16 DHB MPE850 UTV Rev A | 409135 |
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
P0118 Engine Coolant Temperature Circuit High/
Open
Open circuit or short circuit to plus at part or
wire harness.
The fan runs continuously.
Sensor coolant temperature
► Check wiring in the wire harness to
the affected part. (See the vehicle
manufacturer‘s documentation.)
► Replace the affected part. (See the vehicle
manufacturer‘s documentation.)
P0121 Throttle Position 1 to Mass Air Flow Plausibility
Error
Sensor intake manifold pressure/temperature
► Possible consequences/remedy as
described for trouble code P0101.
P0122 Throttle Position Sensor 1 Circuit Low
Open circuit or short circuit to ground at part or
wire harness.
Unusual or no throttle response.
Throttle body
► Check wiring in the wire harness to
the affected part. (See the vehicle
manufacturer‘s documentation.)
► Replace the affected part. (See the vehicle
manufacturer‘s documentation.)
P0123 Throttle Position Sensor 1 Circuit High/Open
Short circuit to plus at part or wire harness.
Unusual or no throttle response.
Throttle body
► Check wiring in the wire harness to
the affected part. (See the vehicle
manufacturer‘s documentation.)
► Replace the affected part. (See the vehicle
manufacturer‘s documentation.)
P0128 Coolant Thermostat Stuck Open
Coolant temperature increase is implausible.
Thermostat
► A permanently open or stuck thermostat
can cause the fault. Check the thermostat.
(See chapter 6 Test procedures at engine.)
P0130 O2 Sensor Circuit Open Sensor 1
Open circuit 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 the vehicle
manufacturer‘s documentation.)
► Replace the affected part. (See the vehicle
manufacturer‘s documentation.)
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