U V F K H F N
7 K H S X U S R V H R I W K L V V W H S L V W R F K H F N I R U S U R S H U R S H U D W L R Q R I W K H V S H H G V H Q V R U V R I W K H I R X U Z K H H O V D Q G W R G H W H U P L Q H
the minimum activation threshold of each sensor.
7 R F D U U \ R X W W K H F K H F N
• / L I W W K H F D U
• 6 W D U W W K H H Q J L Q H D Q G E U L Q J W K H V S H H G W R D S S U R [ L P D W H O \ N P K
• Place the gear in neutral.
As the wheel speed decreases, the speed of each wheel appears on the screen in the square of the relevant wheel.
7 K H W H V W L V S D V V H G Z K H Q D O O I R X U V T X D U H V D U H J U H H Q Fig.10).
7 K L V P H D Q V W K D W W K H P L Q L P X P W K U H V K R O G I R U H D F K V H Q V R U K D V E H H Q G H W H U P L Q H G D Q G D O O D U H E H O R Z N P K
, I W K H P L Q L P X P W K U H V K R O G R I R Q H R U P R U H V H Q V R U V L V D E R Y H N P K W K H W H V W Z D V I D L O H G D Q G V X E V H T X H Q W W H V W V F D Q Q R W be carried out.
Page 1108 of 1173
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Fig.1
® Automobili Lamborghini S.p.A. 7 K H L Q I R U P D W L R Q D Q G S U R F H G X U H V S X E O L V K H G E H O R Z D U H V W U L F W O \ F R Q ¿ G H Q W L D O D Q G H [ F O X V L Y H O \ I R U W K H / D P E R U J K L Q L ' H D O H U 1 H W Z R U N D Q G $ X W K R U L ] H G 6 H U Y L F H 3 R L Q W V $ O O F R S \ U L J K W V D U H S U R S H U W \ R I $ X W R P R E L O L
/ D P E R U J K L Q L 6 S $ E D V H G R Q F R S \ U L J K W O D Z $ O O R I W K H 3 ' ) F K D S W H U V L Q W K H : ( % Z R U N V K R S P D Q X D O V G H V F U L E H G E H O R Z D U H E D V H G R Q L Q I R U P D W L R Q D Y D L O D E O H D W W K H W L P H R I S X E O L F D W L R Q 7 K H F R P S D Q \ U H V H U Y H V
W K H U L J K W W R P D N H X S G D W H V D Q G P R G L ¿ F D W L R Q V 7 K H I R O O R Z L Q J D U H S U R K L E L W H G U H S U L Q W L Q J U H S U R G X F W L R Q I R U Z D U G L Q J W R X Q D X W K R U L ] H G S H R S O H D Q G R U W K L U G S D U W L H V D Q G W U D Q V O D W L R Q L Q F O X G L Q J S D U W L D O Z L W K R X W
Z U L W W H Q D X W K R U L ] D W L R Q I U R P $ X W R P R E L O L / D P E R U J K L Q L 6 S $
Air conditioning
The control unit is located in the A/C push button panel in the dash board sets the parameters in order to adjust the
passenger compartment temperature to the temperature requested by the user. In particular: • D F T X L U H V L Q I R U P D W L R Q R Q L Q W H U Q D O D Q G R X W V L G H W H P S H U D W X U H D Q G R Q V R O D U L U U D G L D W L R Q L Q W H Q V L W \ E \ P H D Q V R I V S H F L ¿ F
sensors;
• sets the air intake speed by means of a fan;
• controls the air recirculation function by means of an actuator;
• sets the air intake temperature by means of a mixing tap;
• controls the compressor operation by means of an electromagnetic coupling.
1. Control unit
2. Outside air temperature
3. Internal air temperature
4. Vent outlet temperature
5. Solar irradiation
6. Distribution actuator
7. Motor fan
8. Recirculation actuator
9. Mixing tap
10. Compressor
The control unit ( 1-Fig.1) implements the heat regulating strategies accordi ng to the signal inputs from:
• outside air temperature ( 2-Fig.1);
• internal air temperature ( 3-Fig.1);
• Vent outlet air temperature ( 4-Fig.1);
• Solar irradiation ( 5-Fig.1).
The control unit memory contains a resident program, composed of a set of strategies; each of which manages a
V S H F L ¿ F I X Q F W L R Q R I W K H F R Q W U R O V \ V W H P 7 K H V W U D W H J L H V S U R F H V V D V H W R I S D U D P H W H U V E \ P H D Q V R I W K H D E R Y H L Q S X W V D Q G
P H P R U L ] H G G D W D P D S V 7 K H V H S D U D P H W H U V F R Q W U R O W K H V \ V W H P D F W X D W R U V R X W S X W V W K D W L V W K R V H G H Y L F H V F D X V L Q J W K H
V \ V W H P W R U H D F K D Q G K R O G D K H D W L Q J F R P I R U W L Q V L G H W K H S D V V H Q J H U F R P S D U W P H Q W 7 K H G H Y L F H V D U H W K H I R O O R Z L Q J • Distribution actuator ( 6-Fig.1);
• Motor fan ( 7-Fig.1);
• Recirculation actuator ( 8-Fig.1);
• Mixing tap ( 9-Fig.1);
• Compressor ( 10-Fig.1).
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® Automobili Lamborghini S.p.A. 7 K H L Q I R U P D W L R Q D Q G S U R F H G X U H V S X E O L V K H G E H O R Z D U H V W U L F W O \ F R Q ¿ G H Q W L D O D Q G H [ F O X V L Y H O \ I R U W K H / D P E R U J K L Q L ' H D O H U 1 H W Z R U N D Q G $ X W K R U L ] H G 6 H U Y L F H 3 R L Q W V $ O O F R S \ U L J K W V D U H S U R S H U W \ R I $ X W R P R E L O L
/ D P E R U J K L Q L 6 S $ E D V H G R Q F R S \ U L J K W O D Z $ O O R I W K H 3 ' ) F K D S W H U V L Q W K H : ( % Z R U N V K R S P D Q X D O V G H V F U L E H G E H O R Z D U H E D V H G R Q L Q I R U P D W L R Q D Y D L O D E O H D W W K H W L P H R I S X E O L F D W L R Q 7 K H F R P S D Q \ U H V H U Y H V
W K H U L J K W W R P D N H X S G D W H V D Q G P R G L ¿ F D W L R Q V 7 K H I R O O R Z L Q J D U H S U R K L E L W H G U H S U L Q W L Q J U H S U R G X F W L R Q I R U Z D U G L Q J W R X Q D X W K R U L ] H G S H R S O H D Q G R U W K L U G S D U W L H V D Q G W U D Q V O D W L R Q L Q F O X G L Q J S D U W L D O Z L W K R X W
Z U L W W H Q D X W K R U L ] D W L R Q I U R P $ X W R P R E L O L / D P E R U J K L Q L 6 S $
$ , 5 & 2 1 ' , 7 , 2 1 , 1 * ' , $ * 1 2 6 , 6
The system offers the possibility of running a set of diagnostic tests by means of special button combinations without W K H X V H R I V S H F L ¿ F G L D J Q R V W L F W R R O V Starting
User diagnostics is started by turning the ignition switch to ON and holding the RECIRCULATION button pressed at W K H V D P H W L P H Quitting
7 X U Q W K H L J Q L W L R Q V Z L W F K W R 2 ) ) 7 K H H Q J L Q H L G H Q W L ¿ F D W L R Q S U R F H G X U H Z L O O E H V W D U W H G Z K H Q W K H V Z L W F K L V W X U Q H G W R 2 1 D J D L Q User diagnosis presents a sequence of four diagnostic statuses: •display test status;
• button test status;
• sensor test status;
• D F W X D W R U W H V W V W D W X V
7 K H W H V W V W D W X V V H T X H Q F H L V G H W H U P L Q H G E \ W K H F R Q W U R O X Q L W D Q G F D Q Q R W E H F K D Q J H G E \ W K H X V H U
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/ D P E R U J K L Q L 6 S $ E D V H G R Q F R S \ U L J K W O D Z $ O O R I W K H 3 ' ) F K D S W H U V L Q W K H : ( % Z R U N V K R S P D Q X D O V G H V F U L E H G E H O R Z D U H E D V H G R Q L Q I R U P D W L R Q D Y D L O D E O H D W W K H W L P H R I S X E O L F D W L R Q 7 K H F R P S D Q \ U H V H U Y H V
W K H U L J K W W R P D N H X S G D W H V D Q G P R G L ¿ F D W L R Q V 7 K H I R O O R Z L Q J D U H S U R K L E L W H G U H S U L Q W L Q J U H S U R G X F W L R Q I R U Z D U G L Q J W R X Q D X W K R U L ] H G S H R S O H D Q G R U W K L U G S D U W L H V D Q G W U D Q V O D W L R Q L Q F O X G L Q J S D U W L D O Z L W K R X W
Z U L W W H Q D X W K R U L ] D W L R Q I U R P $ X W R P R E L O L / D P E R U J K L Q L 6 S $
Sensor test 7 K H W K L U G I D Q V S H H G Z L O O O L J K W X S W R L Q G L F D W H W K D W W K L V S K D V H K D V V W D U W H G
' X U L Q J W K L V S D U W R I W K H G L D J Q R V W L F W H V W S U R F H G X U H W K H Y D O X H V R X W S X W E \ H D F K V H O H F W H G V H Q V R U Z L O O D S S H D U R Q W K H G L V S O D \
H D F K W L P H D E X W W R Q L V S U H V V H G 7 K H F R U U H V S R Q G H Q F H L V V K R Z Q L Q W K H W D E O H E H O R Z
7 ( 6 7 ( ' 6 ( 1 6 2 5 % 8 7 7 2 1 7 2 % ( 3 5 ( 6 6 ( ' 3 2 6
Passenger compartment temperature (TA) TEMP + 1
Outside temperature (TE) TEMP - 2
Upper vent temperature (TT1) VENT 5
Lower vent temperature (TT2) BILEVEL 6
Solar irradiation (IRR) DEFROST 8
Frost sensor temperature (TSAB) HEAT 7
The temperature will be expressed either in degrees Celsius or degrees Fahrenheit according to the setting made E H I R U H W K H G L D J Q R V W L F W H V W S U R F H G X U H Z D V U X Q
7 K H V R O D U L U U D G L D W L R Q V H Q V R U U H D G L Q J V K R Z Q L V D S H U F H Q W D J H R I W K H V X S S R V H G P D [ L P X P Y D O X H R I : P D S S U R [ L P D W H O \ F R U U H V S R Q G L Q J W R V X P P H U L U U D G L D W L R Q L Q V R X W K H U Q ( X U R S H D Q O D W L W X G H V • 3 U H V V $ , 5 W R J R E D F N W R W K H E X W W R Q W H V W
• 3 U H V V $ , 5 W R J R W R W K H D F W X D W R U W H V W
Page 1136 of 1173
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Fig.4
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/ D P E R U J K L Q L 6 S $ E D V H G R Q F R S \ U L J K W O D Z $ O O R I W K H 3 ' ) F K D S W H U V L Q W K H : ( % Z R U N V K R S P D Q X D O V G H V F U L E H G E H O R Z D U H E D V H G R Q L Q I R U P D W L R Q D Y D L O D E O H D W W K H W L P H R I S X E O L F D W L R Q 7 K H F R P S D Q \ U H V H U Y H V
W K H U L J K W W R P D N H X S G D W H V D Q G P R G L ¿ F D W L R Q V 7 K H I R O O R Z L Q J D U H S U R K L E L W H G U H S U L Q W L Q J U H S U R G X F W L R Q I R U Z D U G L Q J W R X Q D X W K R U L ] H G S H R S O H D Q G R U W K L U G S D U W L H V D Q G W U D Q V O D W L R Q L Q F O X G L Q J S D U W L D O Z L W K R X W
Z U L W W H Q D X W K R U L ] D W L R Q I U R P $ X W R P R E L O L / D P E R U J K L Q L 6 S $
The % $ 6 ( / 3 B 0 < screen (Fig.4) shows the system’s essential parameters.
7 K H Y D O X H V V K R Z Q L Q W K H ¿ U V W F R O X P Q ' ) L J U H I H U W R F \ O L Q G H U E D Q N Z K H U H D V W K H Y D O X H V U H S R U W H G L Q W K H V H F R Q G F R O X P Q ( ) L J U H I H U W R F \ O L Q G H U E D Q N
Rpm Engine speed
MAP Air intake manifold pressure
PA1024 Accelerator pedal opening percentage
TH2o Wate
r temperature
EngineSync 1 indicates synchronism OK (the system is correctly synchronized); if it is not synchronized, W K H Y D O X H L V E \ V \ Q F K U R Q L V P Z H P H D Q W K H F R U U H F W F R U U H O D W L R Q E H W Z H H Q W K H À \ Z K H H O V L J Q D O V
(smot) and the camshaft signals (s cam); if everything is OK, synchronism is equal to 1, if a
correlation is missing or a signal is lost, the sync goes to 0)
TOil Oil temperature
ILIOS_lambda Mixture strength at which the engine runs Linear oxygen sensors are used. Based on the system’s target (rpm/engine load), it sets the correct stoichiometrical ratio and consequently
adjusts the injection system.
TAir Air temperature
TCat Catalytic converter temperature 7 K H W K L U G F R O X P Q ) ) L J V K R Z V W K H Y D O X H V F R P P R Q W R E R W K F \ O L Q G H U E D Q N V
EcuOnDec Control unit start timeIdleMapComp
Automatic MAP compensation (the system signals an error for variations above 4.5%)
PBaro Barometric pressure: Indicates the current altitude, which affects the injection time.
IdleStatus
Parameter that indicates the vehicle’s current condition (idle speed)
PFuel Fuel pressure (reading with negative values)
IJTgStatus Lamborghini parameter
WConfOut Lamborghini parameter
POil Oil pressure
SAEnd Engine spark advance
7 K H Z L Q G R Z * ) L J V K R Z V D Q \ H U U R U V I R X Q G L Q W K H V \ V W H P ¶ V E D V L F S D U D P H W H U V