Toyota Corolla Cross: M20a-fxs (engine Control)

 Lost Communication with ECM/PCM "A" Missing Message (U010087,U013187,U014087,U015587,U016387)

DESCRIPTION These DTCs are stored when the CAN communication system is malfunctioning. DTC No. Detection Item DTC Detection Condition Trouble Area Memory U010087 Lost Communication with ECM/PCM "A" Missing Message Diagnosis Condition: IG voltage 8.5 V or

 Output Speed Sensor Circuit Short to Battery (P072012,P072014,P072031)

DESCRIPTION The transmission revolution sensor (NOUT) detects the output shaft speed and sends it to the TCM. The TCM determines if belt mode has been entered by comparing the transmission revolution sensor (NOUT) and (NSS) signals. DTC No. Detection Item DTC