LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Jaguar
>>
2013
>>
XF 2.0
>>
Repair and Diagnosis
>>
Engine Performance
>>
Engine Control Systems
>>
Diagnostic Trouble Code Index DTC: Engine Control Module (ECM) GTDI 2.0L Petrol -- XF/X250
>>
Diagnostic Trouble Code (DTC) Index DTC: GTDI 2.0L Petrol DTC: Engine Control Module (ECM)
>>
Description And Operation
>>
DTC P050B-93: Cold Start Ignition Timing Performance - No operation
>>
Possible Causes
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Possible Causes
Harness connectors corrosion in terminals or splices
Ignition coils circuit, short circuit to ground, short circuit to power, open circuit, high resistance
Ignition coils mechanical failure
Engine control module failure