sensor DACIA SOLENZA 2004 Service Manual

IGNITION AND INJECTION
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Va l ve potentiometer resistance Track = 1200 Ω ± 20 %
Slider = < 1050 Ω
Idling regulator resistance at 25°C= 53 Ω ± 10%
Ignition coil resistance Primary= 0.5 Ω ± 5 %
Se condary = 7200 Ω ± 10 %
Injector ’s resistance at – 40°C= 11.1 Ω
at 20C = 14.5 Ω ± 5%
at 120°C =20.6 Ω
Se nsor atmospheric pressure r esistance =50 kΩ
Upstream oxygen sensor heating resistance
For engines E7J-260-MA and E7 J-262 MB at 23°C = 6 ± 1Ω
Downstream oxygen sensor heating resistance for engines
E7J-260-MB, E7J-262-MB or upstream
for engine E7J-262-MB at 23°C= 3.3
+0.7 Ω
RPM sensor resistance at 23°C = 200 - 270 Ω
C anister purging valve resistance at 23°C = 26 Ω ± 7 %
Te m perature ( °C ) -40 -10 25 50 80 110 120
Air tempe ratur e se nsor 50000 9500 2051 810 309 135 105
Resist ance (ohms) ± 14 % ± 10 % ± 6 % ± 6 % ± 6 % ± 6 % ± 7 %
Water temperature sensor 75780 12460 2252 811 282 115 88
Resist ance (ohms) ± 9 % ± 9 % ± 5 % ± 5 % ± 3 % ± 2 % ± 2 %
Ignition system checking:
C heck the condition, insulation and continuity of the high voltage cables.
R eplace them if necessary.
C heck the condition and correct tightening of the ignition spark plugs and if the spark plugs are corresponding
with the recommended ones.
R eplace them if necessary.
C heck the condition of the ignition coil connectors.
Replace if necessa ry.
C heck the condition and the primary and secondary resistance values of the ignition coil.
R eplace if necessary
C heck the coils supply:
Pr esence of the +12 volts supply (contact set on).
C heck the ele ctric routing between the coil and the actuators relay.
M end if necessary.
Diagnostic – Help
-0. 3
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RECOMMEND AT IONS The values show n on this conformity checking are only as indication.
Performing conditions : St opped engine, contact set on.
Sequence Function Parameter / Controlled state or acti on Visualization Diagnostic
and Observations
1V oltage ET001 : after contact computer In case of a
PR004 : computer supplying voltage ACTIV Eproblem
c onsult
th e PR004
dia gnostic
LC012 : O2 sensor option reading With one wire or three wires
LC017 : Engine fan driving with running engine With (if the option
is existing)
LC019 : upstream oxygen sensor With
LC020 : downstream oxygen sensor With (if the option is existing)
2 Comp uter LC036 : low flow fuel pump configuration With (if the option Nothing to
is existing) be noticed
LC042 : AC cold loop at injection With (if the option is existing)
LC048 : climate control configuration reading With (if the option is existing)
LC054 : Gearbox type Mechanical gearbox
LC096 : Compres sor with fix cy linder capaci ty With (if the option
is existing)
Diagnostic – Conformity checking
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IGNITION AND INJECTION
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Diagnostic – Conformity checking
Sequence Function Parameter/Controlled s tate or action Visualization Diagnostic
and Observations
1B attery ET001 : +after contact computer ACTIV EIn case of a problem
volta ge PR004 : computer supply voltage 13 < X < 14.5V consult the PR004 If PR004 = X< 12.8 V dia gnostic
Then PR006 : engine regi me750 < X < 910 rpm
2F uel pump ET020 : Fuel pump relay control ACTIV EIn case of a problem
control consult the AC010
dia gnostic
3A ctua tor ET025 “ Actuators relay control ACTIV EIn case of a problem
control consult the DF009
dia gnostic
4R PM signal ET060 : RPM signal to running eng ineACTIVEIn case of a problem
consult the DF017 dia gnostic
5 No1 cylinder ET014 : No.1 cylinder recognition PERFORMED Nothing to be
recognition (only if ET011 Active) notic e d
6 Oxygen ET030 : Upstream O2 sensor heating ACTIV ECheck operation
se nsor c onditions
he a ting ET031 : Downstream O2 sensor ACTIV E
heating (if present)
7V alve ET003 : valve pos ition at released YES In case of a problem
potentiometer pedal consult the DF017
dia gnostic
8I dling ET039 : Idling adjustment ACTIVE
adjustment PR006 : Engine regime 750 < X < 775 rpm In case of a problem
PR041 : Idling regime indication = PR 006
± 25 rp m consult the
ET039 diagnostic
PR022 : RCO idling Values specified in chapte r :
“Adaptive correction of the idling regime”
9P ressure PR001: Manifold pressure 250 < X < 500 mb In case of a problem
circuit PR016 : Atmospheric pressure X = Atmospheric consult the
pressur e PR001 diagnostic
RECOMMENDAT IONS The values show n on this conformity checking are only as indication.
Performing conditions : Warm engine at idling and no consumers.
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Diagnostic – Conformity checking
Sequence Function Parameter/Controlled s tate or action Visualization Diagnostic
and Observations
In case of a problem
10 Anti-detonationPR013 : Detonation average signal 20 < X < 1 00 consult the
circuit PR0013 diagnostic
ET037 : Enriching adjustment ACTIV E
11 Enriching In case of a problem
adjustment PR009 : Upstream O2 sensor voltage 20 < X <84 0 mV consult the
ET037 diagnostic
PR 035 : Enriching correction value 0 < X < 255 Average value 128
Cl imate contro ET009 : Climate control request ACTIV E
(controlled AC) If injection is authorizing thecompressorcoupling
ET070 : Climate control compressor ACTIV E
If injection is
authorizing the compressorcoupling
In case of a problem
consult the ET00,
ET070 and DF1 18
According to E035 : fan low speed ACTIV Ediagnostic or chapter
conditions and Fan must “Injection/CA
requests of the run at low str a tegy” injection speed
computer,
12 w a t e r temperature,
electric If state
consumption, ET038 : accelerated idling ACTIV E
refrigerant fluidThen parameter pressure PR006 : Engine regime 850 < X < 960 rpm
If type Info PA 300 complete or coldP R044 : Absorbed power by AC ( X<300W if the
l oop present in compressor injection is not
injection authorizing the
the compressor
coupling)
If type cold PR027 : Refrigerant fluid pressure
l oop in injection 2< X < 6 bar
RECOMMEND
AT IONS The values show n on this conformity checking are only as indication.
Performing conditions : Warm engine at idling and no consumers.
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Diagnostic – Conformity checking
Sequence Function Parameter /Controlled state or action Visualization Diagnostic
and Observations
ET032 : Canister purging ACTIV E
1 C anister purging X > 1.5 % and vari ableNothing to be
PR023 : RCO canister purging noticed
valve
2S peed vehicle PR018 : Vehicle speed X = The spe ed red on In case of a problem
the speedometer consult the PR018
in Km/hour diagnostic
3 Detonation Vehicle in charge In case of a problem
se nsor PR013 : Detonation average X is variable consult the PR013
signal and different of 0 dia gnostic
PR 015 : Anti-detonation 0° < X < 7° RAC
correction.
4 Downstream PR010 : Oxygen sensor voltage Do not ta ke into
oxygen sensor c onside ration
voltage at idling
R unning in full charge The sensor is
showing
enriched mixture, Nothing to be
X is increasing with a notic e d
small responding time
At deceleration, after an The sensor is showing
acceleration with the pedal poor mixture,
fully pressed. X is decreasing with
a small responding
time.
RECOMMEND AT IONS The values show n on this conformity checking are only as indication.
Performing conditions : During a drive test
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ET035LOW SPEED ENGINE FAN
RECOMMEND AT IONS No failure on the water temperature sensor circuit must be present in
order to perform this diagnostic.
Check:
- engine fan condition
- engine fan resistance condition
- condition f the engine fan mass connection
-l ow speed engine fan supply
-s upply line between engine fan and engine fan relay
M end if necessary.
C heck the connection and condition of the connector of the low speed engine fan relay
Re place the connector if necessary.
Rem ove the rela y of the low spe ed engine fan
C heck, with the contact set on, the supply presence +12 volts at pole 1 of the rela y.
M end if necessary.
Measure the relay coil resistance.
Re place the rela y of the low spe ed engine fan, if necessary.
Connect the 90 ways terminal box instead of the computer and check the in su la t i on, continuity and
absence of the parasite resistance on the connection between: Pin 8 injection computer > Relay of the low speed engine fan
M end if necessary.
Diagnostic – States interpretation
AF TER Restart the conformity checking from the beginning.
REPARATION
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ET036HIGH SPEED - ENGINE FAN
RECOMMEND AT IONS No failure on the water temperature sensor circuit must be present in
order to perform this diagnostic
Check:
- engine fan condition
- engine fan resistance condition
- condition of the engine fan mass connection
-hi gh speed engine fan supply
-s upply line between engine fan and engine fan relay
M end if necessary.
C heck the connection and condition of the connector of the hi gh speed engine fan relay
R eplace the connector if necessary.
Rem ove the relay of the high speed engine fan
C heck, with the contact set on, the supply presence +12 volts at pole 1 of the rela y.
M end if necessary.
Measure the relay coil resistance.
R eplace the relay of the high- speed engine fan, if necessa ry.
C onnect the 90 ways terminal box instead of the computer and check t he in su la t ion, continuity and
absence of the parasite resistance on the connection between: Pin 38 injection computer > Relay of the high speed engine fan
M end if necessary.
Diagnostic – States interpretation
AF TER Restart the conformity checking from the beginning.
REPARATION
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IGNITION AND INJECTION
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ET037ENRICHING ADJUSTMENT
RECOMMEND AT IONS No failure must be prese nt or memorized.
C heck the connection and condition of the upstream oxygen sensor connector
M end if necessary
C heck the ignition
C heck the tightening of the canister purging valve (a leak is appreciably disturbing the mixture
enriching achievement).
C heck the tightening of the exhaust line.
C heck the tightening of the intake manifold.
If the vehic le is drive n only in town, the se nsor may be clogged (try in charge driving).
C heck the petrol pressure.
If idling is unstable, check the valve s cle arance and the distribution.
If necessary, replace the oxygen sensor.
C heck the prese nce of +12 volts supply on upstream oxygen sensor.
C heck the insu lation and cont inuity of the connections between:
Pin 45 injection computer > Pi n C upstream oxygen sensor
Pin 80 injection computer > Pin D upstream oxygen sensor
M end if necessary.
Diagnostic – States interpretation
AF TER Restart the conformity checking from the beginning.
REPARATION
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IGNITION AND INJECTION
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ET039IDLING ADJUSTMENT
RECOMMEND AT IONS No failure must be prese nt or memorized.
Attention to the recommended value of idling RPM: PR041
C heck the connection and condition of the idling regulator connector.
R eplace the connector if necessary.
C heck the resistance of the idling regulator.
R eplace the idling regulator if necessary
C heck the in su la t ion and continuity of the connections between:
Pin 12 inj ection computer >pin B idling regulator
Pin 41 inj ection computer >pin A idling regulator
Pin 42 inj ection computer >pin C idling regulator
Pin 72 inj ection computer >pin D idling regulator
M end if necessary.
Idling regime
< minimal limit RECOMMENDAT IONS The idling RPM is too low
- Check the enriching adjustment operation.
- Clean the air supply circuit (valve body, idling regulator), which may be clogged.
- Check the engine oil level ( too high ? bubbling).
- Check the engine compressions.
- Check the valves clearances and the distribution setting.
- Check the ignition.
- Check the injectors.
If all checked eleme nts are correct, replace the idling regula tor
Idling regime
> maximal limit RECOMMEND AT IONS The idling RPM is too high
- Check the oil level
- Check the good operations of the atmospheric pressure sensor.
- Check possible leaks at piping connected to the inlet manifold.
- Check the electric valve s with pneumatic control.
- Check the manifold gaskets.
- Check the gaskets of the valve body.
- Check tightening at servo-brake.
- Check the presence of nozzles in the connection hose s of the oil vapors re-aspiration circuit.
- Check the valves clearance and the distribution setting.
If all checked eleme nts are correct, replace the idling regula tor AFTER Restart the conformity checking from the beginning.
REPARATION
Diagnostic – States interpretation
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PR002WATER TEMPERATURE
RECOMMEND AT IONS No failure must be prese nt or memorized.
If the value red is incoherent, check that sensor is correctly following the standard curve “resistance
s ubject to temperature”.
R eplace the sensor if this is prese nting deviations (Observation: the presence of the deviations from
normal values of a sensor are ofte n due furthe r to an electric shoc k).
C heck the insulation, continuity and the abse nce of the parasite resistance of the con nections
between:
Pin 13 injection computer > pin B2 water temp erature sensor
Pin 73 injection computer > pin B1 water temperature se nsor
Me nd if necessary.
Diagnostic – Parameters interpretation
AFTER Restart the conformity checking from the beginning.
REPARATION
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