23209-31100

1. [
2. {
3. "step": 1,
4. "title": "Depressurize Fuel System via Toyota Techstream or Fuel Relay",
5. "instruction": "Depressurize high-pressure fuel rail using diagnostic scanner or by removing fuel pump relay. Disconnect negative battery ground cable."
6. },
7. {
8. "step": 2,
9. "title": "Intake Manifold & Surge Tank Removal",
10. "instruction": "Remove upper aluminum intake surge tank plenum, vacuum lines, and throttle body wiring to access Bank 1 and Bank 2 high-pressure fuel rails."
11. },
12. {
13. "step": 3,
14. "title": "High-Pressure Delivery Pipe Removal",
15. "instruction": "Unscrew high-pressure fuel feed pipe unions using backup wrenches on hex flats. Remove fuel rail bracket mounting bolts."
16. },
17. {
18. "step": 4,
19. "title": "Direct Injector Extraction & Cylinder Head Bore Prep",
20. "instruction": "Remove injector hold-down clamps and pull direct injectors straight from head. Clean carbon deposits from injector well seats using brass tools."
21. },
22. {
23. "step": 5,
24. "title": "New Injector Installation & Torque Procedure",
25. "instruction": "Install new Denso 23209-31100 injectors with new Teflon seals. Tighten hold-down clamp bolts evenly to 10 N·m (89 in-lb), and fuel pipe union bolts to 30 N·m (22 lb-ft)."
26. }
27. ]

Основные диагностические коды неисправностей (DTC), возникающие при износе, замыкании цепи или отклонении калибровки данной форсунки Common Rail: