Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSJEEP2014GRAND CHEROKEE LAREDO, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 17 (3.0L DIESEL NAFTA - DTCS P0234-00 TO P05ED-00)
2014 Jeep Grand Cherokee Laredo, AWD
Section 17 (3.0L Diesel NAFTA - DTCS P0234-00 To P05ED-00)
2014 Jeep Grand Cherokee Laredo, AWDSECTION Section 17 (3.0L Diesel NAFTA - DTCS P0234-00 To P05ED-00)
WARNING: This page is about a different variant/trim than selected.
- Diagnosis And Testing
- P0234-00-Turbocharger OVERBOOST Condition
- P0261-00-Fuel Injector 1 Circuit Low
- P0262-00-Fuel Injector 1 Circuit High
- P0263-00-Cylinder 1 Contribution/Balance
- P0264-00-Fuel Injector 2 Circuit Low
- P0265-00-Fuel Injector 2 Circuit High
- P0266-00-Cylinder 2 Contribution/Balance
- P0267-00-Fuel Injector 3 Circuit Low
- P0268-00-Fuel Injector 3 Circuit High
- P0269-00-Cylinder 3 Contribution/Balance
- P026A-00-Charge Air Cooler Efficiency Below Threshold
- P026C-00-Fuel Injection Quantity Lower Than Expected
- P026D-00-Fuel Injection Quantity Higher Than Expected
- P0270-00-Fuel Injector 4 Circuit Low
- P0271-00-Fuel Injector 4 Circuit High
- P0272-00-Cylinder 4 Contribution/Balance
- P0273-00-Fuel Injector 4 Circuit Low
- P0274-00-Cylinder 5 Injector Circuit High
- P0275-00-Cylinder 5 Contribution/Balance
- P0276-00-Fuel Injector 6 Circuit Low
- P0277-00-Cylinder 6 Injector Circuit High
- P0278-00-Cylinder 6 Contribution/Balance
- P0299-00-Turbocharger UNDERBOOST Condition
- P02E0-00-Diesel Intake Air Flow Control Circuit/Open
- P02E1-00-Diesel Intake Air Flow Control Performance
- P02E7-00-Diesel Intake Air Flow Position Sensor Circuit Performance
- P02E8-00-Diesel Intake Air Flow Position Sensor Circuit Low
- P02E9-00-Diesel Intake Air Flow Position Sensor Circuit High
- P02EC-00-Diesel Intake Air Flow Control System - High Air Flow Detected
- P02ED-00-Diesel Intake Air Flow Control System - Low Air Flow Detected
- P02FA-00-Diesel Intake Air Flow Position Sensor Minimum/Maximum Stop Performance
- P0300-00-Multiple Cylinder Misfire
- P0301-00-Cylinder 1 Misfire
- P0302-00-Cylinder 2 Misfire
- P0303-00-Cylinder 3 Misfire
- P0304-00-Cylinder 4 Misfire
- P0305-00-Cylinder 5 Misfire
- P0306-00-Cylinder 6 Misfire
- P0335-00-Crankshaft Position Sensor Circuit
- P0336-00-Crankshaft Position Sensor Performance
- P0340-00-Camshaft Position Sensor Circuit
- P0341-00-Camshaft Position Sensor - Performance Bank 1 - Sensor 1
- P0401-00-EGR Flow Insufficient Detected
- P0402-00-EGR Flow Excessive Detected
- P0403-00-EGR Control Circuit Open
- P0405-00-EGR Position Sensor Circuit Low
- P0406-00-EGR Position Sensor Circuit High
- P040B-00-EGR Temperature Sensor 1 Circuit Performance
- P040C-00-EGR Temperature Sensor 1 Circuit Low
- P040D-00-EGR Temperature Sensor 1 Circuit High
- P0420-00-Catalyst Efficiency (Bank 1)
- P0426-00-Catalyst Temperature Sensor Circuit Performance (Bank 1 Sensor 1)
- P0427-00-Catalyst Temperature Sensor Circuit Low (Bank 1 Sensor 1)
- P0428-00-Catalyst Temperature Sensor Circuit High (Bank 1 Sensor 1)
- P0471-00-Exhaust Pressure Sensor 1 Performance
- P0472-00-Exhaust Pressure Sensor 1 Low
- P0473-00-Exhaust Pressure Sensor 1 High
- P0480-00-Cooling Fan 1 Control Circuit
- P049D-00-EGR Control Position Exceeded Learning Limit
- P04D8-00-Excessive Time To Enter Closed Loop EGR Control
- P04D9-00-Closed Loop EGR Control At Limit - Flow Too Low
- P04DA-00-Closed Loop EGR Control At Limit - Flow Too High
- P04DB-00-Crankcase Ventilation System Disconnected
- P04DD-00-Cold Start EGR 1 Flow Insufficient Detected
- P04DE-00-Cold Start EGR 1 Flow Excessive Detected
- P0501-00-Vehicle Speed Sensor 1 Performance
- P0506-00-Idle Speed Performance Lower Than Expected
- P0507-00-Idle Speed Performance Higher Than Expected
- P050E-00-Cold Start Engine Exhaust Temperature Too Low
- P0513-00-Invalid Skim Key
- P051B-00-Crankcase Pressure Sensor Circuit Performance
- P051C-00-Crankcase Pressure Sensor Circuit Low
- P051D-00-Crankcase Pressure Sensor Circuit High
- P0521-00-Engine Oil Pressure Sensor Performance
- P052F-00-Glow Plug Control Module 1 System Voltage
- P0532-00-A/C Pressure Sensor Circuit Low
- P0533-00-A/C Pressure Sensor Circuit High
- P053A-00-Crankcase Vent Heater Control Circuit Open
- P053B-00-Crankcase Vent Heater Control Circuit Low
- P053C-00-Crankcase Vent Heater Control Circuit High
- P0545-00-Exhaust Gas Temperature Sensor Circuit Low - Bank 1 Sensor 1
- P0546-00-Exhaust Gas Temperature Sensor Circuit High - Bank 1 Sensor 1
- P054E-00-Idle Control System - Fuel Quantity Lower Than Expected
- P054F-00-Idle Control System - Fuel Quantity Higher Than Expected
- P0562-00-Battery/System Voltage Low
- P0563-00-Battery/System Voltage High
- P0578-00-Speed Control Switch 1 Stuck
- P0585-00-Speed Control Switch 1/2 Correlation
- P05EC-00-Cold Start Injection Timing Performance
- P05ED-00-REDUCTANT Heater Control Module Supply Voltage
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.