Mazda 6 Service Manual: Dtc b1881, b1882, b1883, b1886

Dtc b1877, b1878, b1879, b1885

Dtc b1884, b1890

Other materials:

Mazda 6 Service Manual: Woofer inspection
1. Inspect for continuity between the audio amplifier connector terminals and woofer connector terminals using an ohmmeter. If not as specified, replace the related wiring harnesses. 2. Verify that there is battery positive voltage at the woofer connector terminal A (4SD) or C (5HB) u ...

Mazda 6 Service Manual: Foreword
Outline There are two on-board diagnostic functions: Operation mode, which inspects for and indicates correct operation of the input signals to the control module, and condition detection mode, which indicates troubles in the system. The two functions can be done using either of the f ...