Komatsu SDA6D140E-3 - Error Code [E-74] [Disconnection in Fuel Supply Pump PCV1 System]

12-242
140-3 SERIES
TROUBLESHOOTING E-22
E-22 Error code [E-74] [Disconnection in fuel supply pump PCV1 system]
Table 1
E-22 Related electrical circuit diagram
CN7 (male) Resistance value
Between (10) and (11) 2.3 – 5.3 Ω
Between (1)(2) and ground Min. 1 MΩ