2009 LAMBORGHINI GALLARDO Engine control
[x] Cancel search: Engine controlPage 1383 of 1659
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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 $
% ' L V D V V H P E O L Q J W K H F \ O L Q G H U E D Q N P R W R U F R Q W U R O X Q L W 6 / $ 9 ( 3 U H O L P L Q D U \ R S H U D W L R Q V •Disassemble the engine compartment left side panels .
1 R W H
Ensure that the ignition key is in the OFF position and disconnect the battery .
' L V D V V H P E O L Q J W K H F R Q W U R O X Q L W
1. Unscrew the 2 bolts ( $ ) L J ) securing the control unit and remove the bracket ( % ) L J ).
2. Extract the control unit ( & ) L J ).
3. Remove the 4 antitheft bolts ( ' ) L J ) using a gripper.
4. Disconnect the two control unit connectors ( ( ) L J 2).
. Remove the control unit.
Page 1384 of 1659
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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 $
C ' L V D V V H P E O L Q J W K H ( J H D U F R Q W U R O X Q L W
3 U H O L P L Q D U \ R S H U D W L R Q V • Using the LaRa-AS system, identify the software version of the e-gear control unit that must be replaced and
make a note of it .
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The software version of the e-gear control unit and the engine control units must correspond.
If the e-gear control unit software version cannot be read, check the software version of the LIE control units using the LDAS system
and request the correct software version from the factory.
•If possible, read the clutch data using the LaRa-AS system and make a note of it .
• Disassemble the bench .
1 R W H
Ensure that the ignition key is in the OFF position and disconnect the battery .
' L V D V V H P E O L Q J W K H F R Q W U R O X Q L W 1. Disconnect the two connectors ( $ ) L J 3) of the control unit ( % ) L J 3).
2. Unscrew the 2 bolts ( & ) L J 3) and remove the bracket ( ' ) L J 3).
3. Remove the control unit.
Page 1420 of 1659
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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 $
Oxygen Sensorfront Bank 1 Bank 2 P0132P0152
short to battery plus
Y L U W X D O P D V V 9 0 1 H U Q V W Y R O W D J H 8 1 D G M X V W P H Q W Y R O W D J H , $ battery voltage engine start engine speed3 DCY
P0131P0151 short to ground
Y L U W X D O P D V V 9 0 1 H U Q V W Y R O W D J H 8 1 D G M X V W P H Q W Y R O W D J H , $ battery voltage engine start engine speed
P2237P2240 open circuit S X P S F X U U H Q W , 3 enrichment or lean out O2S signal front delta lambda value setting battery voltage engine start engine speed lambda control heater control electrical adjustment O2S ceramic temperature lambda modulation amplitude for
P2237 P2240 open circuit S X P S F X U U H Q W , 3 mass air integral in exhaust gas battery voltage engine start engine speed lambda control electrical adjustment O2S ceramic temperature O2S front lambda value
P2237 P2240 open circuit S X P S F X U U H Q W , 3 O2S signal front and
fuel cut off battery voltage engine start engine speed O2S ceramic temperature
( 9 $ 3 6 \ V W H P
OxygenSensorfront Bank 1 Bank 2 P2626P2629
open circuit D G M X V W P H Q W Y R O W D J H , $ O2S signal front battery voltage
engine start engine speed O2S ceramic temperature modeled exhaust temperature
fuel cut off 3 DCY
P2243P2247 open circuit 1 H U Q V W Y R O W D J H 8 1 O2S signal front battery voltage
engine start engine speed internal resistance heater control for
Page 1421 of 1659
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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 $
Oxygen Sensor frontBank 1 Bank 2 P2251P2254
open circuit Y L U W X D O P D V V 9 0 O2S signal front battery voltage
engine start engine speedinternal resistance heater control for3 DCY
P2414 P2415 signal range check signal range check internal voltage internal voltage battery voltage engine start engine speed
fuel cut off desired lambda O2S ceramic temperature O2S calibrated resistance O2S
P0133 P0153 signal dynamic check O2S signal front
vs. Modeled O2S signal lambda controlengine load engine speed actual Lambda
P2231P2234 F R X S O L Q J Z L W K K H D W H U
delta O2S signal front elapsed time since last O2S K H D W H U V Z L W F K R Q modeled exhaust temperature battery voltage O2S heater duty cycle engine speed desired lambda measured lambda engine load O2S ceramic temperature
OxygenSensorfrontBank 1 Bank 2 P2196 P2198
out of range adaptive value trim control after catalyst catalyst temperature
engine speed engine load P D V V D L U À R Z lambda control second control loop O2S rear secondary air
fuel cut off catalyst heat-up3 DCY
P2195 P2197 out of range adaptive value trim control after catalyst
Page 1422 of 1659
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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 $
Oxygen Sensor Heaterfront Bank 1 Bank 2 P0032P0052
short to battery plus signal current
heater engine startengine speed battery voltage heater control for at least3 DCY
P0031 P0051 short to ground signal voltage
heater
P0030 P0050 open circuit
signal voltage heater
P0135 P0155 out of range high heater duty cycle
and O2S ceramic temperature battery voltage heater control
fuel cut off modeled exhaust temperature
P0606 rationality check delta resistance measured vs. modeled battery voltage
P0135 P0155 R X W R I U D Q J H O R Z
sensor ceramic temperature battery voltage
time after engine start
engine shut off time
ECT @ start
fuel cut off
Oxygen Sensor 5 H D U Bank 1 Bank 2 P0138 P0158
short to battery plus signal voltage
battery voltage engine speed 2 6 U H D U G H Z S R L Q W O2S rear andmodeled exhaust temperature for3 DCY
P0137 P0157 short to ground signal voltage
battery voltage engine speed 2 6 U H D U G H Z S R L Q W O2S rear andmodeled exhaust temperature for
ECT @ off
ECT @ start
Page 1423 of 1659
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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 $
Oxygen Sensor 5 H D U Bank 1 Bank 2 P0140 P0160
signal activity check signal voltage
modeled exhaust temp. andO2S rear internal resistance battery voltage engine speed 2 6 U H D U G H Z S R L Q W O2S rear andmodeled exhaust temperature for lambda control*
R Q O \ I R U V L J Q D O Y R O W D J H 3 DCY
P0136P0156 heater coupling check delta O2S signal rear
O2S rear heater has been
V Z L W F K H G R I I L Q W K H O D V W battery voltage engine speed 2 6 U H D U G H Z S R L Q W O2S rear andmodeled exhaust temperature for
P0139 P0159 oscillation check signal output ist not oscillating at
reference value P D V V D L U À R Z O2S rear ready since catalyst temperature
Oxygen Sensor Heater rear Bank 1 Bank 2 P0038P0058
short to battery plus signal current
heater 2 6 U H D U G H Z S R L Q W heater engine speedbattery voltage3 DCY
P0037P0057 short to ground signal voltage heater
2 6 U H D U G H Z S R L Q W heaterengine speed battery voltage
P0036 P0056
open circuit
signal voltage
P0141 P0161 rationality check heater resistance battery voltage
modeled exhaust temperature
engine shut off time
IAT
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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 $
3.2.12.2.8.3.1.4. Evap Purge , value 7 ( 9 ( 6 O D Y H 7 ( 9 ( 6 O D Y H 7 ( 9 ( 6 O D Y H P0444 P1491
open circuit
signal voltage evap purge valve
engine speed battery voltage 3 DCY
P0458 P1490 short to ground signal voltage
evap purge valve engine speed battery voltage
P0459P1489 short to battery plus signal current
evap purge valve engine speed battery voltage
Evap Purge System 7 ( 9 6 O D Y H P0441 P1494functional check deviation lambda control
or deviation idle control ignition battery voltage engine speed engine speed deviation time after engine start
ECT
or substitute ECT
IAT
IAT @ engine start altitude3 Fahrzyl.
Fuel Pump Control Unit P025D short to battery plus signal current engine speed battery voltage 3 DCY
P025C short to ground signal voltage
P025A open circuit signal voltage
/ R Z 3 U H V V X U H ) X H O 6 \ V W H P Sensor P2539 out of range high signal voltage
3 DCY
P2541 R X W R I U D Q J H O R Z signal voltage
) X H O 5 D L O 3 U H V V X U H 6 H Q V R U HDS2, Slave P0190P018Aout of range high sensor voltage
3 DCY
HDS2, Slave P0192 P018C R X W R I U D Q J H O R Z
sensor voltage
) X H O 5 H J X O D W R U 9 D O Y H
) X H O 5 H J X O D W R U 9 D O Y H P2296P129Dshort to battery plus signal voltage battery voltage
valve engine relay 3 DCY
P2295 P129C short to ground signal voltage
battery voltage valve engine relay
P2294 P129B open circuit
signal voltage
) X H O 5 D L O 3 U H V V X U H & R Q W U R O P2293 rationality check fuel pressure regulator
et point deviationTime since start or fuel cut off
Fuel cut off3 DCY
Page 1425 of 1659
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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 $
Fuel System multiplicativeBank 1 P0171 system to lean adaptive value lambda control
evap purge valve
ECT 3 DCY
P0172 system to rich
Fuel System multiplicativeBank 2 P0175 system to rich
adaptive value engine speed
P D V V D L U À R Z engine load delta fuel adaption
P0174 system to lean
Fuel System additiveBank 1 P0171 system to lean adaptive value lambda control
evap purge valve
ECT 3 DCY
P0172 system to rich
Fuel System additiveBank 2 P0175 system to rich
adaptive value engine speed
P D V V D L U À R Z duration of multiplicative check engine load delta fuel adaption
P0174 system to lean
Fuel System P2097 P2099 R X W R I U D Q J H O R Z
Signal offset rich catalyst temperature
engine speed engine load P D V V D L U À R Z lambda control second control loop O2S front O2S rear secondary air
fuel cut off catalyst heat-up3 DCY
P2096 P2098 out of range high Signal offset lean
IAT Sensor P0112
R X W R I U D Q J H O R Z IAT 3 DCY
P0113 out of range high IAT
ECT Sensor P0117 R X W R I U D Q J H O R ZECT 3 DCY
P0118 out of range high ECT
P0116 rationality check ECT O R Z H U P R G H O H G W H P S H U D W X U H ECT