Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLKSWAGEN2002GOLF GLS, 2.0 K, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 7 (1.9L - DIESEL FUEL INJECTION - ALH, 2V TDI (A4 PLATFORM))DIESEL DIRECT FUEL INJECTION (DFI) ENGINE CONTROL MODULEDIESEL DIRECT FUEL INJECTION (DFI) ENGINE CONTROL MODULE -J248-, CODINGWORK SEQUENCEDIESEL DIRECT FUEL INJECTION ENGINE CONTROL MODULE -J248-: 038 906 012 FE / 038 906 012 BR
2002 Volkswagen Golf GLS, 2.0 K, Standard
Diesel Direct Fuel Injection Engine Control Module -J248-: 038 906 012 FE / 038 906 012 BR
2002 Volkswagen Golf GLS, 2.0 K, StandardSECTION Diesel Direct Fuel Injection Engine Control Module -J248-: 038 906 012 FE / 038 906 012 BR
WARNING: This page is about a different variant/trim than selected.
CONTROL MODULE CODES (038 906 012 FE / 038 906 012 BR)
| Coding | For vehicles with |
| 00001 | Automatic transmission, ABS |
| 00002 | Manual transmission, ABS |
| 00004 | Automatic transmission |
Indicated on display when a non-authorized code number has been entered.
Fig 1: Scan Tool Display - Coding Diesel Direct Fuel Injection (DFI) Engine Control Module -J248- (3 Of 4)
The Scan Tool VAG 1551 display will show the control unit identification, e.g.:
Fig 2: Scan Tool Display - Coding Diesel Direct Fuel Injection (DFI) Engine Control Module -J248- (4 Of 4)
- Switch ignition off and then on again.NOTE: The coding entered will be activated by switching the ignition off and then on again. If after entering the valid code the ignition is not switched off and on again, the fault "Control unit incorrectly coded" in the fault memory cannot be erased.
- Check DTC memory and, if necessary, repair any malfunctions and then erase; see DIAGNOSTIC TROUBLE CODE (DTC) MEMORY, CHECKING AND ERASING .
- Read-out the readiness code, see READING READINESS CODE . If the DTC memory has been erased or the Diesel Direct Fuel Injection Engine Control Module -J248- was disconnected from permanent battery positive (B+), the readiness code must be generated again; see READINESS CODE, SETTING .
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.