Subaru Legacy BN/BS (2015-2019) Service Manual: Radiator fan system

Installation

1. RADIATOR FAN CONTROL MODULE (MAIN)1. Install the radiator fan control module (main), and install the bolts securing the radiator fan control module (main).Tightening torque:2.6 N·m (0.3 kgf- ...

Radiator fan control output waveform

(A)5 V ...

Other materials:

Dtc b1878 short in front seat cushion airbag lh (to +b)
DIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Short circuit failure in power supply (shorted in main harness power supply, shorted in front seat cushion airbag LH power supply, shorted in airbag CM internal circuit power supply)CAUTION:Before performing diagnosis ...