Chapter 5: Diagnostics
5.4 HHP Fault Codes with sub codes
Out Of Neutral At Power Up (OONAPU) testing going on
Release the throttle and wait for the test to be finished
A warning is being displayed on the Battery Gauge
Chair needs to be serviced
Contact your service agent
Voltage too high
Batteries may be overcharged: if driving downhill, slow down
Voltage too high – emergency stop occurred
Batteries may be overcharged: if driving downhill, slow down
Short circuit
Check the motor cables for damage
Motor brushes may be too stiff, bouncing against the case
o Replace motor brushes or motor
Open circuit
Check if the motor cables are loose
Motor brushes may be worn
o Turn wheels to reconnect
o Replace motor brushes or motor
Motor terminal connected to battery negative (-)
Check if the motor has been connected correctly
Check the motor cables for damage
Motor terminal connected to battery positive (+)
Check if the motor has been connected correctly
Check the motor cables for damage
Motor voltage is not what it should be during drive
Possible motor short circuit
o check the motor cables for damage
o Motor brushes may be too stiff and bouncing
Otherwise internal controller fault, contact Dynamic Controls
Intermittent short circuit
Check for damaged cables
Motor brushes may be too stiff, bouncing against the case
o Replace motor brushes or motor
Park Brake energised or Drive-time test failed
Check if the cables of the park brake are loose or damaged
Park brake not connected, short circuit or broken
Check if the cables of the park brake are loose or damaged
Park brake short circuit or broken
Check the park brake cables for damage