Hyundai Sonata: ETC (Electronic Throttle Control) System. Troubleshooting - Engine Control System - Engine Control/Fuel SystemHyundai 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:

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    Output Speed Sensor. Description and Operation
    Description - Integrated one unit for input & output speed sensor - Differential current type (low: 7mA, high: 14mA) - Failsafe: 4th gear hold (D), 2nd ~ 4th manual shift (S) ...

    Rear Stabilizer Bar. Repair procedures
    Replacement 1. Remove the rear wheel & tire. Tightening torque: 88.3 ~ 107.9 N.m (9.0 ~ 11.0 kgf.m, 65.1 ~ 79.6 lb-ft) ...