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Home >> Jeep >> 2024 >> Grand Cherokee Summit >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 74 (2.0L - DTCS P04EC To P051D) >> DTC Troubleshooting >> P050B-Cold Start Ignition Timing Performance >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
FUEL SYSTEM, AIR HANDLING OR THROTTLE BODY DTCS ALSO PRESENT
RESTRICTED INTAKE AIR SYSTEM
LOW BATTERY VOLTAGE
FUEL CONTAMINATION
HIGH ETHANOL IN FUEL
THROTTLE BODY ASSEMBLY
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .