2001 NISSAN ALMERA Service Manual

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Page 1377 of 2898

NISSAN ALMERA 2001 Service Manual SYSTEM Ð ENGINE CONTROL system
Malfunction
SYMPTOM
Reference page
Feature of symptom, Check pointROUGH IDLE/HUNTING
IDLING VIBRATION
SLOW/NO RETURN TO IDLE
OVERHEAT/HIGH ENGINE COOLANT TEMPERATURE
EX

Page 1378 of 2898

NISSAN ALMERA 2001 Service Manual SYSTEM Ð ENGINE CONTROL system
Malfunction
SYMPTOM
Reference page
Feature of symptom, Check pointHARD/NO
START/RESTART
(EXCP. HA)
ENGINE STALL
HESITATION/SURGING/FLAT SPOT
KNOCK/DETONATION
LACK OF PO

Page 1379 of 2898

Page 1380 of 2898

NISSAN ALMERA 2001 Service Manual CONSULT-II Reference Value in Data Monitor
Mode
NJEC0634Remarks:
+Specification data are reference values.
+Specification data are output/input values which are detected or supplied by the ECM at the

CONSULT-II Reference Value in Data Monitor
Mode
NJEC0634Remarks:
+Specification data are reference values.
+Specification data are output/input values which are detected or supplied by the ECM at the connector.
* Specification data may not be directly related to their components signals/values/operations.
MONITOR ITEM CONDITION SPECIFICATION
CKPS´RPM (TDC)
+Tachometer: Connect
+Run engine and compare tachometer indication with the CONSULT-II
value.Almost the same speed as the
CONSULT-II value. CMPS´RPM-
PUMP
COOLAN TEMP/S+Engine: After warming up More than 70ÉC (158ÉF)
VHCL SPEED SE+Turn drive wheels and compare speedometer indication with the
CONSULT-II valueAlmost the same speed as the
CONSULT-II value
FUEL TEMP SEN+Engine: After warming up More than 40ÉC (104ÉF)
ACCEL POS SEN+Ignition switch: ON
(Engine stopped)Accelerator pedal: fully released 0.30 - 0.50V
Accelerator pedal: fully depressed 3.0 - 4.3V
OFF ACCEL SW+Ignition switch: ON
(Engine stopped)Accelerator pedal: fully released ON
Accelerator pedal: slightly open OFF
SPILL/V+Engine: After warming up, idle the engine. Approx. 12 - 13ÉCA
BATTERY VOLT+Ignition switch: ON (Engine stopped) 11 - 14V
P/N POSI SW*1
(where fitted)+Ignition switch: ONShift lever: Neutral position ON
Except above OFF
START SIGNAL+Ignition switch: ON®START®ON OFF®ON®OFF
IGN SW+Ignition switch: ON®OFF ON®OFF
BRAKE SW+Ignition switch: ONBrake pedal: depressed ON
Brake pedal: released OFF
BRAKE SW2+Ignition switch: ONBrake pedal: depressed ON
Brake pedal: released OFF
MAS AIR/FL SE+Engine: After warming up
+Air conditioner switch: OFF
+Shift lever: Neutral position
+No-loadIdle 1.5 - 2.0V
INT/A VOLUME+Engine: After warming up, idle the engine. 150 - 450 mg/st
F/CUT SIGNAL+Engine: After warming up Idle ON
GLOW RLY+Refer to EC-806.
COOLING FAN+When cooling fan is stopped. OFF
+When cooling fans operate at low speed. LOW
+When cooling fans operate at high speed. HIGH
TROUBLE DIAGNOSIS Ð GENERAL DESCRIPTIONYD
CONSULT-II Reference Value in Data Monitor Mode
EC-656

Page 1381 of 2898

NISSAN ALMERA 2001 Service Manual MONITOR ITEM CONDITION SPECIFICATION
BARO SEN+Ignition switch: ONAltitude
Approx.0m(0ft): Approx. 100.62
kPa (1.0062 bar, 1.026 kg/cm
2,
14.59 psi)
Approx. 1,000 m (3,281 ft): Approx.
88.95 kPa (0.889

Page 1382 of 2898

NISSAN ALMERA 2001 Service Manual Major Sensor Reference Graph in Data Monitor
Mode
=NJEC0635The following are the major sensor reference graphs in ªDATA MONITORº mode.
ACCEL POS SEN, ªCKPS´RPM (TDC)º, ªMAS AIR/FL SEºNJEC0635S0

Page 1383 of 2898

NISSAN ALMERA 2001 Service Manual SEF396Y
ECM Terminals and Reference ValueNJEC0636PREPARATIONNJEC0636S01Models with ECM in Engine CompartmentNJEC0636S01011. ECM is located on the left side under the cowl panel (behind
the strut tower

Page 1384 of 2898

NISSAN ALMERA 2001 Service Manual SEF883Y
3. Connect a break out box (SST) between the ECM and ECM
harness connectors.
+Use extreme care not to touch 2 pins at one time.
+Data is for comparison and may not be exact.
+Be sure ECM unit

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