Dtc/circuit diagnosis
Can communication circuit
Main line between ipdm-e and dlc circuitP1078 EVT Control position sensor
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1078
EXH TIM SEN/CIRC-B1
(Exhaust valve timing control
position sensor circuit
bank 1)
An excessively high or low voltage from
...
P2138 APP Sensor
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P2138 is displayed with DTC P0643, first perform the trouble
diagnosis for DTC P0643. Refer to
EC-353, "DTC Logic".
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
...
P014C, P014D, P015A, P015B A/F Sensor 1
DTC Logic
DTC DETECTION LOGIC
To judge the malfunction of A/F sensor 1, this diagnosis measures response
time of the A/F signal computed
by ECM from the A/F sensor 1 signal. The time is compensated by engine operating
(speed and load), fuel
feedback control constant, and the A/F sensor 1 tem ...