3. Detect Malfunctioning Part
Check the following.
- Fuse block (J/B) No. 1 connector M1
- Fuse block (J/B) No. 2 connectors M143, M145
- Joint connector-19
- 15A fuses
- Harness for open or short between fuse and fuel pump relay
: Repair open circuit or short to ground or short to power in harness or connectors.