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DTC P0601/16985 DTC P0602/16986 DTC P0604/16988 DTC P0605/16989 DTC P0606/16990 Test Requirements Ensure battery is okay. Ensure all fuses are okay, battery voltage is at least 11.5 volts and fuel pump relay is Test Procedure 1. Check ECM ground and power supply. See ECM GROUND & VOLTAGE SUPPLY under ENGINE CONTROL MODULE (J220) ME SFI CONTROL MODULE. If ECM ground and voltage supply are 2. Before disconnecting Engine Control Module (ECM - J220) record code and identification number from ECM that is to be replaced. See ECM CODING . Go to next step. 3. To remove ECM see specific model below. z Beetle z Golf & Jetta 4. After installing ECM perform following procedures: z Use scan tool to code new ECM. See ENGINE CONTROL MODULE (J220) CODING . z Use scan tool to check DTC memory, erase if necessary. See CLEARING DIAGNOSTIC z Perform adaptation of throttle valve control module. See THROTTLE VALVE CONTROL
2003 Volkswagen New Beetle GLS 2001-2003 ENGINE PERFORMANCE Self-Diagnostics - 2.0L - Beetle, Golf & Jetta (Engine Codes AVH & AZG)
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