DTC NO | DIAGNOSTIC ITEM | |
P0722 | PULSE GENERATOR B | - Open, short- |
Detects number of revolutions of the transfer driven gear to monitor vehicle speed.
Detection condition | Possible cause | Check item |
● Vehicle speed sensor speed>30 km/h ● Engine speed>3,000 rpm ● Shift position : 2nd, 3rd or 4th gear | ● Malfunction of PG-B ● Malfunction of connector ● Malfunction of PCM ● Malfunction of transfer driven gear | ● Open in PG-B circuit ● Malfunction of PG-B ● Noise in signal (Poor or defective shielding) ● Chattering of vehicle speed sensor |
SYMPTOM ● Shift shock during 2nd and 4th gear shifting ● When fail-safe code P0722 is generated, automatic transaxle will hold in 3rdgear (D) or 2nd gear (2,L) ● Codes P0731, P0732, P0733 and P0734 may also be set |