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Home >> Porsche >> 2023 >> Cayenne Base, 4D Utility Coupe >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 36 (19 Engine - Cooling 4.0L -- 9YA - Cayenne (9YA)) >> WM, 196119 Removing And Installing Coolant Pipe (Engine) (V8 Turbo) >> Subsequent Work >> Subsequent Work Switching Valve (Engine Control Unit For Transmission Oil Preheating)

Subsequent Work Switching Valve (Engine Control Unit For Transmission Oil Preheating)

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  1. Install primary catalytic converters/particle filter.

    > 267619 REMOVING AND INSTALLING PRIMARY CATALYTIC CONVERTER (V8 BITURBO)

    > 267419 REMOVING AND INSTALLING PARTICLE FILTER (WITH CATALYTIC CONVERTER) (V8 BITURBO)

  2. Refill coolant.

    > 193817 DRAIN AND FILL COOLANT (HIGH-TEMPERATURE COOLING SYSTEM)