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F2:Trouble Code Table Trouble Code 72 Est Lines Open Circuit Opel Corsa B

Multec-S Multiple Fuel Injection (C 16 XE) F2:TROUBLE CODE TABLE

Trouble

Code

Information Sensor

Cause of FaultRemedy in

F0:DATA LIST

No.
Trouble Code Storage when ...
Remarks
72EST LINES

OPEN CIRCUIT

37· Ignition ON

· Final stage diagnosis in control unit:

Incorrect voltage level at outputs B 6 and/or B 7 in control unit recognized during initialisation (5 V instead of 0 V).

· Fault 72 is stored immediately after the initialisation test.

If the final stage diagnosis of the control unit has recognized an interruption in the EST A ignition signal lead, the injectors for the cylinder pair 1-4 are switched off (engine runs on two cylinders)

If the final stage diagnosis of the control unit has recognized an interruption in the EST B ignition signal lead, the injectors for the cylinder pair 2-3 are switched off (engine runs on two cylinders)

If an interruption is recognized in both ignition signal leads, all injectors are switched off (engine does not run).