Difference between revisions of "MSS60 Error: 2739, P2430, P2432, P2433"

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Latest revision as of 22:08, 11 January 2015


2739 - P2433

Information saved in DME
Fault code 2739 - P2433
Fault text Air-mass sensor, secondary air, electrical diagnosis
Fault description Secondary Air Injection System Air Flow/Pressure Sensor Circuit High (Bank 1)
Condition for fault identification Test condition: Air mass > 70 kg/h (K_SL_ML_HFM_DIAG_MAX)
Terminal condition: Engine running
Voltage condition: None
Condition for fault memory entry 5 ms
Action in service 1. Check plug and wiring harness on Mini-HFM
2. Replace Mini-HFM
Fault effect and breakdown warning MIL on after engine runs 2x
Driver information Warning light: MIL
Service instruction None


2739 - P2432

Information saved in DME
Fault code 2739 - P2432
Fault text Air-mass sensor, secondary air, electrical diagnosis
Fault description Secondary Air Injection System Air Flow/Pressure Sensor Circuit Low (Bank 1)
Condition for fault identification Test condition: Air mass < -10kg/h (K_SL_ML_HFM_DIAG_MIN)
Terminal condition: Engine running
Voltage condition: None
Condition for fault memory entry 5 ms
Action in service 1. Check plug and wiring harness on Mini-HFM
2. Replace Mini-HFM
Fault effect and breakdown warning MIL on after engine runs 2x
Driver information Warning light: MIL
Service instruction None


2739 - P2430

Information saved in DME
Fault code 2739 - P2430
Fault text Air-mass sensor, secondary air, electrical diagnosis
Fault description Secondary Air Injection System Air Flow/Pressure Sensor Circuit (Bank 1)
Condition for fault identification Test condition: Air mass > 0.5 kg/h (K_SL_ML_HFM_OFFSET_MIN)
Terminal condition: Engine off
Voltage condition: None
Condition for fault memory entry 5 ms
Action in service 1. Check plug and wiring harness on Mini-HFM
2. Replace Mini-HFM
Fault effect and breakdown warning MIL on after engine runs 2x
Driver information Warning light: MIL
Service instruction None