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Low fuel level causes DTC P1149

Symptom: CHECK ENGINE lamp on Engine in Limp Home. A/C relay off (cooling does not function)

Low fuel level causes DTC P1149

Fault symptom

CHECK ENGINE lamp on

Engine in Limp Home.

A/C relay off (cooling does not function)

Conditions

Injection timing incorrect. Injection too late.

Diagnostic procedure

DTC P1149 is in many cases generated by air entering the fuel line due to there being too little fuel in the fuel tank. It may also be caused by a leak in the fuel system. Consequently, the diagnostic procedure below must be performed:


1. Find out whether the vehicle has recently been driven until the fuel tank is empty.

Check the fuel level and refuel if necessary.

Delete the DTC and test drive the car. If the fault persists, continue as follows.

2. Check the camshaft setting. See Valve timing, checking

3. Check for any leaks in the system. See Fault diagnosis in connection with long start time, diesel

4. If the problem is not solved, change Diesel pump with control module, 4-cyl .