Nissan Juke Service and Repair Manual : P0641 sensor power supply
DTC Logic
DTC DETECTION LOGIC

Diagnosis Procedure
1.CHECK GROUND CONNECTION
1. Turn ignition switch OFF.
2. Check ground connection E38. Refer to Ground Inspection in GI-44, "Circuit Inspection".
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace ground connection.
2.CHECK SENSOR POWER SUPPLY CIRCUITS
Check harness for short to power and short to ground, between the following terminals.

Is the inspection result normal? YES >> GO TO 3.
NO >> Repair short to ground or short to power in harness or connectors.
3.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident", ???INCIDENT SIMULATION TESTS??? and ???GROUND INSPECTION???.
>> INSPECTION END
P0638 electric throttle control actuator function
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0638 is displayed with DTC P0120 or P2100, first perform trouble
diagnosis for DTC P0120 or P2100.
Refer to EC-909, "DTC Logic" (P0120), ...
P0651 sensor power supply
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
1.CHECK GROUND CONNECTION
1. Turn ignition switch OFF.
2. Check ground connection E38. Refer to Ground Inspection in GI-44, "Circuit
Ins ...
Other materials:
Seat belt buckle switch signal circuit (driver side)
Component Function Check
1.CHECK COMBINATION METER INPUT SIGNAL
Select the “Data Monitor” for the “METER/M&A” and check the “BUCKLE SW”
monitor value.
BUCKLE SW
When driver seat belt is fastened : Off
When driver seat belt is unfastened : On
>> INSPECTION END
Diagnosis Procedure
...
Diagnosis system [ABS actuator and electric unit (control
unit)]
CONSULT-III Function
APPLICATION ITEMS
CONSULT-III can display each diagnostic item using the diagnostic test modes
as follows.
*: The following diagnosis information is erased by erasing.
• DTC
• Freeze frame data (FFD)
ECU IDENTIFICATION
ABS actuator and electric unit (control unit) p ...
Exhaust gas (carbon monoxide)
WARNING
• Do not breathe exhaust gases; they contain colorless and odorless carbon
monoxide. Carbon monoxide is dangerous. It can cause unconsciousness or death.
• If you suspect that exhaust fumes are entering the vehicle, drive with all windows
fully open, and have the vehicle inspected imme ...
