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HOMESERVICE MANUALSVOLKSWAGEN2013BEETLE BASE, 2D HATCHBACK, 2.5L ENG VIN X, AUTOMATIC TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEMODE 62.5L - GENERIC SCAN TOOL - ENGINE CODE(S): CBTA & CBUA (HATCHBACK)ST GENERIC SCAN TOOLDIAGNOSIS AND TESTINGDIAGNOSTIC PROCEDURESTHROTTLE VALVE CONTROL MODULE -J338-, CHECKINGTEST PROCEDURE
2013 Volkswagen Beetle Base, 2D Hatchback, 2.5L Eng VIN X, Automatic Trans

Test Procedure

2013 Volkswagen Beetle Base, 2D Hatchback, 2.5L Eng VIN X, Automatic TransSECTION Test Procedure
Step Procedure Result / Action to Take
1
  • PERFORM: Preliminary Check to verify the customers complaint. Refer to PRELIMINARY CHECK 
-- Was Complaint Verified?
  • YES:
  • Go to Step 2
  • NO:
  • Gather more Information from customer about the complaint
2
  • CONNECT: Scan Tool.
  • IGNITION: ON
  • CHECK: throttle valve position closed:
  • SPECIFIED VALUE: 3 - 25%
  • DEPRESS: Accelerator pedal slowly to WOT while observing the percentage display. The percentage display must increase uniformly
  • CHECK: throttle valve position at WOT:
  • SPECIFIED VALUE: 84 - 97%
  • IGNITION: OFF
-- Was value obtained?
  • YES:
  • Go to Step 3
  • NO:
  • Go to Step 4
3
  • CONDITION: may be intermittent
  • PERFORM: Visual Inspection of wiring and component
  • CHECK: wiring for open, high resistance, short or electrical connector for damage, corrosion, loose or broken terminals
  • REPAIR: faulty wiring or connector
  • GO TO: Step 7
4
  • REMOVE: Throttle Valve Control Module -J338 - far enough so that the electrical connector terminals are accessible.
  • DISCONNECT: Throttle Valve Control Module -J338- electrical connector
  • IGNITION: ON
  • CHECK: Throttle Valve Control Module -J338- wiring connector pins 2 to 6 for voltage
  • CHECK: Throttle Valve Control Module -J338- wiring connector pin 2 to Ground for voltage
  • SPECIFIED VALUE: About 5.0 V
  • IGNITION: OFF
-- Was value obtained?
  • YES:
  • Go to Step 5
  • NO:
  • Go to Step 6
5
  • REMOVE: Engine Control Module - J623-. Refer to appropriate service information.
  • CHECK: Throttle Valve Control Module -J338- electrical connector terminal 1 to the Engine Control Module - J623- electrical connector T60 / 54.
  • CHECK: Throttle Valve Control Module -J338- electrical connector terminal 4 to the Engine Control Module - J623- electrical connector T60 / 41.
  • CHECK: Throttle Valve Control Module -J338- electrical connector terminal 3 to the Engine Control Module - J623- electrical connector T60 / 46.
  • CHECK: Throttle Valve Control Module -J338- electrical connector terminal 5 to the Engine Control Module - J623- electrical connector T60 / 47.
  • SPECIFIED VALUE: 0.5 Ω (± 0.3 Ω)
-- Was value obtained?
  • YES:
  • REPLACE: Throttle Valve Control Module -J338-. Refer to appropriate repair information.
  • GO TO: Step 7
  • NO:
  • CHECK: wiring for open, high resistance, short or electrical connector for damage, corrosion, loose or broken terminals
  • REPAIR: faulty wiring or connector
  • GO TO: Step 7
6
  • REMOVE: Engine Control Module - J623-. Refer to appropriate service information.
  • CHECK: Throttle Valve Control Module -J338- electrical connector terminal 2 to the Engine Control Module - J623- electrical connector T60 / 12.
  • CHECK: Throttle Valve Control Module -J338- electrical connector terminal 6 to the Engine Control Module - J623- electrical connector T60 / 43.
  • SPECIFIED VALUE: 0.5 Ω (± 0.3 Ω)
-- Was value obtained?
  • YES: REPLACE Engine Control Module -J623- Refer to appropriate repair information
  • GO TO: Step 7
  • NO:
  • CHECK: wiring for open, high resistance, short or electrical connector for damage, corrosion, loose or broken terminals
  • REPAIR: faulty wiring or connector
  • GO TO: Step 7
7
  • Final Procedure
  • Perform a road test to verify repair.
  • Do any DTC's return:
  • NO:
  • Repair is complete, Generate readiness code. Refer to READINESS CODE .
  • Return vehicle to Customer
RENDER: 1.0x

NO RELATED

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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.