Dtc "15" (P0115-H/L): Ect Sensor Circuit Malfunction - Suzuki RMX450Z Service Manual

DTC "15" (P0115-H/L): ECT Sensor Circuit Malfunction

Detected Condition And Possible Cause
Detected condition
Output voltage is not with in the following
range.
15
0.1 V ≤ Sensor voltage < 4.8 V
Sensor voltage is higher than specified
H
value.
P0115
Sensor voltage is lower than specified
L
value.
Wiring Diagram
ECT sensor
Troubleshooting
CAUTION
!
When using the multi circuit tester, do not strongly touch the terminal of the ECM coupler with a
needle-point tester probe to prevent the terminal damage or terminal bend.
NOTE
After repairing the trouble, clear the DTC using SDS tool. Refer to "Use of SDS Diagnosis Reset
Procedures" (Page 1A-12).
Engine General Information and Diagnosis:
• ECT sensor circuit open or short.
• ECT sensor malfunction.
• ECM malfunction.
• ECT sensor circuit is open or ground circuit open.
• ECT sensor circuit shorted to the ground.
G/Y
G/R
ECM coupler (Harness side)
Possible cause
ECM
22 ECT
24 E2
I933H1110012-02
1A-34
BA02J21104012
IA02J1110088-01