SpecificationsDTC “c44” (p0130/p0135): ho2 sensor
(ho2s) circuit malfunction
Detected condition and possible cause
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 po ...
Throttle body construction
Intake pipe
Evap system purge control solenoid valve
(e-33 only)
Evap canister (e-33 only)
Iat sensor
Isc valve hose
Ho2 sensor
Face
the clamp end left side.
Yellow
marking should face upward.
Face the
end of clamps upward and ke ...
Use of sds diagnosis reset procedures
Note
the malfunction code is memorized in the
ecm also when the lead wire coupler of any
sensor is disconnected. Therefore, when a
lead wire coupler has been disconnected at
the time of diagnosis, erase the stored
malfunction history code using sds.
After repairing ...