MSS60 Error: 2B26, P155C, P155D, P155E, P155F

Information saved in	DME
Fault code	2B26 - P155C
Fault text	Throttle-valve monitoring, bank 2
Fault description	Throttle Actuator Monitoring Dissimilar Desired Values (Bank 2)
Condition for fault identification	Test condition: Difference too large
	Terminal condition: TERM87
	Voltage condition: Battery voltage > 6.8V (k_egas_can_ed_ub_min)
Condition for fault memory entry	300 ms
Action in service	1. Clear fault memory, EDR electronic throttle valve control system test
	2. Check plug, wiring harness and power supply to EDR2
	3. Replace EDR2
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

Information saved in	DME
Fault code	2B26 - P155D
Fault text	Throttle-valve monitoring, bank 2
Fault description	Throttle Actuator Monitoring Incorrect Actual Value (Bank 2)
Condition for fault identification	Test condition: Difference too large
	Terminal condition: TERM87
	Voltage condition: Battery voltage > 6.8V (k_egas_can_ed_ub_min)
Condition for fault memory entry	300 ms
Action in service	1. Clear fault memory, EDR electronic throttle valve control system test
	2. Check 2nd plug, wiring harness and power supply for throttle valve DK2, EDR2 and DME,
	3. Replace DK2
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

Information saved in	DME
Fault code	2B26 - P155E
Fault text	Throttle-valve monitoring, bank 2
Fault description	Throttle Actuator Monitoring Actual Value / Desired Value Correlation (Bank 2)
Condition for fault identification	Test condition: Difference too large
	Terminal condition: TERM87
	Voltage condition: Battery voltage > 6.8V (k_egas_can_ed_ub_min)
Condition for fault memory entry	350 ms
Action in service	1. Clear fault memory, EDR electronic throttle valve control system test
	2. Check plug, wiring harness and power supply to throttle valve DK2 and EDR2
	3. Check throttle valve assembly B2 for mechanical stiction
	4. Replace DK2
	5. Replace EDR2
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

Information saved in	DME
Fault code	2B26 - P155F
Fault text	Throttle-valve monitoring, bank 2
Fault description	Throttle Actuator Monitoring Reset Error (Bank 2)
Condition for fault identification	Test condition: Not identical for too long
	Terminal condition: TERM87
	Voltage condition: Battery voltage > 6.8V (k_egas_can_ed_ub_min)
Condition for fault memory entry	250 ms
Action in service	1. Clear fault memory, EDR electronic throttle valve control system test
	2. Check plug, wiring harness and power supply to EDR2
	3. Replace EDR2
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