PREVOST XL2 User Manual

TECHNICAL INFORMATION
RPR - Return to Previous Range Response
When the speed sensor ratio or C3 pressure
switch test associated with a shift not successful,
the ECU commands the same range as
commanded before the shift.
NNC - Neutral No Clutches Response
When certain speed sensor ratio or C3 pressure
switch tests are not successful, the ECU
commands a neutral condition with no clutches
applied.
DIAGNOSTIC CODE LIST AND DESCRIPTION
MAIN
CODE
SUB
CODE
DESCRIPTION
CHECK
TRANS
LIGHT
INHIBITED OPERATION
DESCRIPTION
13 12 ECU input voltage, low Yes
DNS, DNA, SOL OFF,
(Hydraulic default)
13 13 ECU input voltage, medium low No DNA
13 23 ECU input voltage, high Yes
DNS, SOL OFF
(Hydraulic default)
14 12 Oil level sensor, failed low No None
14 23 Oil level sensor, failed high No None
21 12 Throttle position sensor, failed low No
Use throttle default value,
DNA
21 23 Throttle position sensor, failed high No
Use throttle default value,
DNA
22 14
Engine speed sensor reasonableness
test
No
Use default engine speed,
DNA
22 15
Turbine speed sensor
reasonableness test
Yes
DNS, lock in current range,
DNA
22 16
Output speed sensor reasonableness
test
Yes
(1)
DNS, LOCK IN CURRENT
RANGE, DNA
23 12
Primary Shift Selector or RSI Link
Fault
Yes
Hold in last valid direction.
May cause "cateye" display
23 14
Secondary Shift Selector or RSI Link
Fault
Yes Hold in last valid direction
23 16 Shift Selector display line fault No
None, may cause "cateye"
display
24 12 Sump fluid temperature, cold Yes DNS, lock in neutral
24 23 Sump fluid temperature, hot No
No upshifts above a
calibration range
25 0
Output speed sensor detected at 0
speed (Low)
Yes
(1)
DNS, lock in current range
(Low), DNA
25 11
Output speed sensor detected at 0
speed (1st)
Yes
(1)
DNS, lock in current range
(1st), DNA
25 22
Output speed sensor detected at 0
speed (2nd)
Yes
(1)
DNS, lock in current range
(2nd), DNA
8-10

PREVOST XL2 Specifications

General

Brand	PREVOST
Model	XL2
Category	Motorhomes
Language	English