Hyundai Sonata: ETC (Electronic Throttle Control) System. Troubleshooting
Fail-Safe Mode
|
Item |
Fail-Safe |
|
|
ETC Motor |
Throttle valve stuck at 5° |
|
|
TPS |
TPS 1 fault |
ECM looks at TPS2 |
|
TPS 2 fault |
ECM looks at TPS1 |
|
|
TPS 1,2 fault |
Throttle valve stuck at 5° |
|
|
APS |
APS 1 fault |
ECM looks at APS 2 |
|
APS 2 fault |
ECM looks at APS 1 |
|
|
APS 1,2 fault |
Throttle valve stuck at 5° |
|
When throttle value is stuck at 5°, engine speed is limited at
below 1,500rpm and vehicle speed at maximum 40 ~ 50 km/h (25 ~ 31 mph)
|
ETC (Electronic Throttle Control) System. Description and Operation
Description
The Electronic Throttle Control (ETC) System consists of a throttle body
with an integrated control motor and throttle position sensor (TPS). Instead
of the traditional throttle ...
ETC (Electronic Throttle Control) System. Specifications
Specification
[Throttle Position Sensor (TPS)]
Throttle Angle(°)
Output Voltage(V)
TPS1
TPS2
0
0.0
5.0
...
See also:
Repair procedures
On-vehicle Inspection
Spark Test
1.
Disconnect the ignition coil connectors (A).
2.
Remove the ignition coils (A).
...
Camshaft Position Sensor (CMPS). Troubleshooting
Wave Form
...
Illuminated engine start/stop button
Whenever the front door is opened, the engine start/stop button will illuminate
for your convenience. The light will go off after about 30 seconds when the door
is closed. ...
