NO SIGNAL
Test results
1
CHECK FOR ERRORS IN NBC AND NFR
All OK
Problems encountered
Operation
Check for the presence of errors in the Body Computer Node and Brake Node control unit using the diagnostic equipment.
Go to Step 2
Presence of errors in the NBC and NFR control units
Proceed as instructed by the diagnostic equipment.
2
ELECTRICAL CONNECTIONS CHECK
Check the connection line between the NFR and NCM.
Go to Step 3
Presence of faults at the connection.
Restore the correct connection.
3
WIRING CONTINUITY CHECK
Check for breaks in the wiring continuity
See E7020 ABS
Go to Step 4
Breaks in the wiring continuity.
Restore the correct continuity for the wiring.
4
ENGINE MANAGEMENT CONTROL UNIT OPERATION CHECK
Check that the engine management control unit is working properly.
End of diagnosis
Engine management control unit faulty.
Replace the engine management control unit
Op. 1056B82 INJECTION/IGNITION SYSTEM E.C.U. (ONE) - R + R