Textron Motors 408014, Diagnostic Manual

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18 DHB MPE850 MAR Rev B | 408014 | 408090 | 408101 | 408246 |
5 Troubleshooting with trouble codes
5.2 Description of trouble codes
Trouble code
Displayed fault
Trouble code description
Possible consequences
Affected part/system
►
Possible consequences/remedy
P0032 HO2S Heater Control Circuit High Bank 1
Sensor 1
Short circuit to plus at part or wire harness.
Loss of power.
Rough engine running.
Sensor lambda 1
► Check wiring in the wire harness to the
affected part. (See chapter 7 Wiring
diagram.)
► Replace the affected part. (See the repair
manual.)
P0036 HO2S Heater Control Circuit Bank 1 Sensor 2
Open circuit at part or wire harness.
Loss of power.
Rough engine running.
Sensor lambda 2
► Check wiring in the wire harness to the
affected part. (See chapter 7 Wiring
diagram.)
► Replace the affected part. (See the repair
manual.)
P0037 HO2S Heater Control Circuit Low Bank 1
Sensor 2
Short circuit to ground at part or wire harness.
Loss of power.
Rough engine running.
Sensor lambda 2
► Check wiring in the wire harness to the
affected part. (See chapter 7 Wiring
diagram.)
► Replace the affected part. (See the repair
manual.)
P0038 HO2S Heater Control Circuit High Bank 1
Sensor 2
Short circuit to plus at part or wire harness.
Loss of power.
Rough engine running.
Sensor lambda 2
► Check wiring in the wire harness to the
affected part. (See chapter 7 Wiring
diagram.)
► Replace the affected part. (See the repair
manual.)