TOHATSU BFT 250A, Service Manual

Page: 138 / 639

5-16
dummyhead dummyhead
FUEL SYSTEM
8-1
ON CMP 1 sensor (no pulse) • Loose or poor contact of the
connector
• Open or short circuit in CMP 1
sensor wire
• Faulty CMP 1 sensor
5-30
8-2
ON CMP 1 sensor (abnormal pulse) • Loose or poor contact of the
connector
• Faulty CMP 1 sensor
5-31
10-1
ON IAT sensor (voltage too low) • Loose or poor contact of the
connector
• Short circuit in IAT sensor wire
• Faulty IAT sensor
5-32
10-2
ON IAT sensor (voltage too high) • Loose or poor contact of the
connector
• Open circuit in IAT sensor wire
• Faulty IAT sensor
5-33
14-1
ON IAC valve (abnormal current) • Loose or poor contact of the
connector
• Open or short circuit in IAC
valve wire
• Faulty IAC valve
5-34
21-1
ON VTEC spool solenoid valve • Loose or poor contact of the
connector
• Open or short circuit in VTEC
spool solenoid valve wire
• Faulty VTEC spool solenoid
valve
5-35
23-1
ON Knock sensor • Loose or poor contact of the
connector
• Open or short circuit in knock
sensor wire
• Faulty knock sensor
5-36
41-2
ON HO2S heater (abnormal current) • Loose or poor contact of the
connector
• Open or short circuit in HO2S
heater wire
• Faulty HO2S
5-37
58-1
ON CMP 2 sensor (no pulse) • Loose or poor contact of the
connector
• Open or short circuit in CMP 2
sensor wire
• Faulty CMP 2 sensor
5-38
58-2
ON CMP 2 sensor (abnormal pulse) • Loose or poor contact of the
connector
• Faulty CMP 2 sensor
5-39
140-1
ON ECT sensor 2 (EMT sensor 1)
(voltage too low)
• Loose or poor contact of the
connector
• Short circuit in EMT sensor 1
wire
• Faulty EMT sensor 1
5-40
140-2
ON ECT sensor 2 (EMT sensor 1)
(voltage too high)
• Loose or poor contact of the
connector
• Open circuit in EMT sensor 1
wire
• Faulty EMT sensor 1
5-41
DTC MIL Detected component Probable cause
Ref.
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