MSS60 Error: 27C6, P2096

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27C6 - P2096

Information saved in DME
Fault code 27C6 - P2096
Fault text Oxygen sensor, adaptation, trim control, bank 1
Fault description Post Catalyst Fuel Trim System Too Lean (Bank 1)
Condition for fault identification Test condition: Adaptation value reaches MIN limit and hangs in this position
Terminal condition: Engine running
Voltage condition: Battery voltage > 9.8V (k_diag_tr_ub_min)
Condition for fault memory entry Counter for recognition at adaptation limit >= (2x) K_LA_TRIM_DIAG_I_AD_MAX_SCHW
Action in service 1. Check the fuel system and the exhaust system for leaks
2. Check pre-cat and post-cat sensors and replace as indicated
Fault effect and breakdown warning MIL on after engine runs 2x
Driver information Warning light: MIL
Service instruction none