KTM 1190 RC8 R EU/UK 2009 Repair Manual page 288

ENGINE CONTROL TROUBLE CODE
Lambda sensor cylinder 2 - the signal wire has an open
Condition
The ignition is off.
The EFI control unit is disconnected. (
The break out box is connected to the wiring harness.
Lambda sensor for cylinder 2 is disconnected. (
Lambda sensor cylinder 2 - check the signal wire for opens.
–
Measure the resistance between the specified points.
Break Out Box AO pin 12 – Lambda sensor cylinder 2, connector CA pin 4
Resistance
» If the specifications have not been met:
–
Check EFI control unit connector AO (
–
Check the cable from EFI control unit connector AO (
» If the specifications have been met:
–
Check the next possible cause:
Lambda sensor cylinder 2 - the ground wire has an open (
Lambda sensor cylinder 2 - the ground wire has an open
Condition
The ignition is off.
The EFI control unit is disconnected. (
The break out box is connected to the wiring harness.
Lambda sensor for cylinder 2 is disconnected. (
Lambda sensor cylinder 2 - check the ground wire for opens.
–
Measure the resistance between the specified points.
Break Out Box AO pin 7 – Lambda sensor cylinder 2, connector CA pin 3
Resistance
Lambda sensor cylinder 2 - check the signal wire for a short circuit to the sensor power
supply.
–
Measure the resistance between the specified points.
Break Out Box AO pin 12 – Break Out Box AO pin 1
Resistance
» If the specifications have not been met:
–
Check the cable from EFI control unit connector AO (
nector CA (
600850-11
» If the specifications have been met:
–
Check the next possible cause:
Lambda sensor cylinder 2 - the signal wire has an open (
p. 227)
p. 62)
600850-11
p. 392) pin 12 and connector CA pin 4.
p. 227)
p. 62)
600850-11
∞ Ω
p. 396) pin 4 for a short circuit to the sensor power supply.
400646-10
≤ 0.6 Ω
p. 392) pin 12 to connector CA pin 4 for opens.
p. 286)
400646-10
≤ 0.6 Ω
286
p. 392) pin 12 to con-
p. 286)