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- Specification
- Description
- Compatibility
- Warranty
🚗 Genuine Suzuki XL7 EPI Controller — 33920-86TB0 | Bosch MOTRONIC
This is a genuine OEM Suzuki EPI Controller (ECM/ECU) with part number 33920-86TB0, manufactured by Bosch India under the MOTRONIC engine management system. Designed specifically for the K15B 1.5L engine powering the Suzuki XL7 and Maruti Suzuki XL6 models from 2020–2026.
🔑 Key Identifiers
OEM Part No: 33920-86TB0
Bosch No: 0 261 S10 6P1
Bosch Serial: 4740004344 8081 7953
Mfg Date: 25-04-2021
System: MOTRONIC
Origin: Made in India 🇮🇳
📋 Technical Specifications
| Specification |
Details |
| Part Type |
EPI Controller / ECM / ECU |
| OEM Part Number |
33920-86TB0 |
| Alternate Numbers |
33920M86TB0, FU 33920-86TB0, 068PA |
| Bosch Part Number |
0 261 S10 6P1 |
| Bosch Serial Number |
4740004344 8081 7953 |
| Manufacturing Date |
25-04-2021 |
| Engine Management System |
Bosch MOTRONIC |
| Country of Manufacture |
India 🇮🇳 |
| Compatible Engine |
K15B 1.5L 4-Cylinder Petrol |
| Fuel System |
Multi-point Injection (MPI) |
| Condition |
✓ Genuine OEM / New |
✅ Guaranteed Genuine: This is a 100% original Suzuki part manufactured by Bosch. Not aftermarket, not refurbished — pure OEM quality with full compatibility assurance.
📝 Product Description
The Suzuki EPI Controller 33920-86TB0 is the central brain of your vehicle's engine management system. Manufactured by Bosch India using their renowned MOTRONIC technology, this ECM ensures optimal fuel delivery, ignition timing, and emission control for the K15B 1.5L engine.
⚡ What Does This ECM Control?
⛽ Fuel Injection
Precise fuel delivery timing & quantity
⚡ Ignition Timing
Optimal spark timing for performance
🌡️ Idle Control
Stable idle speed under all conditions
🌿 Emissions Control
Meets BS6 / Euro 5 standards
🔧 VVT Control
Variable valve timing management
📡 CAN Bus Communication
Links with ABS, SRS, BCM modules
🔍 How to Verify This Part
Check the white label on the aluminum casing for these exact markings:
BOSCH 0 261 S10 6P1
4740004344 8081 7953
25-04-21 MOTRONIC
FU 33920-86TB0 068PA
Made in India
⚠️ Common Symptoms of Faulty ECM
| Symptom |
Possible Cause |
| 🚫 Engine cranks but won't start |
ECM not sending fuel/ignition signals |
| 💡 Check Engine Light stays ON |
Internal ECM fault or corrupted data |
| ⛽ Poor fuel economy |
Incorrect fuel mapping in ECM |
| 🔧 Rough idling or stalling |
Idle control circuit failure |
| 📱 No OBD communication |
ECM internal failure or damaged CAN bus |
| 🔥 Engine misfires |
Incorrect ignition timing from ECM |
💡 Pro Tip: Always verify the Bosch serial number (4740004344) and manufacturing date (25-04-21) before purchasing. Counterfeit ECMs often have mismatched or missing Bosch markings.
🚘 Vehicle Compatibility
This EPI Controller is specifically programmed for the K15B 1.5L engine with Multi-point Injection (MPI) and VVT. Below is the complete compatibility chart:
| Brand |
Model |
Engine |
Year Range |
Transmission |
| Suzuki |
XL7 |
K15B 1.5L 4-Cyl |
2020 – 2026 |
4-Speed AT / 5-Speed MT |
| Maruti Suzuki |
XL6 |
K15B 1.5L 4-Cyl |
2020 – 2026 |
4-Speed AT / 5-Speed MT |
🔧 K15B Engine Specifications
| Specification |
Value |
| Engine Code |
K15B |
| Displacement |
1,462 cc (1.5L) |
| Cylinders |
4, Inline |
| Valves |
16 (4 per cylinder) |
| Bore × Stroke |
74.0 mm × 85.0 mm |
| Compression Ratio |
10.5:1 |
| Max Power |
105 PS @ 6,000 rpm |
| Max Torque |
138 Nm @ 4,400 rpm |
| Fuel System |
Multi-point Injection (MPI) |
| Valvetrain |
VVT (Variable Valve Timing) |
⚠️ Important: This ECM is NOT compatible with K14B or K10C engines. Always match your engine code before ordering. The K15B engine is exclusive to XL7/XL6 models.
🛡️ Warranty & Return Policy
🛡️
6 Months Warranty
Full replacement guarantee against manufacturing defects
↩️
30-Day Return
Hassle-free return if part doesn't match your vehicle
✅
Tested Before Shipping
Every unit verified on OEM test bench
🚚
Worldwide Shipping
Express delivery with tracking number
❌ Warranty Void Conditions: Physical damage, water ingress, improper installation, or ECU reprogramming by unauthorized technicians will void warranty. Professional installation recommended.
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