Diagnostic comparisons

Diagnostic knowledge search

23,879 code identifiers with scoped meanings, and 54,261 enhanced signal definitions. No VIN or personal information is needed.

Diagnostic explainers

Pending, stored and permanent codes · Enhanced PIDs and Mode 22

Code or signal meaning

Reference

Brand context

78,140 matches

Page 781 · 23401–23430 shown

U1507

LIN transmission error ETACS

1 reference families · Dodge / Mitsubishi

U1510

(K9 Body Control Module) LIN Bus 1 Lost Communication With Device 0 (B67 Ultrasonic Intrusion Sensor)

1 reference families · GM

U1511

(K26 Headlamp Control Module) LIN Bus 1 Lost Communication With Device 1 (E13L Headlamp Assembly Left)

1 reference families · GM

U1512

(K26 Headlamp Control Module) LIN Bus 1 Lost Communication With Device 2 (E13L Headlamp Assembly Left)

1 reference families · GM

U1513

(K26 Headlamp Control Module) LIN Bus 1 Lost Communication With Device 3 (E13L Headlamp Assembly Left)

1 reference families · GM

U1514

(K26 Headlamp Control Module) LIN Bus 1 Lost Communication With Device 4 (E13L Headlamp Assembly Left)

1 reference families · GM

U1515

(K9 Body Control Module) LIN Bus 1 Lost Communication With Device 5 (M75 Windshield Wiper Motor)

1 reference families · GM

U1516

(K9 Body Control Module) LIN Bus 1 Lost Communication With Device 6 (B110 Battery Sensor Module)

1 reference families · GM

U1517

(K9 Body Control Module) LIN Bus 1 Lost Communication With Device 7 (Sunroof Sunshade Module)

1 reference families · GM

U1519

(K40 Seat Memory Control Module) LIN Bus 1 Lost Communication With Device 9 (S52 Outside Rearview Mirror Switch)

1 reference families · GM

U151A

(K9 Body Control Module) LIN Bus 1 Lost Communication With Device 10 (B117 Windshield Outside Moisture Sensor)

1 reference families · GM

U151B

(K9 Body Control Module) LIN Bus 1 Lost Communication With Device 11 (K61 Sunroof Control Module)

1 reference families · GM

U1520

(K9 Body Control Module) LIN Bus 2 Lost Communication With Device 0 (P25 Power Sounder Content Theft Deterrent Alarm Module)

1 reference families · GM

U1521

(K26 Headlamp Control Module) LIN Bus 2 Lost Communication With Device 1 (E13R Headlamp Assembly Right)

1 reference families · GM

U1522

(K9 Body Control Module) LIN Bus 2 Lost Communication With Device 2 (K65 Tire Pressure Indicator Module)

1 reference families · GM

U1523

(K26 Headlamp Control Module) LIN Bus 2 Lost Communication With Device 3 (E13R Headlamp Assembly Right)

1 reference families · GM

U1524

(K9 Body Control Module) LIN Bus 2 Lost Communication With Device 4 (Front Seat Heating Control Module)

1 reference families · GM

U1526

(K9 Body Control Module) LIN Bus 2 Lost Communication With Device 6 (Rear Seat Heating Control Module)

1 reference families · GM

U152C

(K9 Body Control Module) LIN Bus 2 Lost Communication With Device 12 (K18 Electronic Compass Module)

1 reference families · GM

U152D

(K9 Body Control Module) LIN Bus 2 Lost Communication With Device 13 (S3 Automatic Gearbox Change Lever)

1 reference families · GM

U1530

(K9 Body Control Module) LIN Bus 3 Lost Communication With Device 0 (M74P Window Motor - Passenger)

1 reference families · GM

U1532

LIN Rain autolight ECU

1 reference families · Dodge / Mitsubishi

U1534

(K9 Body Control Module) LIN Bus 3 Lost Communication With Device 4 (M74D Window Motor - Driver)

1 reference families · GM

U1538

(K9 Body Control Module) LIN Bus 3 Lost Communication With Device 8 (S79D Window Switch - Driver)

1 reference families · GM

U153A

(K9 Body Control Module) LIN Bus 3 Lost Communication With Device 10 (S79P Window Switch - Passenger)

1 reference families · GM

U1540

(K9 Body Control Module) LIN Bus 4 Lost Communication With Device 0 (M74Right Rear Window Motor - Right Rear)

1 reference families · GM

U1544

(K9 Body Control Module) LIN Bus 4 Lost Communication With Device 4 (M74Left Rear Window Motor - Left Rear)

1 reference families · GM

U1548

(K9 Body Control Module) LIN Bus 4 Lost Communication With Device 8 (S79Left Rear Window Switch - Left Rear)

1 reference families · GM

U154A

(K9 Body Control Module) LIN Bus 4 Lost Communication With Device 10 (S79Right Rear Window Switch - Right Rear)

1 reference families · GM

U154B

(K9 Body Control Module) LIN Bus 4 Lost Communication With Device 11 (K49 Rear Seat Control Module)

1 reference families · GM

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OBD Lens reference library · catalog legacy-owner-2026-11-02-v84-evidence. Sources and scope