[regular guy]

272D - P0056

272D - P0056
Information saved in	DME
Fault code	272D - P0056
Fault text	Oxygen sensor, output-stage diagnosis, heater behind cat., bank 2
Fault description	HO2S Heater Control Circuit (Bank 2 Sensor 2)
Condition for fault identification	Test condition: Driver info includes OPENLOAD
.	Terminal condition: none
.	Voltage condition: none
Condition for fault memory entry	100 ms
Action in service	1. Check plug and wiring harness on post-cat sensor LSNK B2,
.	2. If OK replace sensor
Fault effect and breakdown warning	MIL on after engine runs 2x
Driver information	Warning light: MIL
Service instruction	none

272D - P0057

272D - P0057
Information saved in	DME
Fault code	272D - P0057
Fault text	Oxygen sensor, output-stage diagnosis, heater behind cat., bank 2
Fault description	HO2S Heater Control Circuit Low (Bank 2 Sensor 2)
Condition for fault identification	Test condition: Driver info includes short circuit to ground
	Terminal condition: none
	Voltage condition: None
Condition for fault memory entry	100 ms
Action in service	1. Check plug and wiring harness on post-cat sensor LSNK B2,
	2. If OK replace sensor
Fault effect and breakdown warning	MIL on after engine runs 2x
Driver information	Warning light: MIL
Service instruction	None

272D - P0058

272D - P0058
Information saved in	DME
Fault code	272D - P0058
Fault text	Oxygen sensor, output-stage diagnosis, heater behind cat., bank 2
Fault description	HO2S Heater Control Circuit High (Bank 2 Sensor 2)
Condition for fault identification	Test condition: Driver info includes short circuit to battery voltage
	Terminal condition: none
	Voltage condition: None
Condition for fault memory entry	100 ms
Action in service	1. Check plug and wiring harness on post-cat sensor LSNK B2,
	2. If OK replace sensor
Fault effect and breakdown warning	MIL on after engine runs 2x
Driver information	Warning light: MIL
Service instruction	None