Unit disassembly and assembly
PrecautionP0117, P0118 ECT Sensor
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0117
ECT SEN/CIRC
(Engine coolant temperature
sensor 1 circuit low)
An excessively low voltage from the engine
coolant temperatu ...
Intake manifold tuning system
INTAKE MANIFOLD TUNING SYSTEM : System
Description
SYSTEM DIAGRAM
SYSTEM DESCRIPTION
This system switches the length of intake air path according to the
low-to-medium speed range or high speed
range. Torque is increased in the low-to-medium speed range and the engine
output is improved ...
Ambient sensor signal circuit
Description
It detects outside air temperature and converts it into a resistance value
which is then input into the combination
meter.
Diagnosis Procedure
Regarding wiring diagram information, refer to mwi-28, "wiring diagram".
1.Check ambient sensor signal circuit
Turn igniti ...