Operation CHARM: Car repair manuals for everyone.

P1807

P1807 Vehicle Speed Sensor (A/T)

Description
The transmission control module (TCM) transmits the output shaft revolution signal via CAN communication to Transfer control unit. DTC P1807 will set when a malfunction is detected in the output shaft revolution signal or an improper signal is input while driving.

DTC Logic

DTC DETECTION LOGIC





DTC CONFIRMATION PROCEDURE

Step 1:





Diagnosis Procedure

Steps 1-3: