Error P0068 on Dongfeng все модели

Symptoms

• Unstable idle
• Loss of engine power
• Increased fuel consumption
• Jerks when accelerating
• Difficulty starting the engine
• Check Engine Light Illuminated
• Rough engine operation

Causes

• MAP sensor malfunction
• MAF sensor malfunction
• Mass air flow sensor dirty
• Throttle Position Sensor (TPS) malfunction
• Air leak in the intake system
• Air filter clogged
• Throttle valve malfunction
• Damage to wiring or sensor connectors
• Engine ECU malfunction

How to Fix

1. Connect a diagnostic scanner and read all error codes
2. Check the operation of the MAF sensor - clean or replace if necessary
3. Check the MAP sensor readings with a multimeter
4. Diagnose the throttle position sensor
5. Check the tightness of the intake system for air leaks
6. Inspect and replace the air filter if dirty
7. Check the condition of the wiring and connectors of all sensors
8. Clean the throttle valve from carbon deposits
9. If necessary, replace faulty sensors
10. Reset error codes and test drive

FAQ

Error P0068 on other vehicles