Auxiliary Heater Heating Element -Z35- WITH Auxiliary Heater Control Module -J604-, CHECKING, LHD
WARNING: This page is about a different car, the 2023 Volkswagen Atlas. However, it is still accessible from the selected car via links, so may be relevant.
Special tools and workshop equipment required
- Vehicle Diagnostic Tester with Vehicle Diagnosis System - Trigger Clamp - 100A:VAS 5051B/7
Checking
Test conditions:
- The intake temperature is below 19 °C (66.2 °F)
- The coolant temperature is below 80 °C (176 °F)
- The passenger compartment temperature is approximately 20 °C (68 °F).
- Battery voltage is greater than 11 V
- Generator load is not greater than 50 % (terminal DF)
- Engine speed higher than 450 RPM
- Turn the interior temperature control to maximum heating (select the high setting on vehicles with Climatronic).
-- Remove the left footwell center console trim panel. Refer to OVERVIEW - CENTER CONSOLE .
-- using the Vehicle Diagnostic Tester and the Vehicle Diagnosis System - Trigger Clamp - 100A:VAS 5051B/7 , measure the current draw -arrow- at the ground cable -1- from the Auxiliary Heater Heating Element -Z35- -2-.
Low heat output ≈ 30 amp
Medium heat output ≈ 60 amp
High heat output ≈ 80 amp