volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

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See: Computers and Control Systems/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Reading Diagnostic Trouble Codes
See: Computers and Control Systems/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Clearing Diagnostic Trouble Codes

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Display readiness code.   See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If DTC memory has been erased or the Engine Control Module (ECM) was disconnected from permanent battery (B+) voltage, generate the
readiness code again.   See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes

 
Evaluating display group 004, display field 3 - Coolant temperature

Display Group 4, Display Field 3

Continuation of check when display approx. -46°C:

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Disconnect 4-pin harness connector from Engine Coolant Temperature (ECT) sensor -G62- with Engine Coolant Temperature (ECT) sensor -G2-
(arrow).

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