MSS60 Error: 2B55, P1602, P1681, P1689, P1691, P16B3

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2B55 - P1689

Information saved in DME
Fault code 2B55 - P1689
Fault text Control module, internal fault
Fault description Electronic Throttle Control Monitor Level 2/3 Torque Calculation Error
Condition for fault identification Test condition: Deviations too large (KF_MD_KUPP_OFF_E2, K_MD_E2_IST_SCHW, ...)
Terminal condition: Terminal 15
Voltage condition: None
Condition for fault memory entry 10 ms/100 ms
Action in service 1. Clear fault memory
2. Update DME
3. Replace DME
Fault effect and breakdown warning CC message
Engine speed limited
Reduced power
MIL after engine runs 2x
Driver information Warning light: MIL, EML, CC message, backup program
Service instruction None


2B55 - P1681

Information saved in DME
Fault code 2B55 - P1681
Fault text Control module, internal fault
Fault description Electronic Throttle Control Monitor Level 2/3 Engine Speed Calculation Error
Condition for fault identification Test condition: Internal rpm deviation within control module of K_N_E2_DELTA for a period of 0.5 sec. (K_N_E2_T_MAX)
Terminal condition: Terminal 15
Voltage condition: None
Condition for fault memory entry 10 ms/100 ms
Action in service 1. Clear fault memory
2. Update DME
3. Replace DME
Fault effect and breakdown warning CC message
Engine speed limited
Reduced power
MIL after engine runs 2x
Driver information Warning light: MIL, EML, CC message, backup program
Service instruction None


2B55 - P1691

Information saved in DME
Fault code 2B55 - P1691
Fault text Control module, internal fault
Fault description Electronic Throttle Control Monitor Level 2/3 Motorised Throttle Control Engine Speed Limitation Error
Condition for fault identification Test condition: Implausible data
Terminal condition: Terminal 15
Voltage condition: None
Condition for fault memory entry 10 ms/100 ms
Action in service 1. Clear fault memory
2. Update DME
3. Replace DME
Fault effect and breakdown warning CC message
Engine speed limited
Reduced power
MIL after engine runs 2x
Driver information Warning light: MIL, EML, CC message, backup program
Service instruction None


2B55 - P16B3

Information saved in DME
Fault code 2B55 - P16B3
Fault text Control module, internal fault
Fault description Control Module Self-Test, MSR (Engine-Drag-Torque Control) Monitoring
Condition for fault identification Test condition: Implausible data
Terminal condition: Terminal 15
Voltage condition: None
Condition for fault memory entry 10 ms/100 ms
Action in service 1. Clear fault memory
2. Update DME
3. Replace DME
Fault effect and breakdown warning CC message
Engine speed limited
Reduced power
MIL after engine runs 2x
Driver information Warning light: MIL, EML, CC message, backup program
Service instruction None


2B55 - P1602

Information saved in DME
Fault code 2B55 - P1602
Fault text Control module, internal fault
Fault description Control Module Self-Test, Control Module Defective
Condition for fault identification Test condition: Implausible data
Terminal condition: Terminal 15
Voltage condition: None
Condition for fault memory entry 100 ms
Action in service 1. Clear fault memory
2. Update DME
3. Replace DME
Fault effect and breakdown warning CC message
Engine speed limited
Reduced power
MIL after engine runs 2x
Driver information Warning light: MIL, EML, CC message, backup program
Service instruction None