Honda NC700 2012, Service Manual

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PGM-FI SYSTEM
2. ECT Sensor Input Voltage Inspection
Turn the ignition switch OFF.
Disconnect the ECT sensor 2P connector [1].
Turn the ignition switch ON.
Measure the voltage at the ECT sensor 2P
connector of the wire harness side.
Is the voltage within 4.75 – 5.25 V?
YES – GO TO STEP 3.
NO – GO TO STEP 4.
3. ECT Sensor Resistance Inspection
Turn the ignition switch OFF.
Measure the resistance at the ECT sensor [1]
terminals.
Is the resistance within 1.0 – 1.3 k
Ω
(40°C/
104°F)?
YES – Replace the ECM/PCM with a known good
one, and recheck.
NO – Faulty ECT sensor
4. ECT Sensor Line Open Circuit Inspection
Turn the ignition switch OFF.
Check for continuities between the ECM test
harness and ECT sensor 2P connector [1] of the
wire harness side.
Are there continuities?
YES – GO TO STEP 5.
NO – • Open circuit in the Pink/white wire
• Open circuit in the Green/yellow wire
Connection: Pink/white (+) – Green/yellow (–)
Standard:
4.75 – 5.25 V
P/W
[1]
G/Y
Standard: 1.0 – 1.3 k
Ω
(40°C/104°F)
[1]
Connection:
NC700X/XA/S/SA:
20 – Pink/white
22 – Green/yellow
NC700XD/SD:
B20 – Pink/white
B22 – Green/yellow
[1]
G/Y
P/W
22 or B22
20 or B20