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HOMESERVICE MANUALSVOLKSWAGEN2002GOLF GLS, 2.0 K, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 99 (2.0L - GENERIC SCAN TOOL, ENGINE CODE(S): AEG (A4 PLATFORM))ST - GENERIC SCAN TOOLDIAGNOSTIC MODESDIAGNOSTIC MODE 01: OBTAIN DATA
2002 Volkswagen Golf GLS, 2.0 K, Standard

Diagnostic Mode 01: Obtain data

2002 Volkswagen Golf GLS, 2.0 K, StandardSECTION Diagnostic Mode 01: Obtain data
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2001 Volkswagen Jetta, 2000 Volkswagen Jetta, 2000 Volkswagen Golf, 2000 Volkswagen GTI, and 1999 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

Diagnostic Mode 01 is used to display and monitor all emissions related measured values.

Depending on scan tool and protocol used, the information displayed in diagnostic mode 01 may be referred to by different names such as Test-ID (TID), Hex-ID, Component-ID (CID), On-Board Diagnostic Monitor Identifier (OBDMID), or contain no name at all and be referenced by only a number.

Test requirement 

  • Coolant temperature at least 80 ° C.

Procedure 

  • Connect the scan tool.
  • Start the engine and run at idle.
  • Select "Diagnostic Mode 1: Obtain data.".
  • From the following table, select the desired the "PID" that is to be monitored, e.g. "PID 05-Coolant temperature".

The current values of the component or system that is being monitored will be displayed on the scan tool screen.

PID Component or System
01: Monitoring status since erasing DTC memory
03: Condition of fuel system
04: Calculated load condition value
05: Coolant temperature
06: Short term gasoline-air ratio bank 1
07: Gasoline-air ratio bank 1
12: Engine rotations per minute (RPM)
13: Vehicle speed
14: Ignition timing adjustment at 1. cyl. in direction
15: Intake air temperature (IAT)
16: Air flow quantity at Mass Air Flow (MAF) sensor
17: Throttle valve position (absolute)
18: Availability of Secondary Air
21: Bank 1 - sensor 2
28: OBD request is designed for diagnostic of this vehicle
  • Switch the ignition off.

End of procedure 

RENDER: 1.0x

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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.