Pcm Code E051, Mem-Cal Error

Ensure MEM-CAL is fully inserted in socket. If MEM-CAL is fully inserted, replace MEM-CAL, clear memory and recheck. If PCM Code E051 reappears, replace PCM.

See cautions under ELECTRONIC CONTROL MODULE (ECM) in N - REMOVE/INSTALL/OHAUL article in this Section & when replacing MEM-CAL or PCM.

Fig 1: PCM Code E051, Schematic, MEM-CAL Error

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