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DTC B1DA1-14; Top Lock Motor Circuit Malfunction: Notes

Description

Top lock motor circuit malfunction

Detection condition

The retractable fastback control module cannot receive a signal from the top lock motor while the top lock motor is operating.

Fail-safe

Stops retractable fastback operation

Possible cause

Open circuit in wiring harness between the following terminals:
- Retractable fastback control module terminal 2B and top lock motor terminal E
- Retractable fastback control module terminal 2F and top lock motor terminal A
- Retractable fastback control module terminal 1B and DC-DC converter (i-ELOOP) terminal 4A

CABIN+ 50 A fuse malfunction
RHT L 30A fuse malfunction
Short to ground in wiring harness between the following terminals:
- Retractable fastback control module terminal 2B and top lock motor terminal E
- Retractable fastback control module terminal 2F and top lock motor terminal A

Retractable fastback control module malfunction
Top lock motor malfunction

Fig 1: Retractable Fastback Control Module Communication Diagram (B1DA1 14)

G11275651

Courtesy of MAZDA MOTORS CORP.