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Operation Section
-85-
Table a. MI-04 Diagnostic Fault Codes (Flash Codes)
DFC
Probable Fault
Action
Corrective Action, First Check
74 O2SensorSwitching
O2 sensor is not switching across
the reference AFR voltage
Stored Fault Code
(MIL, Disable Adaptive
learns)
Note : If LP-Gas fuel in LP tank is not
enough, this fault code can be set. If
LP tank is frozen, this fault code can
be set, too. It is not system trouble.
Check the FTV for proper operation
z
Check FTV Hose
Connections
z
77 OxygenSensorInputHigh
O2 sensor SECM driver signal is
shorted to power
Stored Fault Code
(MIL, Disable Adapts)
Check if O2 sensor is shorted to
+5VDC or Battery.
(AFRTrimValveLowerDC fault should
also occur)
Summary of Contents for D35S-2
Page 31: ...Safety Section 29 Lean away from the direction of fall Lean forward...
Page 39: ...General Section 37 Capacity Chart...
Page 40: ...General Section 38 Capacity Chart...
Page 41: ...General Section 39 Capacity Chart with Side Shifter...
Page 42: ...General Section 40 Capacity Chart with Side Shifter...
Page 43: ...General Section 41 Capacity Chart...
Page 44: ...General Section 42 Capacity Chart...
Page 45: ...General Section 43 Capacity Chart with Side Shifter...
Page 46: ...General Section 44 Capacity Chart with Side Shifter...
Page 47: ...General Section 45 Capacity Chart D G 50C 2...
Page 48: ...General Section 46 Capacity Chart with Side Shifter D G 50C 2...