28 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
P0658 Main Relay Supply Voltage Low
The battery voltage is too low.
Engine does not start or stalls.
Battery
► Check wiring in the wire harness between
ECU 64pol-P2 and relay main. (See the
vehicle manufacturer‘s documentation.)
► Check the battery cable. (See the vehicle
manufacturer‘s documentation.)
► Recharge the battery. (See the vehicle
manufacturer‘s documentation.)
► Replace the battery. (See the vehicle
manufacturer‘s documentation.)
P0659 Main Relay Supply Voltage High
The battery voltage is too high.
Engine does not start or stalls.
Battery
► Replace the battery. (See the vehicle
manufacturer‘s documentation.)
P0685 ECM Main Relay Control Circuit Open
Open circuit at part or wire harness.
The engine cranks, but does not start.
Relay main
► 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.)
P0686 ECM Main Relay Control Circuit Low
Short circuit to ground at part or wire harness.
The engine cranks, but does not start.
Relay main
► 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.)
P0687 ECM Main Relay Control Circuit High
Short circuit to plus at part or wire harness.
The engine cranks, but does not start.
Relay main
► 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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