Other information:
DTC Description
DTC DETECTION LOGICAn excessively high or low voltage from the sensor is sent to ECM. DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P1078
EXH TIM SEN/CIRC-B1
[Exhaust valve timing (EVT) control position sensor (bank 1) circuit]
Diagnosis condition
Start engine and let it idle
Signal (terminal)
Voltage signal transmitted from EVT control position sensor to ECM
Threshold
An excessively high or low voltage from the sensor is sent to ECM
Diagnosis delay time
—
P1084
EXH TIM SEN/CIRC-B2
[Exhaust valve timing (EVT) control position sensor (bank 2) circuit]
Diagnosis condition
Start engine and let it idle
Signal (terminal)
Voltage signal transmitted from EVT control position sensor to ECM
Threshold
An excessively high or low voltage from the sensor is sent to ECM
Diagnosis delay time
—
POSSIBLE CAUSEDTC P1078
Harness or connectors [EVT control position sensor (bank 1) circuit is open or shorted...
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0778
PC SOLENOID B
(Pressure Control Solenoid “B” Electrical)
Diagnosis condition
TCM power supply voltage: More than 11 V
Signal
—
Threshold
TCM judges that solenoid valve circuit is shorted to ground
Diagnosis delay time
Maintained for 1 second
POSSIBLE CAUSE
Harness or connector (Secondary pressure solenoid valve circuit is shorted to ground)
Secondary pressure solenoid valve
FAIL-SAFE
Selector shock is large
Start is slow
Acceleration is slow
Lock-up is not performed
DTC Confirmation Procedure
CAUTION:
Always drive vehicle at a safe speed...