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:
Relay Box (Engine Compartment). Schematic Diagrams
Circuit Diagram
...
Muffler. Repair procedures
Removal and Installation
1.
Remove the front muffler (B) after disconnecting
the oxygen sensor connector (A) (ULEV only).
Tightening torque:
...
Specifications
Specifications
Item
Specification
Power source
DC 14.4V (-) ground
Frequency range / Channel space
FM : 87.9 ~ 107.9 ...