General Information

AFLS(LED)
B1953 AXLE Sensor Fault - General Information

Component Location





General Description

As for Non Air Suspension Vehicles, by using Height sensors mounted with front & rear vehicle body,AFLS ECU receives some PWM signals according to the load(goods/passenger) and changes of a slope.

DTC Description

When monitoring an output signal error of VLS or a Power status, if these signal are abnormal, AFLS ECU sets this code B1953.

DTC Detecting Condition





Diagnostic Circuit Diagram





Signal Waveform & Data




Fig.1) The PWM waveform for Height sensor