BOSCH
12636111
Visa spec.
SolenoidGM SIDI Spark Ignition Direct Injection (150-bar System)Euro 255
BOSCH 12636111 Direktinjektor GM Cadillac CTS Camaro 3.6L V6 LFX
Motorplattform:GM 3.6L High Feature V6 SIDI (LFX / LLT / LGX / LFY) →
OE-REFERENS
261500029, 12668649, 12634126, 217-3444, FJ1000, 0261500029STYRVENTIL
High-Response Multi-Hole Electromagnetic High-Pressure NozzleSPRIDARSPETS
-RAILTRYCK
150 barMILJÖKLASSTier 2 Bin 5 / Euro 5 / LEV II
GARANTI12 Månader
02
Passande fordon & motorer
03
Tekniska specifikationer
| Specifikation | Värde |
|---|---|
| Systemtyp | GM Spark Ignition Direct Injection (SIDI) 150-bar High-Pressure System |
| ArbetstryckHuvudspec. | |
| Spray Configuration | Laser-Drilled 6-Hole Multi-Point Symmetrical Dispersion |
| Åtdragningsmoment spännbygelsbult | 10 N·m (89 in-lb) fuel rail mounting bolts📐 Moment- & vinkelguide → |
| Åtdragningsmoment högtrycksrör | 30 N·m (22 lb-ft) high-pressure crossover tube union nut |
| Combustion Seal | High-Grade PTFE Virgin Teflon Combustion Ring |
| Upper Rail Sealing | Fluorocarbon (FKM) High-Temp Viton O-Ring |
| Manufacturer | Bosch (Tier-1 OEM for General Motors) |
| Bosch Production Number | 0261500029 |
04
Monteringsanvisningar
Tips & varningar:
- Never reuse old Teflon combustion seals: The PTFE ring cold-flows during operation; reusing old seals causes combustion blow-by and burns cylinder head bores.
- Inspect spark plugs for fuel washing: Leaking direct injectors soak spark plugs, creating persistent misfires even after new injectors are installed.
- Always replace high-pressure fuel crossover pipe: GM high-pressure fuel lines use crush-type sealing interfaces designed strictly for single-use tightening.
- Verify low-pressure feed delivery: Check that the tank fuel pump maintains 4.5 to 5.5 bar (65 to 80 psi) under load before troubleshooting injectors.
05
Felkoder (DTC) och Diagnosprotokoll
Vanliga diagnosfelkoder (DTC) som aktiveras nar denna common rail-injektor uppvisar slitage, kretsfel eller kalibreringsavvikelse:
P0087Critical
Fuel Rail / System Pressure Too Low
Excessive internal backleak from worn control valve seats drops common rail pressure below target under engine load.
P0201 - P0208High
Injector Circuit Malfunction / Open Circuit
Solenoid coil resistance drift (0.2-0.5 Ω) or piezo stack degradation triggers driver stage shutdown on affected cylinders.
P0300 / P0301+High
Cylinder Misfire & Balancing Deviation
Carbon-clogged nozzle spray holes or missing IMA calibration causes uneven cylinder contribution. Recode ECM and verify washer seating.
P0088High
Fuel Rail / System Pressure Too High
Spill line backpressure or stuck metering valve prevents rail depressurization, creating overpressure risks under load.
VERKSTADSMANUALER
Tekniska Diagnos- och Serviceprotokoll
Verifierade verkstadsrutiner, testgränsvärden och serviceinstruktioner för denna komponent.
Diagnostikprotokoll för verkstad
Läs tekniskt protokollTest av Returläckage på Common Rail-Spridare: Gränsvärden
IMA / QR Calibration
Läs tekniskt protokollBosch IMA Injektor-Kodning: Placering & 6-9 Siffror Guide
VERKSTADS-SOP FÖR COMMON RAIL-DIESEL
Läs tekniskt protokollFastbrända spridare: Utdragning & koksrengöring | SOP
MONTERINGS- OCH INSTALLATIONSPROTOKOLL
Läs tekniskt protokoll