Nissan Leaf. Instruction — part 1189
DIAGNOSIS AND REPAIR WORK FLOW
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NOTE:
If no DTC is detected, refer to the freeze frame data.
Is any DTC detected?
YES
>> GO TO 7.
NO
>> Check according to
GI-53, "Intermittent Incident"
.
7.
REPAIR OR REPLACE THE MALFUNCTIONING PARTS
Repair or replace the detected malfunctioning parts.
Reconnect parts or connector after repairing or replacing, and then erase DTC if necessary.
>> GO TO 8.
8.
FINAL CHECK
Perform “DTC CONFIRMATION PROCEDURE” again to make sure that the repair is correctly performed.
Check that malfunctions are not reproduced when obtaining the malfunction information from the customer,
referring to the symptom inspection result in step 4 or 5.
Is DTC or malfunction symptom reproduced?
YES
>> GO TO 2.
NO
>> Before delivering the vehicle to the customer, make sure that DTC is erased.
Question sheet
INFOID:0000000010120919
DESCRIPTION
By understanding those conditions properly, a quick and exact diag-
nosis can be achieved.
In general, customers have their own criteria for a problem. There-
fore, it is important to understand the symptom and status well
enough by asking the customer about the concerns carefully. In
order to systemize all the information for the diagnosis, prepare the
question sheet referring to the question points.
WORKSHEET SAMPLE
SEF907L
Question Sheet
Customer name
MR/MS
Motor No.
Inverter No.
Incident Date
VIN
Model & Year
In Service Date
Trans.
Mileage
km/mile
Symptoms
Does not to READY
EV system warning lamp is on
Power limitation indicator
lamp is on
Water leak*
Noise*
Vibration*
Shock*
Gear noise*
Non driving*
Poor acceleration*
Poor torque*
Radio noise*
Does not charge
Other*
*: If applied, enter in detail
Detailed symptom
Onomatopoeia
Frequency
All the time
Once
Sometimes (
times a day)
Other
Weather
conditions
Not affected
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DIAGNOSIS AND REPAIR WORK FLOW
Weather
Fine
Clouding
Raining
Snowing
Other (
)
Temp.
Hot
Warm
Cool
Cold
Temp. [Approx.
°C
(
°F)]
Humidity
High
Middle
Low
Humidity (Approx.
%)
Road conditions
Not affected
In town
Freeway
Off road (Up / Down)
Deplorable
road
Flat road
While turning (Right / Left)
Bump
Other
Shift position
Not affected
P position
R position
N position
D position
B position
ECO mode
Driving conditions
Not affected
Power switch ON
→ OFF
Power switch OFF
→ ON
READY (stop the vehicle)
While cruis-
ing
While decel-
erating
Just before
stopping
Just after stop-
ping
D position (stop the vehicle)
While recharging
Other
Vehicle speed [
km/h (
MPH)]
Accelerator pedal (
/ 8)
Battery level (Low / Middle / High)
Moments when mal-
function disappears
Disappears while driving
Disappears when stopped
Disappears with select oper-
ation
Disappears when power switch
is pushed OFF
Disappears when battery charge is
stopped
Does not disappear
Other
Other
Question Sheet
RESOLVER WRITE
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RESOLVER WRITE
Description
INFOID:0000000010120920
If the work listed below was performed, it is necessary to perform writing of the traction motor resolver offset to
the traction motor inverter.
• Replacement of traction motor
• Replacement of traction motor inverter
• Replacement of traction motor and traction motor inverter
Location of traction motor resolver offset stamp
NOTE:
Because the traction motor resolver offset stamp is located on the lower side of the traction motor, it is neces-
sary to remove the under cover in order to check it.
Work Procedure
INFOID:0000000010120921
CAUTION:
If the traction motor inverter was replaced, then the EV system warning lamp illuminates when the
power switch is turned ON, and DTC “P325C” is detected. Therefore after writing of the traction motor
resolver offset is completed, verify that the EV system warning lamp has turned off and erase DTC
“P325C”.
1.
CHECK BEFORE PERFORMING WRITING OF THE TRACTION MOTOR RESOLVER OFFSET
Check the replaced parts.
Which parts were replaced?
Traction motor>>GO TO 2.
Traction motor inverter>>GO TO 3.
Traction motor and traction motor inverter>>GO TO 3.
2.
WRITING OF THE TRACTION MOTOR RESOLVER OFFSET
With CONSULT
1. Power switch ON.
2. Select “Work Support” in “MOTOR CONTROL”.
3. Select “RESOLVER WRITE”.
4. Enter the traction motor resolver offset.
5. Touch “WRITE”.
Is “Writing is complete”displayed?
YES
>> 1. Power switch OFF.
2. Power switch ON and wait 2 seconds or more.
3. Confirm the value is changed according to the correction value input.
JSCIA0663ZZ
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RESOLVER WRITE
4. Power switch OFF to complete the work.
NO
>> Perform again STEP 2.
3.
WRITING OF THE TRACTION MOTOR RESOLVER OFFSET
With CONSULT
1. Power switch ON.
NOTE:
EV system warning lamp turns on.
2. Select “Work Support” in “MOTOR CONTROL”.
3. Select “RESOLVER WRITE”.
4. Enter the traction motor resolver offset.
5. Touch “WRITE”.
Is “Writing is complete”displayed?
YES
>> GO TO 4.
NO
>> Perform again STEP 3.
4.
STEPS AFTER WRITING OF THE TRACTION MOTOR RESOLVER OFFSET
With CONSULT
1. Power switch OFF.
2. Power switch ON and wait 2 seconds or more.
3. Verify that the EV system warning lamp is off.
4. Select “Work Support” in “MOTOR CONTROL”.
5. Select “RESOLVER WRITE”.
6. Confirm the value is changed according to the correction value input.
7. Perform “Self Diagnostic Results” in “MOTOR CONTROL”.
8. Erase the DTC “P325C”.
9. Power switch OFF.
>> END
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