Help xk8 Modules need help on where to start and what to rep[lace first
PDM (Passenger Door Module) ( 3 DTCs )
DTC Description Status
B2323 Driver mirror horizontal feedback potentiometer low
B2327 Driver mirror vertical feedback potentiometer low
U1041 Please refer to vehicle service manual.
www.autel.com MaxiIM IM608 PRO II Page 2
2000/Jaguar/X100/BASE Test Time: 2025-06-04 16:00:49 Report ID: MAXIA20250604160049
DSM (Driver Seat Module) ( 3 DTCs )
DTC Description Status
U1135 Ignition status not obtained
B1965 Seat forward/backward feedback potentiometer low
B1957 Seat front feedback potentiometer low
PSM (Passenger Seat Module) ( 1 DTC )
DTC Description Status
U1135 Ignition status not obtained
SLM (Security Locking Module) ( 3 DTCs )
DTC Description Status
U1135 Ignition status not obtained
U1041 Vehicle speed not obtained.
P20EE Selective Catalytic Reduction (SCR) NOx catalyst
efficiency below threshold (bank 1)
BPM (Body Processor Module) ( 13 DTCs )
DTC Description Status
U1041 Vehicle speed not obtained.
U2012 Communication bus fault - non-SCP.
B1794 Please refer to vehicle service manual.
B1595 Input fault of interlock/other switch
B2368 Column adjust switch out of range
B1446 Wiper park sense circuit fault.
B2335 Column tilt feedback potentiometer low
B1875 Turn signal switch left and right switches active
B2351 Column adjust switch
B2334 Column tilt feedback potentiometer high
B1897 Horn switch circuit fault
B2331 Column reach feedback po
DTC Description Status
B2323 Driver mirror horizontal feedback potentiometer low
B2327 Driver mirror vertical feedback potentiometer low
U1041 Please refer to vehicle service manual.
www.autel.com MaxiIM IM608 PRO II Page 2
2000/Jaguar/X100/BASE Test Time: 2025-06-04 16:00:49 Report ID: MAXIA20250604160049
DSM (Driver Seat Module) ( 3 DTCs )
DTC Description Status
U1135 Ignition status not obtained
B1965 Seat forward/backward feedback potentiometer low
B1957 Seat front feedback potentiometer low
PSM (Passenger Seat Module) ( 1 DTC )
DTC Description Status
U1135 Ignition status not obtained
SLM (Security Locking Module) ( 3 DTCs )
DTC Description Status
U1135 Ignition status not obtained
U1041 Vehicle speed not obtained.
P20EE Selective Catalytic Reduction (SCR) NOx catalyst
efficiency below threshold (bank 1)
BPM (Body Processor Module) ( 13 DTCs )
DTC Description Status
U1041 Vehicle speed not obtained.
U2012 Communication bus fault - non-SCP.
B1794 Please refer to vehicle service manual.
B1595 Input fault of interlock/other switch
B2368 Column adjust switch out of range
B1446 Wiper park sense circuit fault.
B2335 Column tilt feedback potentiometer low
B1875 Turn signal switch left and right switches active
B2351 Column adjust switch
B2334 Column tilt feedback potentiometer high
B1897 Horn switch circuit fault
B2331 Column reach feedback po
Wow, that was quite a lot to chew on..
What XK is it... year?
Anyway first; Make sure battery is well charged and i good condition, disconnect the plus lead and ground it to the chassi for 5-6 seconds and then reconnect.
If you intend to remove/install/check plugs to seats or anything else related to airbags, dissconnect battery first!
With an OEBD reader try to "clear all faultcodes". Restart and see what remains.. and repeat a few times if neccesary.
Has anything happend to the car that might have caused all this codes to pop up? Did it get struck by lightning?
A humble guess is that one communication data bus somehow is disturbed, possibly between the securitymodule (behind the battery/under fusebox) and the bodyprocessor module (behind the passenger airbag box)
If not anything else, to begin with, check that the contacts to modules are not somehow compromised, loose, cracked or moisture... it can be enogh with one module shorting out the databus to cause disturbance.. maybe a squashed/damaged wire somewhere..
Hope this help a little..
/E
What XK is it... year?
Anyway first; Make sure battery is well charged and i good condition, disconnect the plus lead and ground it to the chassi for 5-6 seconds and then reconnect.
If you intend to remove/install/check plugs to seats or anything else related to airbags, dissconnect battery first!
With an OEBD reader try to "clear all faultcodes". Restart and see what remains.. and repeat a few times if neccesary.
Has anything happend to the car that might have caused all this codes to pop up? Did it get struck by lightning?
A humble guess is that one communication data bus somehow is disturbed, possibly between the securitymodule (behind the battery/under fusebox) and the bodyprocessor module (behind the passenger airbag box)
If not anything else, to begin with, check that the contacts to modules are not somehow compromised, loose, cracked or moisture... it can be enogh with one module shorting out the databus to cause disturbance.. maybe a squashed/damaged wire somewhere..
Hope this help a little..
/E
Hi Angela01,
Welcome to the Jaguar Forums! It's great to have you with us.
To echo Einhead's comments, the most common cause of a long list of codes like yours is a low voltage event, such as a weak or dead battery. Normally we just clear the codes and concern ourselves only with the ones that recur.
Jaguars require strong, healthy batteries, so I suggest you have yours tested. Most auto parts stores have analyzers that can measure the capacity of your battery and compare its current state to its original specifications. If its Cold Cranking Amps capacity measures much below its rating, it would be prudent to replace it.
Another common cause of low voltage at the Engine Control Module (ECM) is corrosion on the various battery power and ground connections in the vehicle. Let us know how your battery measures and if it's strong, we can help you with the power and ground connection locations and service procedures.
Cheers,
Don
Welcome to the Jaguar Forums! It's great to have you with us.
To echo Einhead's comments, the most common cause of a long list of codes like yours is a low voltage event, such as a weak or dead battery. Normally we just clear the codes and concern ourselves only with the ones that recur.
Jaguars require strong, healthy batteries, so I suggest you have yours tested. Most auto parts stores have analyzers that can measure the capacity of your battery and compare its current state to its original specifications. If its Cold Cranking Amps capacity measures much below its rating, it would be prudent to replace it.
Another common cause of low voltage at the Engine Control Module (ECM) is corrosion on the various battery power and ground connections in the vehicle. Let us know how your battery measures and if it's strong, we can help you with the power and ground connection locations and service procedures.
Cheers,
Don
Last edited by Don B; Jun 10, 2025 at 05:44 PM.
First is to notice any symptoms of a fault or faults.
Repair obvious problems.
When I get a car in the shop with no personal history to me, I read, print and clear ALL DTCs.
I just don't like other shops or mechanics to influence my diagnosis.
Take it for a test drive or return to customer for a few days to drive.
Read DTCs again and then determine what (if any) action needs to be taken.
As JagV8 states, The DTCs could years old and irrelevant.
Repair obvious problems.
When I get a car in the shop with no personal history to me, I read, print and clear ALL DTCs.
I just don't like other shops or mechanics to influence my diagnosis.
Take it for a test drive or return to customer for a few days to drive.
Read DTCs again and then determine what (if any) action needs to be taken.
As JagV8 states, The DTCs could years old and irrelevant.
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