1A-106 Engine General Information and Diagnosis:
DTC “C42” (P1650): IG Switch Circuit Malfunction
B837H11104027
Detected Condition and Possible Cause
Troubleshooting
NOTE
• Refer to “Ignition Switch Inspection in Section 9C (Page 9C-7)” for details.
• After repairing the trouble, clear the DTC using SDS tool. Refer to “Use of SDS Diagnosis Reset
Procedures (Page 1A-15)”.
DTC “C44” (P0130/P0135): HO2 Sensor (HO2S) Circuit Malfunction
B837H11104028
Detected Condition and Possible Cause
Wiring Diagram
ECM coupler (Harness side)
Detected Condition Possible Cause
Ignition switch signal is not input to the ECM. • Ignition system circuit open or short.
• ECM malfunction.
When the ID agreement is not verified.
ECM does not receive communication signal from the
immobilizer antenna.
(For E-02, 19, 24)
• Immobilizer system malfunction.
(For E-02, 19, 24)
Detected Condition Possible Cause
C44/P0130
HO2 sensor output voltage is not input to
ECM during engine operation and running
condition.
Sensor voltage > 1.0 V
• HO2 sensor circuit is open or shorted to the power
source.
C44/P0135
The heater can not operate so that heater
operation voltage is not supplied to the
oxygen heater circuit.
• Heated circuit is open or shorted to ground.
• Battery voltage is not supply to the HO2 sensor.
ECM
Side-stand
relay
Ignition
switch
Engine stop
switch
O/W
W
Gr
B
W
B/Br
W/G
W/B
HO2 sensor
HO2S
HO2SH
E2
To Side-stand
switch
34
41
35
I837H1110094-01
123456789101112
13 14 15 16 17 18 19 20 21 22 23 24
25 26 27 28 29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44 45 46 47 48
49 50 51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70 71 72
I837H1110007-02
To Next Page
Loading...
Need help?
General
