CAT 3406E (Prefix 5DS or 1LW) Fault Code: 56 PID: 231 SPN: FMI: 11 J1939 Data Link Fault
This condition indicates that the SAE J1939 Data Link is not communicating correctly.
Probable Causes:
1) ECM Connection/Harness
2) Another device on the J1939 is causing problems (ABS, VORAD, Cab controller, etc…)
3) Wiring from data link connector to ECM
-
CAT ET 2021A (Caterpillar Electronic Technician) + Factory Password (1 PC )
CAT $65.00Rated 0 out of 5 -
PF Diagnose 2.0.2.23 Diagnostics Software 2013 – Full Heavy & Medium Duty with OBDII Support – Online Installation Service
PF Diagnose $60.00Rated 0 out of 5
Related products
-
10 IN 1 FOR CAT SIS Caterpillar 2021 Full Service Dealer INCLUDING CAT 2019 C
CAT $110.00Rated 0 out of 5 -
CAT 3126B Fault Code: 231-02 PID: Flash Code 58 SPN: 639 FMI: 2 J1939 Data Incorrect
3126BRated 0 out of 5 -
CAT 3126B Fault Code: 168-00 PID: Flash Code 51 SPN: 168 FMI: 0 Excessive ECM Battery Power
3126BRated 0 out of 5 -
CAT 3126B Fault Code: 252-11 PID: Flash Code 59 SPN: 631 FMI: 11 Incorrect Engine Software
3126BRated 0 out of 5 -
CAT 3126B Fault Code: 111-01 PID: Flash Code 62 SPN: 111 FMI: 17 Low Coolant Level Warning
3126BRated 0 out of 5