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Possible Causes

Possible Causes 
INTERMITTENT DTC
(F855) 5 VOLT SUPPLY CIRCUIT SHORTED TO GROUND
(K23) APP SIGNAL 1 CIRCUIT SHORTED TO GROUND
(F855) 5 VOLT SUPPLY CIRCUIT SHORTED TO (K167) APP SENSOR GROUND 1 CIRCUIT
(K23) APP SIGNAL 1 CIRCUIT SHORTED TO (K167) APP SENSOR GROUND 1 CIRCUIT
(F855) 5 VOLT SUPPLY CIRCUIT OPEN OR HIGH RESISTANCE
(K23) APP SIGNAL 1 CIRCUIT OPEN OR HIGH RESISTANCE
ACCELERATOR PEDAL POSITION SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding.