Workshop Manuals Factory service & repair Alfa Romeo
01 General information02 Specifications03 Manufacturing data and tolerances04 Tightening torques05 Fluids and lubricants06 Maintenance07 Diagnostic checks08 Engine09 Clutch10 Gearbox and differential11 Transmission (4x4)12 Axles and driveshafts13 Brakes14 Steering15 Suspension and wheels16 Heating, air conditioning and auxiliary units17 Electrical equipment18 Body fittings19 Body panels and frame20 Wiring diagrams and electrical functions21 Wiring harnesses22 Connectors and pin-outs23 Fault diagnosis24 Special tools
Alfa Romeo 159 Factory Service Manual (2005-2011)23 · Fault diagnosis
23 · Diagnostics

P2146 - unit 1 injector control

Make
Alfa Romeo
Model
159 Factory Service Manual
Year
2005–2011
Section
Examiner - diesel electronic management › P2146 - unit 1 injector control
Fault diagnosisP2146 - unit 1 injector control

P2146 - UNIT 1 INJECTOR CONTROL

1.9 JTD 8V, 1.9 JTD 16V, 2.4 JTD 20V

The diagnostic equipment signals: Error P2146 (Group 1 injector control).

This error is detected if the voltage mesured by the control unit at the energizing outlet module for hte injectors does not correspond to the nominal value.

Injector circuit checkALL OKPROBLEMS ENCOUNTEREDACTION
1

Check the operation of the injector electrical circuit, by carrying out the test

See Test 1060FB INJECTOR CIRCUIT OPERATION CHECK

End of diagnosis

Parts & tools for this job For 2005 Alfa Romeo 159

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.