PREVOST H3-41 Manual page 114

TECHNICAL INFORMATION
• Transmission output shaft stopped;
• Oil level sensor present and working.
After two minutes, the display will flash one of the
codes shown below.
CODE CAUSE OF CODE
OL-OK
LO-01
LO-02
HI-01
HI-02
NOTE :
Failure to meet one of the above
parameters will stop the two minute countdown.
One of the codes shown below will indicate the
cause of the countdown interruption. Once all
parameters are met, the countdown will continue
from where it left off.
CODE CAUSE OF CODE
OL-50 Engine speed (rpm) too low
OL-59 Engine speed (rpm) too high
OL-65 Neutral must be selected
EATON FULLER RTAO-14710B-AS SEMI-AUTOMATIC TRANSMISSION
Fault code retrieval and clearing
Retrieve fault codes by enabling the system's self-diagnostic mode:
• Place the shift lever in neutral;
• Apply the parking brakes;
• Turn the ignition key/lever to ON but do not start the engine;
• Retrieve codes :
To retrieve active codes, start with the key/lever in the ON position. Turn the key/lever OFF and
ON two times within five seconds ending with the key/lever in the ON position.
To retrieve inactive (intermittent) codes, start with the key/lever in the ON position. Turn the
key/lever OFF and ON four times within five seconds ending with the key/lever in the ON
position.
After a brief pause, the service transmission indicator light begins flashing two digit codes.
oil level is correct
one quart low
two quarts low
one quart high
two quarts high
OL-70
OL-79
OL-89
OL-95
Exiting the Oil Level Display Mode
To exit the oil level display mode, press any range
button ("R", "N" or "D").
Clearing Codes
If the CHECK TRANS light is illuminated, first
clear all diagnostic codes by pressing both the
" " (up arrow) and " " (down arrow) push-
buttons at the same time, twice.
Take the coach for a test drive. If the CHECK
TRANS light illuminates again, record the
diagnostic codes. Refer to "World Transmission
(WT) Diagnostic Codes" under "Reading Codes".
8-24
Sump oil temperature too low
Sump oil temperature too high
Output shaft rotation
Sensor failure