Honda CBR650RA Shop Manual page 121

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DTC P0106
Probable cause:
• Faulty MAP sensor or its related circuit
• Contaminated intake manifold or throttle bore
• Faulty ECM
Symptom/Fail-safe function:
• Rough idling
• Driveability deterioration
1. MAP Sensor Inspection
Replace the MAP sensor with a new one.
Erase the DTC (page 4-9).
Start the engine and wait for three seconds.
Check the DTC with GST or MCS.
Is same DTC indicated?
YES
NO
DTC P0107/DTC P0108
Probable cause:
• Faulty MAP sensor or its related circuit
• Faulty ECM
Symptom/Fail-safe function:
• Rough idling
1. MAP Sensor Input Voltage Inspection
Disconnect the MAP sensor 3P (Black) connector
(page 4-79).
Turn the ignition switch ON.
Measure the voltage at the wire harness side MAP
sensor 3P (Black) connector [1].
CONNECTION: Yellow/red (+) – Green/orange (–)
Is the voltage within 4.75 – 5.25 V?
YES
NO
2. MAP Sensor Signal Line Open Circuit Inspection
Disconnect the ECM 33P (Gray) connector (page 4-
76).
Check for continuity between the wire harness side
MAP sensor 3P (Black) connector [1] and ECM 33P
(Gray) connector [2].
CONNECTION:
Light green/black – Light green/black
Is there continuity?
YES
NO
– Replace the ECM with a new one, and
recheck.
– Faulty original MAP sensor.
– GO TO STEP 2.
– • Open or short circuit in the Yellow/red
wire
• Open circuit in the Green/orange wire
• If the wire is OK, replace the ECM with
a new one, and recheck.
– GO TO STEP 3.
– Open circuit in the Light green/black wire
[1]
G/O
(Terminal side of the wire harness)
[1]
Lg/Bl
(Terminal side of the wire harness)
PGM-FI SYSTEM
Y/R
[2]
Lg/Bl
4-17