ENGINE CONTROL TROUBLE CODE
Lambda sensor cylinder 1 - the signal wire has a short circuit to plus (terminal 30)
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 1 is disconnected. (
Lambda sensor cylinder 1 - check the signal wire for a short circuit to plus (terminal 30).
–
Measure the voltage between the specified points.
Break Out Box AO pin 11 – Measuring point Ground (−)
Voltage
»
If the specifications have not been met:
–
Check the cable from EFI control unit connector AO (
plus (terminal 30).
»
If the specifications have been met:
–
Check the next possible cause:
Lambda sensor cylinder 1 - the signal wire has a short circuit to ignition plus (terminal 15) (
Lambda sensor cylinder 1 - the signal wire has a short circuit to ignition plus (terminal 15)
Lambda sensor cylinder 1 - the signal wire has a short circuit to the sensor power supply
p. 227)
p. 62)
600850-11
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 1 is disconnected. (
Lambda sensor cylinder 1 - check the signal wire for a short circuit to ignition plus
(terminal 15).
–
Measure the resistance between the specified points.
Break Out Box AO pin 11 – Break Out Box AO pin 20
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 1 - the signal wire has a short circuit to the sensor
power supply (
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 1 is disconnected. (
400658-10
< 0.1 V
p. 392) pin 11 to connector CA (
p. 227)
∞ Ω
p. 396) pin 4 for a short circuit to ignition plus (terminal 15).
p. 280)
p. 227)
p. 396) pin 4 for a short circuit to
p. 280)
p. 62)
p. 392) pin 11 to con-
p. 62)
280