Applicable Systems
XE
XF
F-Pace
F-Type
I-Pace
Symptoms
The TCM has detected a manufacturer-specific transmission fault. The transmission may default to limp mode. DTC P1173 is stored in the Jaguar engine control module.
Possible Causes
- Transmission solenoid fault
- Transmission fluid temperature high
- Gear ratio incorrect
- TCM internal fault
Troubleshooting Steps
- Step 1: Connect an OBD-II scanner and read DTCs to confirm P1173
DTC P1173 present with freeze frame data - Step 2: Inspect wiring and connectors in the affected circuit for damage, corrosion, or loose pins
Wiring intact, connectors clean and seated - Step 3: Perform component-level testing per manufacturer service manual
Component values within spec or component confirmed faulty - Step 4: Repair or replace the faulty component, clear DTC, and verify no return
DTC cleared and does not return after a road test
How to Reset
Clear the DTC after repair using a diagnostic scanner. The code clears automatically if the fault is not detected for 3 consecutive drive cycles.
Common Replacement Parts
- varies: Diagnose and replace the confirmed faulty component (Confirm part number via VIN at a Jaguar dealership)
Frequently Asked Questions
- Q: What does P1173 mean?
This manufacturer-specific DTC indicates a transmission system fault. Refer to the vehicle's service manual for the exact diagnostic procedure.
- Q: Can I drive with P1173?
Limited driving is possible, but the affected system may not operate correctly. Have the vehicle diagnosed promptly to prevent potential damage.
Comments (0)
Share your experience to help others facing the same problem.
Leave a Comment
Source: SAE J2012 Jaguar Manufacturer-Specific DTC
Category: OBD-II
Published: 2026-10-24
No comments yet. Be the first to share your experience!