EC-72
< ECU DIAGNOSIS INFORMATION >[HR16DE]
ECM
EVAP SYS PRES • Ignition switch: ON
Approx. 1.8 - 4.8 V
FUEL LEVEL SE • Ignition switch: ON Depending on fuel level of
fuel tank
START SIGNAL • Ignition switch: ON → START → ON OFF → ON → OFF
CLSD THL POS • Ignition switch: ON
(Engine stopped) Accelerator pedal: Fully released
ON
Accelerator pedal: Slightly depressed OFF
AIR COND SIG • Engine: After warming up, idle
the engine Air conditioner switch: OFF
OFF
Air conditioner switch: ON
(Compressor operates.) ON
PW/ST SIGNAL • Engine: After warming up, idle
the engine Steering wheel: Not being turned
OFF
Steering wheel: Being turned ON
LOAD SIGNAL • Ignition switch: ON Rear window defogger switch: ON
and/or
Lighting switch: 2nd position
ON
Rear window defogger switch and lighting
switch: OFF OFF
IGNITION SW • Ignition switch: ON → OFF → ON ON → OFF → ON
HEATER FAN SW • Engine: After warming up, idle
the engine Heater fan switch: ON
ON
Heater fan switch: OFF OFF
BRAKE SW • Ignition switch: ON Brake pedal: Fully released
OFF
Brake pedal: Slightly depressed ON
INJ PULSE-B1 • Engine: After warming up
• Selector lever position: P or N
(CVT) or Neutral (M/T)
• Air conditioner switch: OFF
•No load Idle
2.0 - 3.0 msec
2,000 rpm 1.9 - 2.9 msec
IGN TIMING • Engine: After warming up
• Selector lever position: P or N
(CVT) or Neutral (M/T)
• Air conditioner switch: OFF
•No load Idle
4
°BTDC (CVT)
10 °BTDC (M/T)
2,000 rpm 25° - 45 °BTDC
CAL/LD VALUE • Engine: After warming up
• Selector lever position: P or N
(CVT) or Neutral (M/T)
• Air conditioner switch: OFF
•No load Idle
10% - 35%
2,500 rpm 10% - 35%
MASS AIRFLOW • Engine: After warming up
• Selector lever position: P or N
(CVT) or Neutral (M/T)
• Air conditioner switch: OFF
•No load Idle
0.8 - 4.0 g/s
2,500 rpm 2.0 - 10.0 g/s
PURG VOL C/V • Engine: After warming up
• Selector lever position: P or N
(CVT) or Neutral (M/T)
• Air conditioner switch: OFF
•No load Idl
e
0%
2 ,
000 rpm
0% - 50%
INT/V TIM(B1) • Engine: After warming up
• Selector lever position: P or N
(CVT) or Neutral (M/T)
• Air conditioner switch: OFF
•No load Idle
−5° - 5 °CA
When revving engine up to 2,000rpm
Quickly Approx. 0
° - 40 °CA
Monitor Item
Condition Values/Status
Revision: August 2015 2016 Versa Note
cardiagn.com
ECM
EC-73
< ECU DIAGNOSIS INFORMATION > [HR16DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
EXH/V TIM B1
• Engine: After warming up
• Selector lever position: P or N
(CVT) or Neutral (M/T)
• Air conditioner switch: OFF
•No load Idle
−5 ° - 5 °CA
When revving engine up to 2,000rpm
Quickly Approx. 0
° - 40 °CA
INT/V SOL(B1) • Engine: After warming up
• Selector lever position: P or N
(CVT) or Neutral (M/T)
• Air conditioner switch: OFF
•No load Idle
0% - 2%
When revving engine up to 2,000rpm
Quickly Approx. 0% - 90%
AIR COND RLY • Engine: After warming up, idle
the engine Air conditioner switch: OFF
OFF
Air conditioner switch: ON
(Compressor operates.) ON
FUEL PUMP RLY • For 1 seconds after turning ignition switch: ON
• Engine running or cranking
ON
• Except above OFF
VENT CONT/V • Ignition switch: ON OFF
THRTL RELAY • Ignition switch: ON ON
COOLING FAN • Engine: After warning up, idle the
engine
• Air conditioner switch: OFF Engine coolant temperature is 98
°C
(208 °F) or less OFF
Engine coolant temperature is between
98 °C (208 °F) and 99° C (210°F) LOW
Engine coolant temperature is 100 °C
(212 °F) or more HIGH
HO2S2 HTR (B1) • Engine speed: Below 3,600 rpm after the following conditions are met.
- Engine: After warming up
- Keeping the engine speed between 3,500 and 4,000 rpm for 1 minute and at
idle for 1 minute under no load ON
ALT DUTY SIG • Power generation voltage variable control: Operating
ON
• Power generation voltage variable control: Not operating OFF
I/P PULLY SPD • Vehicle speed: More than 20 km/h (12 MPH) Almost the same speed as
the tachometer indication
VEHICLE SPEED • Turn drive wheels and compare CONSULT value with the speedometer indi-
cation. Almost the same speed as
speedometer indication
IDL A/V LEARN • En gine: running Idle air volume learning has not been per-
formed yet.
YET
Idle air volume learning has already been
performed successfully. CMPLT
TRVL AFTER MIL • Ignition switch: ON Vehicle has traveled after MIL has turned
ON.0 - 65,535 km
(0 - 40,723 miles)
ENG OIL TEMP • Engine: After warming up More than 70°C (158F)
A/F S1 H TR
(B1) •
Engine: After warming up, idle the engine
(More than 140 seconds after starting engine) 4 - 100%
VHCL SPEED SE • Turn drive wheels and compare CONSULT value with the speedometer indi-
cation. Almost the same speed as
speedometer indication
SET VHCL SPD • Engine: Running ASCD: OperatingThe preset vehicle speed is
displayed
MAIN SW • Ignition switch: ON MAIN switch: Pressed
ON
MAIN switch: Released OFF
CANCEL SW • Ignition switch: ON CANCEL switch: Pressed
ON
CANCEL switch: Released OFF
Monitor Item
Condition Values/Status
Revision: August 2015 2016 Versa Note
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EC-74
< ECU DIAGNOSIS INFORMATION >[HR16DE]
ECM
RESUME/ACC SW • Ignition switch: ONACCEL/RES switch: Pressed ON
ACCEL/RES switch: Released
OFF
SET SW • Ignition switch: ON COAST/SET switch: Pressed
ON
COAST/SET switch: Released OFF
BRAKE SW1
(ASCD brake switch) • Ignition switch: ON Brake pedal: Fully released
ON
Brake pedal: Slightly depressed OFF
BRAKE SW2
(Stop lamp switch) • Ignition switch: ON Brake pedal: Fully released
OFF
Brake pedal: Slightly depressed ON
VHCL SPD CUT • Ignition switch: ON NON
LO SPEED CUT • Ignition switch: ON NON
AT OD MONITOR • Ignition switch: ON OFF
AT OD CANCEL • Ignition switch: ON OFF
CRUISE LAMP • Ignition switch: ON MAIN switch: Pressed at the 1st time
→ at
the 2nd time ON
→ OFF
SET LAMP NOTE:
The item is indicated, but not used.
ALT DUTY • Engine: Idle 0 - 80%
BAT CUR SEN • Engine speed: Idle
• Battery: Fully charged
• Selector lever position: P or
N (CVT) or Neutral (M/T)
• Air conditioner switch: OFF
•No load Approx 2,500 - 3,500 mV
A/F ADJ-B1 • Engine running −0.330 - 0.330
P/N POSI SW • Ignition switch: ON Selector lever position: P or N (CVT) or
Neutral (M/T)
ON
Shift lever: Except above OFF
INT/A TEMP SE • Ignition switch: ON Indicates intake air tempera-
ture
AC PRESS SEN • Engine: Idle
• Both A/C switch and blower fan switch: ON (Compressor operates.) 1.0 - 4.0 V
CLUTCH P/P SW • Ignition switch: ON Clutch pedal: Fully released
OFF
Clutch pedal: Fully depressed ON
VTC DTY EX B1 • Engine: After warming up
• Selector lever position: P or N
(CVT) or Neutral (M/T)
• Air conditioner switch: OFF
•No load Idle
0% - 2%
2,000 rpm Approx. 0% - 90%
THRTL STK CNT B1 NOTE:
The item is indicated, but not used.
EVAP LEAK DIAG • Ignition switch: ON Depending on condition of
EVAP leak diagnosis
EVAP DIAG READY • Ignition switch: ON (READY) Depending on ready condi-
tion of EVAP leak diagnosis
A/F SEN1
DIAG1(B1) • DTC P015A and P015B self-diagnosis is incomplete.
INCMP
• DTC P015A and P015B self-diagnosis is complete. CMPLT
A/F SEN1
DIAG2(B1) • DTC P014C and P014D self-diagnosis is incomplete.
INCMP
• DTC P014C and P014D self-diagnosis is complete. CMPLT
Monitor Item
Condition Values/Status
Revision: August 2015 2016 Versa Note
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ECM
EC-75
< ECU DIAGNOSIS INFORMATION > [HR16DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
A/F SEN1
DIAG3(B1)
• The vehicle condition is not within the diagnosis range of DTC P014C, P014D,
P015A or P015B. ABSNT
• The vehicle condition is within the diagnosis range of DTC P014C, P014D, P015A or P015B. PRSNT
HO2 S2 DIAG2(B1) • DTC P0139 self-diagnosis (slow response) is incomplete.
INCMP
• DTC P0139 self-diagnosis (slow response) is complete. CMPLT
SYSTEM 1 DIAG-
NOSIS A B1 DTC P219A self-diagnosis is incomplete.
INCMP
DTC P219A self-diagnosis is complete. CMPLT
SYSTEM 1 DIAG-
NOSIS B B1 DTC P219A self-diagnosis
is on standby. ABSENT
DTC P219A self-diagnosis is under diagnosis. PRSENT
EOP SENSOR • Engine: After warming up
• Selector lever position: P or N
(CVT) or Neutral (M/T)
• Air conditioner switch: OFF
•No load Idle
Approx 1,000 - 2,000 mV
2,000 rpm Approx 1,500 - 3,500 mV
HO2 S2 DIAG1(B1) • DTC P0139 self-diagnosis (delayed response) is incomplete.
INCMP
• DTC P0139 self-diagnosis (delayed response) is complete. CMPLT
A/GRLL SHTTR PO-
SITION • Engine RPM: idle speed.
• Vehicle speed: 0 km/h (0 MPH).
F/OPEN
• Vehicle speed: 30 km/h (19 MPH) or faster. (Comply the condition of active grille shutter operation). F/OPEN
→MOVING →F/
CLOSE
A/GRLL SHTTR
CALIBRATION • Turn ignition switch OFF→ ON
• Drive the vehicle at a speed more than 6 km/h (4 MPH) for the first time.
CMPLT
• Turn ignition switch OFF → ON.
• When the vehicle speed does not reach 6 km/h (4 MPH). INCMP
A/GRLL SHTTR
CIRCUIT DIAG • Malfunction of active grill shutter power supply is detected.
NG
• Malfunction of active grill shutter power supply is not detected. OK
A/GRLL SHTTR
TEMP DIAG • Abnormal temperature of active grill shutter actuator is detected.
NG
• Abnormal temperature of active grill shutter actuator is not detected. OK
A/GRLL SHTTR
VOLT DIAG • Abnormal voltage of active grill shutter circuit is detected.
NG
• Abnormal voltage of active grill shutter circuit is not detected. OK
A/GRLL SHTTR
OVERRUN • Active grill shutter does not stop within normal moving limit.
NG
• Active grill shutter stops within normal moving limit OK
A/GRLL SHTTR
STUCK • Detecting the active grille shutter stuck or the operation range less than nor-
mal. NG
• Not detecting the active grille shutter stuck or the operation range less than normal. OK
A/GRLL SHTTR
CALIB DIAG • Malfunction of active grill shutter initial position learning is detected.
NG
• Malfunction of active grill shutter initial position learning is not detected. OK
A/F-S ATMSPHRC
CRCT B1 Engine: After warming up, idle the engine
Varies depending on vehicle
environment.
A/F-S ATMSPHRC
CRCT B2 Engine: After warming up, idle the engine Varies depending on vehicle
environment.
A/F-S ATMSPHRC
CRCT UP B1 Engine: Running Varies depending on the
number of updates.
A/F-S ATMSPHRC
CRCT UP B2 Engine: Running
Varies depending on the
nu
mber of up
dat
es.
A/F IMBALNC DIAG-
CPS STAT The vehicle condition is not within the diagnosis range of DTC P219C – P219F.
ABSNT
The vehicle condition is within the diagnosis range of DTC P219C – P219F. PRSNT
Monitor Item
Condition Values/Status
Revision: August 2015 2016 Versa Note
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EC-76
< ECU DIAGNOSIS INFORMATION >[HR16DE]
ECM
*: Accelerator pedal position sensor 2 signal and throttle
position sensor 2 signal are converted by ECM inter-
nally. Thus, they differ from ECM terminals voltage signal.
TERMINAL LAYOUT
PHYSICAL VALUES
NOTE:
• Connect a break-out box and harness adapter between the ECM and ECM harness connector.
- Use extreme care not to touch 2 pins at one time.
- Data is for comparison and may not be exact.
• Specification data are reference values and are measured between each terminals.
• Pulse signal is measured by CONSULT.
A/F IMBLNC DIAG-
CPS CMPLT Self-diagnosis of DTC P219C – P219F is incomplete.
INCMP
Self-diagnosis of DTC P219C – P219F is complete. CMPLT
Monitor Item
Condition Values/Status
PBIA9221J
Terminal No.Description
ConditionVa l u e
(Approx.)
+ – Signal nameInput/
Output
1
(L) 108
(B) Throttle control motor
(Open)
Output[Ignition switch: ON]
• Engine stopped
• Shift lever: D (CVT), 1st (M/T)
• Accelerator pedal: Fully de-
pressed 2.6 V
2
(L/W) 108
(B) Throttle control motor power
supply
Input [Ignition switch: ON] BATTERY VOLTAGE
(11 - 14 V)
3
(G/W) 108
(B) A/F sensor 1 heater Output [Engine is running]
• Warm-up condition
• Idle speed
(More than 140 seconds after
starting engine) 2.9 - 8.8 V
4
(P) 108
(B) Throttle control motor
(Close)
Output[Ignition switch: ON]
• Engine stopped
• Shift lever: D (CVT), 1st (M/T)
• Accelerator pedal: Fully released 1.8 V
JMBIA0213GB
JSBIA0714GB
JMBIA0215GB
Revision: August 2015
2016 Versa Note
cardiagn.com
ECM
EC-77
< ECU DIAGNOSIS INFORMATION > [HR16DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O
5
(BR/W) 59
(L/Y) Heated oxygen sensor 2
heater
Output[Engine is running]
• Engine speed: Below 3,600 rpm
after the following conditions are
met
- Engine: after warming up
- Keeping the engine speed be- tween 3,500 and 4,000 rpm for 1
minute and at idle for 1 minute
under no load 10 V
[Ignition switch: ON]
• Engine stopped
[Engine is running]
• Engine speed: Above 3,600 rpm BATTERY VOLTAGE
(11 - 14 V)
9
(SB) 108
(B) EVAP canister purge vol-
ume control solenoid valve
Output[Engine is running]
• Idle speed
BATTERY VOLTAGE
(11 - 14 V)
[Engine is running]
• Engine speed: About 2,000 rpm (More than 100 seconds after
starting engine.) BATTERY VOLTAGE
(11 - 14 V)
10
(B) — ECM ground — — —
11
(B/Y) — ECM ground
—— —
12
(L/W)
108(B) Fuel injector No. 1 (Rear)
Output[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes de-
pending on rpm at idle BATTERY VOLTAGE
(11 - 14 V)
16
(G) Fuel injector No. 3 (Rear)
20
(O/W) Fuel injector No. 2 (Rear)
24
(R) Fuel injector No. 4 (Rear)
25
(R) Fuel injector No. 4 (Front)
[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpmBATTERY VOLTAGE
(11 - 14 V)
29
(G) Fuel injector No. 3 (Front)
30
(O) Fuel injector No. 2 (Front)
31
(L) Fuel injector No. 1 (Front)
Terminal No.
Description
ConditionVa l u e
(Approx.)
+ – Signal nameInput/
Output
JMBIA0214GB
JMBIA0039GB
JMBIA0216GB
JMBIA0221GB
JMBIA0222GB
Revision: August 2015 2016 Versa Note
cardiagn.com
EC-78
< ECU DIAGNOSIS INFORMATION >[HR16DE]
ECM
15
(G/W) 108
(B) Throttle control motor relay Output [Ignition switch: OFF]
BATTERY VOLTAGE
(11 - 14 V)
[Ignition switch: ON] 0 - 1.0 V
17
(V)
108(B) Ignition signal No. 1
Output[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes de-
pending on rpm at idle 0 - 0.3 V
18
(Y/B) Ignition signal No. 2
21
(W) Ignition signal No. 4
[Engine is running]
• Warm-up condition
• Engine speed: 2,500 rpm0.2 - 0.5 V
22
(BR) Ignition signal No. 3
23
(GR) 108
(B) Fuel pump relay
Output[Ignition switch: ON]
• For 1 second after turning ignition
switch ON
[Engine is running] 0 - 1.0 V
[Ignition switch: ON]
• More than 1 second after turning ignition switch ON BATTERY VOLTAGE
(11 - 14 V)
26
(P) 108
(B) EVAP canister vent control
valve
Output [Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14 V)
32
(P) 108
(B) ECM relay
(Self shut-off)
Output[Engine is running]
[Ignition switch: OFF]
• A few seconds after turning igni-
tion switch OFF 0 - 1.0 V
[Ignition switch: OFF]
• More than a few seconds after turning ignition switch OFF BATTERY VOLTAGE
(11 - 14 V)
33
(W) 36
(R) Throttle position sensor 1 Input [Ignition switch: ON]
• Engine stopped
• Shift lever: D (CVT), 1st (M/T)
• Accelerator pedal: Fully released
More than 0.36 V
[Ignition switch: ON]
• Engine stopped
• Shift lever: D (CVT), 1st (M/T)
• Accelerator pedal: Fully de- pressed Less than 4.75 V
34
(B) 36
(R) Throttle position sensor 2 Input [Ignition switch: ON]
• Engine stopped
• Shift lever: D (CVT), 1st (M/T)
• Accelerator pedal: Fully released
Less than 4.75 V
[Ignition switch: ON]
• Engine stopped
• Shift lever: D (CVT), 1st (M/T)
• Acce
l
erator pedal: Fully de-
pressed More than 0.36 V
36
(R) —Sensor ground
(Throttle position sensor) ——
—
Terminal No.
Description
ConditionVa l u e
(Approx.)
+ – Signal nameInput/
Output
JMBIA0219GB
JMBIA0220GB
Revision: August 2015 2016 Versa Note
cardiagn.com
ECM
EC-79
< ECU DIAGNOSIS INFORMATION > [HR16DE]
C
D
E
F
G H
I
J
K L
M A
EC
NP
O37
(W) 40
(L) Knock sensor
Input[Engine is running]
• Idle speed
2.5 V
38
(LG/B) 44
(P) Engine coolant temperature
sensor
Input [Engine is running] 0 - 4.8 V
Output voltage varies with engine
coolant temperature.
39
(L) 68
(R) Battery temperature sensor Input [Engine is running]
• Battery temperature: 25
°C ( °F)
• Idle speed 3.5 V
40
(L) —Sensor ground
(Knock sensor shield circuit) ——
—
42
(L) 51
(P) Fuel tank temperature sen-
sor
Input [Engine is running] 0 - 4.8 V
Output voltage varies with fuel
tank temperature.
43
(SB) 68
(R) EVAP control system pres-
sure sensor
Input [Ignition switch: ON]
0.5 - 4.6 V
44
(P) —Sensor ground
(Engine coolant tempera-
ture sensor) ——
—
45
(G/B) 52
(LG) Mass air flow sensor
Input[Ignition switch ON]
• Engine stopped
0.4 V
[Engine is running]
• Warm-up condition
• Idle speed 0.8 - 1.3 V
[Engine is running]
• Warm-up condition
• Engine is revving from idle to about 4,000 rpm 0.8 - 1.3 to 2.4 V
(Check for linear voltage rise in
response to engine being in-
creased to about 4,000 rpm.)
46
(V) 55
(G/L) Intake air temperature sen-
sor
Input [Engine is running] 0 - 4.8 V
Output voltage varies with intake
air temperature.
47
(Y) 60
(L) Engine oil pressure sensor Input [Engine is running]
• Warm-up condition
• Idle speed
1.0 - 2.0 V
[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpm 1.5 - 3.5 V
48
(W/R) 63
(W) Ex
haus
t v
alve timing control
position sensor Input[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes de-
pending on rpm at idle 4.3 V
[Engine is running]
• Engine speed: 2,000 rpm 4.3 V
49
(G) 108
(B) A/F sensor 1
Input [Ignition switch: ON] 2.2 V
Terminal No.
Description
ConditionVa l u e
(Approx.)
+ – Signal nameInput/
Output
JSBIA0716GB
JSBIA0717GB
Revision: August 2015 2016 Versa Note
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