SSM75185

Service Bulletin Details

Public Details for: SSM75185

High voltage (hv) coolant heater internal failure.


- 2019 -

Models from 2019
2019 JAGUAR I-PACE 
10/13/21, 7:46 AM
TOPIx - SSM75185 - High Voltage (HV) Coolant Heater Internal failure- DTCB1DC5-93
Reference
SSM75185
Models
E-PACE / X540
F-PACE / X761
I-PACE / X590
Title
High Voltage (HV) Coolant Heater Internal failure- DTCB1DC5-93
Category
Electrical
Last modified
13-Oct-2021 00:00:00
Symptom
208000 Climate Control
Content
Affected Vehicle range range:
20MY and onwards - PHEV variants of X540 & X761
19MY and onwards X590
Issue:
DTC B1DC5-93 logged in the HVAC module
Cause:
JLR are currently investigating the root cause
Action:
1. Clear all DTCs Conduct autoscan on HVAC module
2. Conduct autoscan on HVAC module
3. Check if DTC B1DC5-93 is still present. Is DTC present?
4. On Live Data Read High Voltage Coolant Heater #1 – Overheat Count (22 9A 3C)
5. Store results on Vf DB
6. Switch the climate panel on, press the brake pedal and start switch. READY will be displayed on the
instrument cluster. Using the Jaguar Land Rover approved diagnostic equipment, check the following
datalogger signals 7. a, High Voltage Coolant Heater #1 - Overheat Count (0x9A3C)
8. b, High Voltage Coolant Heater #1 - Operating Status (0x99B9)
9. c, High Voltage Coolant heater #1 - Error Status (0x99B8)
10. Using the Jaguar Land Rover approved diagnostic equipment, perform routine - Unlock HV Coolant
Heater 1 - Follow the on screen instructions
11. Is the concern still present – with the DTC logged in the HVAC module? If so continue to Step 12 If
not, hand the vehicle back to the customer
12. Replace HV Coolant Heater, refer to Topix for instructions for HV Coolant Hearer replacement. 41401B - BATTERY, MOUNTING AND CABLES - INGENIUM I4 2.0L PETROL – PHEV - HIGH
VOLTAGE INTERIOR HEATER. For X590 – this is located in 412-01
13. Raise EPQR noting serial number of the removed HV Coolant Heater on the report
14. Please prepare the part ready for return back to JLR
https://topix.jaguar.jlrext.com/topix/content/document/view?id=1320775
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10/13/21, 7:46 AM
TOPIx - SSM75185 - High Voltage (HV) Coolant Heater Internal failure- DTCB1DC5-93
anBhdHRlcnM7MjAyMS0xMC0xM1QxMTozNzo1NS44MTdaOzE2NS4yMjUuMzguOTI7
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