1. P023B - Turbocharger (TC) intercooler coolant pump - circuit low (Wiring, TC intercooler coolant pump, ECM)
2. P0598 - Thermostat heater control system - circuit low (Wiring short to earth, relay, thermostat heater)
3. P0947 - Hydraulic pump relay - circuit low (Wiring short to earth, hydraulic pump relay, ECM/PCM/TCM)
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