You likely have other codes that your scanner is not reading. The ETC relies on the ABS sensors. Could be a wiring problem but get it scanned with a scanner that can read all the electronic modules.
28 - DTC-Based Diagnostics / MODULE, Powertrain Control (PCM), 2.0L / Diagnosis and Testing
P2127-ACCELERATOR PEDAL POSITION SENSOR 2 CIRCUIT LOW
When Monitored and Set Conditions
When Monitored: This diagnostic runs continuously when the following conditions are met:
•With the ignition on.
•Battery voltage greater than 10.4 volts.
•The Powertrain Control Module (PCM) detects that the APP Sensor 2 input voltage is below the minimum acceptable value.
•The MIL light will illuminate.
•The ETC light will flash.
5-VOLT SUPPLY CIRCUIT OPEN OR SHORTED TO GROUND
APP SENSOR 2 SIGNAL CIRCUIT SHORTED TO GROUND
APP SENSOR 2 SIGNAL CIRCUIT SHORTED TO THE APP SENSOR 1 RETURN CIRCUIT
APP SENSOR 2 SIGNAL CIRCUIT SHORTED TO THE APP SENSOR 2 RETURN CIRCUIT
APP SENSOR 2 SIGNAL CIRCUIT OPEN/HIGH RESISTANCE
APP SENSOR 2 GROUND CIRCUIT OPEN/HIGH RESISTANCE
POWERTRAIN CONTROL MODULE (PCM)