honda marine fuel injection diagnosis -chart warning indicator
TRANSCRIPT
No, of brinks Warning indicator
1
3
4
6
7
8
10
13
14
21
23
24
25
26
41
58
7 and 131, 6, 13, 7, 10, 24 and 25
Not come on or does not brink
Stays on
Probable Problem part
Disconnected O2 sensor connectorShort or open circuit in O2 sensor wireFaulty O2 sensorSpark plug misfire
Disconnected MAP sensor connectorShort or open circuit in MAP sensor wireFaulty MAP sensor
Disconnected CKP sensor connectorShort or open circuit in CKP sensor wireFaulty CKP sensor
Disconnected ECT sensor connectorShort or open circuit in ECT sensor wireFaulty ECT sensor
Disconnected TP sensor connectorShort or open circuit in TP sensor wireFaulty TP sensor
Disconnected TDC sensor1 connectorShort or open circuit in TDC sensor1 wireFaulty TDC sensor1
Disconnected IAT sensor connectorShort or open circuit in IAT sensor wireFaulty IAT sensor
Disconnected BARO sensor connectorShort or open circuit in BARO sensor wireFaulty BARO sensor
Disconnected IACV connectorShort or open circuit in IACV sensor wireFaulty IACV
Disconnected VTEC solenoid valve connectorShort or open circuit in VTEC solenoid valve wireFaulty VTEC solenoid valve
Disconnected knock sensorconnectorShort or open circuit in knock sensor wireFaulty knock sensor
Disconnected over heat sensor1 connectorShort or open circuit in over heat sensor1 wireFaulty over heat sensor1
Disconnected over heat sensor2 connectorShort or open circuit in over heat sensor2 wireFaulty over heat sensor2
Disconnected oil pressure switch (high- pressure side) connectorShort or open circuit in oil pressure switch (high- pressure side) wireFaulty oil pressure switch (high- pressure side)
Open circuit in sensor output voltage lineOpen circuit in sensor ground line
Disconnected O2 sensor heater circuit connectorShort or open circuit in O2 sensor heater circuit wireFaulty O2 sensor heater circuitSpark plug misfire
Disconnected TDC sensor2 connectorShort or open circuit in TDC sensor2 wireFaulty TDC sensor2
Open circuit in related warning wireBlown warning indicatorOpen circuit in ECU ground wireFaulty ECU
Short circuit in SCS check connector wireShort circuit in warning wireShort circuit in sensor system power supply wireOpen circuit in power supply wire for ECUFaulty ECU
Location Role of each sensor
IN manifold
Crank pulley Detction angle of crankshaft
Throttle body Measurement angle of throttle
Cam shaft pulley Detection TDC of #1 cylinder
IN manifold
Front of engine Measurement pressure of atmspheric
IN manifold Correction to Idle speed
Cylinder block
Detection over heating
EX manifold Detection over heating
Detection oil pressure
EX manifoldSpark plug
Measurement density of oxygen in exhaust gas
Measurement pressure of air in Intake manifold
Between both cylinder head, must be removed the intake manifold and cylinder head
Measurement temperature of engine (engine oil)
Measurement temparature of air in intake manifold
Activates control for VTEC system(only BF225A)
Between both cylinder head, must be removed the intake manifold and cylinder head
Detection knocking while engine running
Between both cylinder head, must be removed the intake manifold and cylinder head
Between both cylinder head, must be removed the intake manifold and cylinder head
Heating O2 sensor
Cam shaft pulley Detection TDC of #1 cylinder
Related ECU
Control PanelRemote control boxECU