ASTON MARTIN V8 VANTAGE 2010 Workshop Manual

V12 Family EOBD
Documentation



Data Table





Aston Martin Lagonda Ltd.

Aston Martin V12 Family
2009 MY V12 Family EOBDincl. V12 Vantage
Aston Martin/Ford Confidential
Component/ System Fault Code Monitor Strategy
Description Malfunction Criteria Threshold Parameter Secondary Parameters Entry Parameters Time Required DTC
StorageMIL Illumin-
ation
P0420
(Bank 1) HC efficiency inferred from
oxygen storage capacity Rear/Front HO2S switch
ratio> 0.76 (Unitless) Engine coolant temp and
ECT sensor OK
(P0117/0118) 65C < Engine coolant
< 110C (150 - 230F)
Once per driving
cycleFootnote a) Footnote c)
P0430
(Bank 2) HC efficiency inferred from
oxygen storage capacity Rear/Front HO2S switch
ratio>0.76 (Unitless) Intake air temp and IAT
sensor OK (P0112/0113) -7C < Inlet Air Tmp
< 82C (20-180F) Approximately 900
sec
Minimum time since start
to run Catalyst Monitor 60 sec
Air mass range cell 1 HO2S11 switches : 200 HO2S21 switches: 200 3.78 - 11.3 g/s
(0.5-1.5 lb/min)
Air mass range cell 2 HO2S11 switches : 200 HO2S21 switches: 200 11.3 - 18.9 g/sec
(1.5-2.5 lb/min)
Air mass range cell 3 HO2S11 switches : 200 HO2S21 switches:
FEGO2_MX_CT3 18.9 - 26.5 g/s
(2.5-3.5 lb/min)
Maximum number of
HO2S11 (Bank 1 front)
switches to allow monitor
completion 300
Maximum number of
HO2S21 (Bank 2 front)
switches to allow monitor
completion 300
Load range for air
mass cell 1 HO2S11 switches : 200
HO2S21 switches: 200 0.1 * 100 % - 1.0 * 100 %
Load range for air
mass cell 2 HO2S11 switches : 200
HO2S21 switches: 200 0.1 * 100 % - 1.0 * 100 %
Load range for air
mass cell 3 HO2S11 switches : 200
HO2S21 switches: 200 0.1 * 100 % - 1.0 * 100 %
Rpm range for air
mass cell 1 HO2S11 switches : 200
HO2S21 switches: 200 0 - 4000 rpmCatalyst Efficiency MonitorCatalyst System
Efficiency Below
Threshold
(Index Monitor)
1

Aston Martin V12 Family
2009 MY V12 Family EOBDincl. V12 Vantage
Aston Martin/Ford Confidential
Component/ System Fault Code Monitor Strategy
Description Malfunction Criteria Threshold Parameter Secondary Parameters Entry Parameters Time Required DTC
StorageMIL Illumin-
ation
Rpm range for air
mass cell 2 HO2S11 switches : 200
HO2S21 switches: 200 0 - 4000 rpm
Rpm range for air
mass cell 3 HO2S11 switches : 200
HO2S21 switches: 200 0 - 4000 rpm
Inferred midbed catalyst
temp for air mass cell 1
(Bank1/Bank2) 371 - 871 deg C
(700-1600 deg F)
Inferred midbed catalyst
temp for air mass cell 2
(Bank1/Bank2) 371 - 871 deg C
(700-1600 deg F)
Inferred midbed catalyst
temp for air mass cell 3
(Bank1/Bank2) 371 - 871 deg C
(700-1600 deg F)
Time constant to
determine throttle position
rate 1.0 (Unitless)
Maximum throttle position
rate of change < 50 * 5/ 1024 volts per
sec
Minimum inferred rear
HO2S12/HO2S22 temp to
enter test 349 deg C
(660 deg F)
Time since part-throttle
decel > 1.0 sec
Vehicle speed 20 - 80 mph
Crankshaft position circuit
(PIP) OK (P0320)
HO2S Monitor
COMPLETE with no DTC
s
prior to final switch ratio
computation
Evap system OK, no Evap
System DTCs
EWMA "fast" filter
constant for first 2 driving
cycles after KAM cleared 0.99 (Unitless)
EWMA "normal" filter
constant after first 2
driving cycles 0.99 (Unitless)
Fuel level > .15 * 100 %
2

Aston Martin V12 Family
2009 MY V12 Family EOBDincl. V12 Vantage
Aston Martin/Ford Confidential
Component/ System Fault Code Monitor Strategy
Description Malfunction Criteria Threshold Parameter Secondary Parameters Entry Parameters Time Required DTC
StorageMIL Illumin-
ation
P0300
to
P0312 Deviations in crankshaft
acceleration processed by
Neural Network Misfire
Monitor software and Catalyst
Temperature model Percentage misfire
required to exceed
Catalyst Damage
Temperature 900 deg c
(1650 deg F) catalyst
damage threshold, per
engine bank Type A: See RPM/Load
Table FNMISPCT_97 %
Type A:
200 revs
(Continuous)Type A:
Footnote b)
Type A:
Footnote d)
Full-range misfire capability Percentage misfire required to exceed
emission thresholdsType B: > 0.01 * 100
%
Type B:
1000 revs
(Continuous)Type B/C:
Footnote a)
Type B:
Footnote c)
Percentage misfire
required to clear emission
pending code < 0.001 * 100 % Time since engine start,
value based on time and
IAT 0 + FNMISACT sec
(See Transfer Functions)
Full-range misfire redline:
6900 rpm Time since PCM power up 0 sec
Time for NNMM
computation queue to fill4 revs from initial crank
(Meets 2 rev start delay
requirement)
Engine coolant temp -7 - 121 deg C ( 20 - 250 deg )
Engine rpm 500 - 4000rpm
Engine rpm in neutral
(Auto trans. only) < 3100 rpm
Net engine torque > -68 Nm ( -50 ft lbs)
Engine torque rate of
change > -34 Nm/s or < 41 Nm/s
(> -25 ft lbs/sec or
< 30 ft lbs/sec)
Throttle position rate of
change > -20 volts/background
loop or
< 30 * 5/1024
volts/background loop
Closed throttle
deceleration
(Dashpot mode) Closed throttle,
vehicle speed < 4 mph,
dashpot airflow adder
present
Engine rpm/load range See RPM/Load Table FNMISOK_97: Monitor
disabled when less than
0.5
Crankshaft position circuit
(PIP) OK (P0320)
Fuel shutoff for rpm or
vehicle speed limiting No fuel cutoff occurring
Fuel level > 0.15 * 100 %
Cylinder Misfire
Detected
Misfire Monitor
3

Aston Martin V12 Family
2009 MY V12 Family EOBDincl. V12 Vantage
Aston Martin/Ford Confidential
Component/ System Fault Code Monitor Strategy
Description Malfunction Criteria Threshold Parameter Secondary Parameters Entry Parameters Time Required DTC
StorageMIL Illumin-
ationMisfire Detected At
Startup P0316 Misfire detected during first
1000 engine revs since start P0316 is set in addition to
P0300 - P0310 DTC 1000 revs
(Continuous)Footnote a) Footnote c)
AICE chip failure in
PCM P0606 NNMM chip to CPU
communication fault Number of attempts 10
Continuous Footnote a) Footnote c)
Camshaft/crankshaft
synchronization
failure P1336 AICE chip reports inability to
synchronize camshaft and
crankshaft signals
(Replaces P1309) Number of attempts > 255
Continuous Footnote a) Footnote c)
Unable to learn
crankshaft profile P0315 Unable to learn stable
crankshaft profile Number of attempts > 6 attempts
Continuous within
profile learning
entry conditionsFootnote a) Footnote c)
ROM checksum error P260F NNP ROM checksum error Checksum from NNP does not equal mainline
strategyNone
Continuous Footnote a) Footnote c)
Fuel System Too
Rich Or Too Lean P0171
(Bank 1 Lean)Excessive long and short term
fuel trim corrections Long term fuel trim cell
currently being utilized
exceeds lean limits> 1.24 * 100 % Engine rpm
600 - 4000 rpmContinuous Footnote a) Footnote c)
Short term fuel trim
exceeds lean limits < 0.96 * 100%
P0172
(Bank 1 Rich) Note: Long term fuel trim
corrections are learned into
an 8x10 cell table as a
function of rpm and load
or
an 8x1 cell table as a function
of rpm and air mass Long term fuel trim cell
currently being utilized
exceeds rich limits
< 0.76 * 100 % Engine air mass 3.4 - 484 g/sec
(0.45 - 63.99 lbs/min)
Short term fuel trim
exceeds rich limits > 1.1 * 100 %
P0174
(Bank 2 Lean) Closed loop fuel, adaptive
fuel learning enabled
(Purge dutycycle = 0 %)Fuel trim learning enabled Fuel trim learning
enabled
P0175
(Bank 2 Rich) Fuel Rail Pressure sensor
OK (P0190/0192/0193)Fuel S
ystem Monitor
4

Aston Martin V12 Family
2009 MY V12 Family EOBDincl. V12 Vantage
Aston Martin/Ford Confidential
Component/ System Fault Code Monitor Strategy
Description Malfunction Criteria Threshold Parameter Secondary Parameters Entry Parameters Time Required DTC
StorageMIL Illumin-
ationStream 1 (Front) O2
Sensor Signal Stuck
Lean P2195
(Bank 1,
Sensor 1)Lack of HO2S switches
Stage 1:
(Look for short term fuel
trim stuck) Fuel control Closed loop or
Closed loop desiredContinuous Footnote a) Footnote c)
P2197
(Bank 2,
Sensor 1) Short term fuel trim > 1 + 0.3 * 100% Intake air temp sensor OK
(P0112/0113)
Time with short term fuel
trim at limit > 22 * 2 sec Engine coolant temp
sensor OK (P0117/0118)
Stage 2:
(Look for HO2S stuck at
startu
p)
Mass Air Flow sensor OK
(P0102/0103)
Cumulative time in test
mode since start up > 30 sec Throttle Position Sensor
OK (P0122/0123)
Number of switches since
start up < 4
Fuel tank pressure low
enough and sensor OK
(P0451, P0452, P0453) < 2,491 Pa
(< 10 in H2O)
Fuel control In FMEM at start up Fuel level above minimum
level > 0.15 * 100 %
Stuck sensor recovery
efforts failed
Time entry conditions hav
e
been present > 10 sec
Stream 1 (Front) O2
Sensor Signal Stuck
Rich P2196
(Bank 1,
Sensor 1)Lack of HO2S switches
Stage 1:
(Look for short term fuel
trim stuck) Fuel control
Closed loop or
Closed loop desired Continuous Footnote a) Footnote c)
P2198
(Bank 2,
Sensor 1) Short term fuel trim < 1 - 0.3 * 100% Intake air temp sensor OK
(P0112/0113)
Time with short term fuel
trim at limit > 22 * 2 sec. Engine coolant temp
sensor OK (P0117/0118)
Stage 2:
(Look for HO2S stuck at
startu
p)
Mass Air Flow sensor OK
(P0102/0103)
Cumulative time in test
mode since start up > 30 sec Throttle Position Sensor
OK (P0122/0123)
Number of switches since
start up < 4
Fuel tank pressure low
enough and sensor OK
(P0451, P0452, P0453) < 2,491 Pa
(< 10 in H2O)
Fuel control In FMEM at start up Fuel level above minimum
level > 0.15 * 100 %
Stuck sensor recovery efforts failedTime entry conditions hav
e
been present > 10 sec
HO2S Monitor
5

Aston Martin V12 Family
2009 MY V12 Family EOBDincl. V12 Vantage
Aston Martin/Ford Confidential
Component/ System Fault Code Monitor Strategy
Description Malfunction Criteria Threshold Parameter Secondary Parameters Entry Parameters Time Required DTC
StorageMIL Illumin-
ationStream 1 (Front)
HO2S Circuit Slow
Response P0133
(Bank 1)
Monitor HO2S switching
frequency and amplitude
(Forced at 1.5 Hz fixed rate) Switching frequency
(Indicates gross failure)
< 0.0 Hz Time since entering close
d
loop fuel control> 10 sec < 4 sec once per
driving cycleFootnote a) Footnote c)
P0153
(Bank 2) Switching frequency
difference from desired
(Test run at correct
frequency)< 0.19 Hz
Short term fuel trim 0.9 - 1.1 * 100 %
Signal voltage amplitude < 0.55 volts Engine coolant temp and
ECT sensor OK
(P0117/0118) 55 - 116 deg C
(130 - 240 deg F)
Fuel level above minimum
level > 0.15 * 100 %
Intake air temp and IAT
sensor OK (P0112/0113) < 71 deg C
(< 160 deg F)
Engine load and MAF
sensor OK (P0102/0103) 0.15 - 0.4 * 100 %
Vehicle speed and
VSS (P0500) or
OSS (P0720) sensor OK 30 - 60 mph
Engine rpm and
crankshaft position circuit
(PIP) OK (P0230) 1000 - 2200 rpm
Throttle position sensor
OK (P0122/0123)
Camshaft ID circuit (CMP)
OK (P0340)
No Misfire Monitor DTCs
Fuel rail pressure sensor
OK (P0190/0192/0193)
Flex fuel composition not
changing
Not transitioning into/out o
f
Characteristic Shift Down
Not in Phase 0 of Evap
Monitor
No Purge System reset
Maximum change in
engine rpm while running
monitor < 160 rpm
Maximum change in
engine load while running
monitor < 0.13 * 100%
Maximum change in
vehicle speed while
running monitor < 2.0 mph
Maximum change in short
term fuel trim while
running monitor (PTEC
only) < 0.1
6

Aston Martin V12 Family
2009 MY V12 Family EOBDincl. V12 Vantage
Aston Martin/Ford Confidential
Component/ System Fault Code Monitor Strategy
Description Malfunction Criteria Threshold Parameter Secondary Parameters Entry Parameters Time Required DTC
StorageMIL Illumin-
ationStream 1 (Front)
HO2S Overvoltage P0132
(Bank 1)
P0152
(Bank 2)Monitor HO2S voltage Voltage greater than
malfunction threshold> 1.1 volts
Fuel control Closed loop or
Closed loop desired Continuous Footnote a) Footnote c)
Time with sensor voltage
out of range > 25 sec
Stream 1 HO2S:
Inferred sensor temp > 204 deg C
(> 400 deg F)
HO2S heater OK
(P0135, P0053-bank1)
(P0155, P0059-bank2)
Rear HO2S Circuit
Malfunction P0136
(Bank 1)Monitor normal signal voltage
envelope; forced A/F
excursion if required for green
catalyst
(Rationality check) HO2S min and max signal
voltages
Rich- < 0.48 volts
Lean- > 0.42 voltsInferred exhaust temp 149 - 760 deg C
(300 - 1400 deg F)Once per driving
cycleFootnote a) Footnote c)
P0156
(Bank 2) Downstream heater on
time> 90 sec
Throttle position Part throttle
Engine rpm - for forced
excursion only > 1000 rpm
Inferred exhaust temp - fo
r
forced excursion only < 871 deg C
(< 1600 deg F)
Flex fuel composition not
changing
Upstream sensor(s) tested
7

Aston Martin V12 Family
2009 MY V12 Family EOBDincl. V12 Vantage
Aston Martin/Ford Confidential
Component/ System Fault Code Monitor Strategy
Description Malfunction Criteria Threshold Parameter Secondary Parameters Entry Parameters Time Required DTC
StorageMIL Illumin-
ationStream 2 (CMS) O2
Sensor signal Stuck
Lean P2270
(Bank 1)
Monitor normal signal voltage
envelope; forced A/F
excursion if required for green
catalyst
(Rationality check) HO2S maximum signal
voltage
< 0.42 volts Inferred exhaust temp 149 - 760 deg C
(300 - 1400 deg F)Once per driving
cycleFootnote a) Footnote c)
P2272
(Bank 2) Stream 2 heater on time > 90 sec
Fuel level above minimum
level> 0.15 * 100 %
Throttle position Part throttle
Engine rpm - for forced
excursion only > 1000 rpm
Inferred exhaust temp - fo
r
forced excursion only < 871 deg C
(< 1600 deg F)
Flex fuel composition not
changing
Upstream sensor(s) tested
Stream 2 (CMS) O2
Sensor signal Stuck
Rich P2271
(Bank 1)
HO2S minimum signal
voltage> 0.48 volts Inferred exhaust temp 149 - 760 deg C
(300 - 1400 deg F)Once per driving
cycleFootnote a) Footnote c)
P2273
(Bank 2) Stream 2 heater on time > 90 sec
Fuel level above minimum
level> 0.15 * 100 %
Throttle position Part throttle
Engine rpm - for forced
excursion only > 1000 rpm
Inferred exhaust temp - fo
r
forced excursion only < 871 deg C
(< 1600 deg F)
Flex fuel composition not
changing
Upstream sensor(s) tested
Stream 2 (CMS)
HO2S Overvoltage Monitor HO2S voltage Voltage greater than
malfunction threshold> 1.1 volts
Stream 2 HO2S heater on
time > 90 sec
Continuous Footnote a) Footnote c)
Time with sensor voltage
out of range > 25 sec
Stream 2 HO2S:
Inferred sensor temp > 204 deg C
(> 400 deg F)
HO2S heater OK
(P0141, P0054-bank1)
(P0161, P0060-bank2)
P0138
(Bank 1)
P0158
(Bank 2) Monitor normal signal voltage
envelope; forced A/F
excursion if required for green
catalyst
(Rationality check)

8

Aston Martin V12 Family
2009 MY V12 Family EOBDincl. V12 Vantage
Aston Martin/Ford Confidential
Component/ System Fault Code Monitor Strategy
Description Malfunction Criteria Threshold Parameter Secondary Parameters Entry Parameters Time Required DTC
StorageMIL Illumin-
ationHO2S Heater Circuit
Malfunction P0135
(HO2S11)Circuit continuity check,
monitor voltage for opens and
shorts Feedback circuit state
matches commanded
output state
(Digital signal)Feedback circuit high
or low
Stream 1 HO2S:
Inferred sensor temp 19 - 649 deg C
(67 - 1200 deg F)Continuous
Footnote c)
P0155
(HO2S21) Monitor retries allowed for
malfunction
(Background loops)RETRY_ALLOW
P0053
(HO2S11) Functional check, monitor min
.
and max. heater current Heater circuit current < 0.465 amps or
> 3.0 ampsStream 1 HO2S:
Inferred sensor temp 121 - 593 deg C
(250 - 1100 deg F)Once per driving
cycle Footnote c)
P0059
(HO2S21) Stream 1 HO2S heater on
time> 30 sec
Stream 1 sensor(s) tested
(P0133/P0153 tests
completed)
Stream 2 sensor(s) tested
(P2270, P2271, 2272, and
P2273 tests completed)
P0141
(HO2S12) Circuit continuity check,
monitor voltage for opens and
shorts Feedback circuit state
matches commanded
output state
(Digital signal)Feedback circuit high
or low
Stream 2 HO2S:
Inferred sensor temp 149 - 760 deg C
(300 - 1400 deg F)Continuous
Footnote c)
P0161
(HO2S22) Monitor retries allowed for
malfunction
(Background loops)RETRY_ALLOW
P0054
(HO2S12) Functional check, monitor min
.
and max. heater current Heater circuit current < 0.22 amps Stream 2 HO2S:
Inferred sensor temp121 - 732 deg C
(250 - 1350 deg F)Once per driving
cycle Footnote c)
P0060
(HO2S22) > 3.0 amps
Stream 2 HO2S heater on
time > 30 sec
Stream 1 sensor(s) tested
(P0133/P0153 tests
completed)
Stream 2 sensor(s) tested
(P2270, P2271, 2272, and
P2273 tests completed)
Stream 3 sensor(s) tested
(P2274, P2275, 2276, and
P2277 tests completed) Footnote a)
Footnote a)
9