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F2:Trouble Codes - Trouble Code No. 51 Replace ECU or Prom Opel Tigra A

Multec- S X 14 XE / X 16 XE(L) F2:TROUBLE CODES

Trouble CodeInformation Sensor Cause of FaultRemedy in F0:DATA LIST No.Trouble Code Storage when...
51REPLACE ECU OR PROM-· Self- test of program memory

he test sum calculated by the control unit and the number stored in the program memory (EPROM) do not match.

or

The identification number for the program memory read by the control unit is incorrect.

· The fault is recognised immediately

Effects:

· The engine does not start.

· The engine telltale is ON

Note:

If trouble code 51 has been recognised, carry out following instructions:

Disconnect battery;

Reconnect battery;

Erase trouble code and read out trouble codes again;

If trouble code 51 occurs again: replace program memory;

Erase trouble code and read out trouble codes again;

If trouble code 51 occurs again: replace control unit;