Conditions for Setting the DTC

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.

B1370 01

Ignition circuit is shorted to voltage.

B1370 04

Ignition circuit is open.
Ignition, accessory, or off/run/crank circuit shorted to ground.
B+ circuit of the ignition switch is open or shorted to ground.
Ignition relay control circuit open, including relay coil and ground.

B1380 01

Ignition, accessory circuit is shorted to voltage.

B1380 04

Ignition, accessory circuit is open.
Ignition, accessory, or off/run/crank circuit shorted to ground.
B+ circuit of the ignition switch is open or shorted to ground.

B1441 01

Ignition, off/run/crank signal circuit is shorted to voltage.

B1441 04

Ignition, off/run/crank signal circuit is open.