Range Rover P38
44
AUTOMATIC GEARBOX
NEW RANGE ROVER
24
DESCRIPTION AND OPERATION
Fault effects and warning indicators - Petrol vehicles from 99MY (continued)
Fault code
OBDll
(TestBook)
Fault description
Effect
MIL
Warning
lamp
’GEARBOX
FAULT’
message
P0758
(9, 27)
* Shift solenoid (MV
2), open or short
circuit
Limp home mode in low and high
ranges. Shift pressure to maximum,
harsh gear shifts/engagement.
On
Yes
P1562
(24)
* Battery supply below
9 V while engine
running
Maintains current gear in low range,
limp home mode in high range. Shift
pressure to maximum, harsh gear
shifts/engagement.
Off
Yes
P1601
(4)
* ECU, EEPROM
checksum
Limp home mode in low and high
ranges. Shift pressure to maximum,
harsh gear shifts/engagement.
On
On
P1602
(36)
* Transmission
calibration selection
incorrect or invalid
Default to 4.0 litre calibration.
On
Yes
P1606
(3)
* ECU fault, EEPROM
communication
No apparent effect.
On
†
No
P1606
(6)
* Watchdog check,
ECU fault
Limp home mode in low and high
ranges. Shift pressure to maximum,
harsh gear shifts/engagement.
On
Yes
P1612
(2)
* Solenoid valves
power supply relay,
sticking closed or
open circuit
Limp home mode in low and high
ranges. Shift pressure to maximum,
harsh gear shifts/engagement.
On
Yes
P1613
(1)
* Solenoid valves
power supply relay,
sticking open or short
circuit
Limp home mode in low and high
ranges. Shift pressure to maximum,
harsh gear shifts/engagement.
On
Yes
P1705
(39)
Transmission high/low
range, implausible
input
No apparent effect.
On
No
P1810
(12, 13)
BeCM to message
centre circuit fault
Message centre does not display ’S’
or ’LM’. No effect on gearbox
operation.
On
No
P1841
(16)
* CAN bus fault
Maintains current gear in low range,
limp home mode in high range. Shift
pressure to maximum, harsh gear
shifts/engagement.
On
Yes
P1842
(15)
* CAN level
monitoring
Maintains current gear in low range,
limp home mode in high range. Shift
pressure to maximum, harsh gear
shifts/engagement.
On
Yes
*= Emissions (OBDll) relevant
†= MIL illuminates immediately (in all other faults, MIL on illuminates in the 2nd consecutive drive cycle if the fault
is still present)
