MSS60 Error: 27B2, P1412

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27B2 - P1412

Information saved in DME
Fault code 27B2 - P1412
Fault text Secondary air system flow rate, main branch
Fault description Secondary Air Pump/Secondary Air Valve Large Leak
Condition for fault identification Test condition: sls_obdh_mdf_max_intg_norm (after roughly 30s) < K_SLS_OBDH_MDF_MIN_DEF and
. sls_obdh_lam_asv_intg_norm < k_SLS_OBDH_MDF_1_MAG and > k_SLS_OBDH_MDF_2_MAG or
. Terminal condition: Engine running
. Voltage condition: Battery voltage > 10.8 V (k_sls_obd_ub_min)
Condition for fault memory entry 30000 ms
Action in service 1. Check main harness for leaks and replace secondary air line as indicated
Fault effect and breakdown warning MIL is on after 2x engine cold start
Driver information Warning light: MIL
Service instruction None