2010 Porsche Panamera Turbo (970) V8-4.8L Turbo A L L Diagnostic Trouble Codes ( DTC ): P Code Charts Page 703
P2181
Diagnosis information - Control unit DME (DFI)
Thermostat open blocked
Diagnostic conditions
- Driving > 10 Minute(s), at:
- Engine start temperature -10锟斤拷 ... +60 锟斤拷C (锟斤拷F)
- Ambient temperature > -10 锟斤拷C (锟斤拷F)
- Vehicle speed average > 35 ... 60 km/h
(depending on the outside temperature greater than +60锟斤拷C ... less than +20 锟斤拷C (> +140 锟斤拷F ... < +68 锟斤拷F))
- Vehicle speed max. 100 km/h
- as few overrun phases as possible (< 100 Second(s) total)
- Mass air flow average > 25 ... 35 kg/h
(depending on the outside temperature greater than +30锟斤拷C ... less than -10 锟斤拷C (> +86 锟斤拷F ... < +14 锟斤拷F))
- here Heating to > 80 锟斤拷C (锟斤拷F) Coolant temperature Engine
Possible fault causes
- Influence by engine-block heater
- Seal in the Thermostat housing Faulty
- Thermostat housing Faulty
- Thermostat Faulty
- Coolant temperature sensor Engine Faulty, or Loose contact or corrosion on connectors or lines
Fault setting condition(s)
- Coolant temperature Engine < Nominal value 80 锟斤拷C (锟斤拷F), at:
- Diagnosis end (See [Information])
INFORMATION
- Diagnostics has ended when the calculated temperature model has reached 80 锟斤拷C (176 锟斤拷F).
- Diagnostics is evaluated only if the aforementioned diagnostic conditions were met.
P2183
P2183
Diagnosis information - Control unit DME (DFI)
Coolant temperature Radiator output implausible
Diagnostic conditions
- Engine start, at:
- Coolant temperature < 70 锟斤拷C (158 锟斤拷F)
- none of the following faults stored: P0116, P0117, P0118, P0119, P050C, P3081, P3082
Possible fault causes
- Coolant temperature sensor Engine
- Air intake Radiator covered
- Coolant temperature sensor Radiator output Faulty
Fault setting condition(s)
- Coolant temperature Radiator output is approx. > 25 锟斤拷C (锟斤拷F) warmer than Engine temperature, at:
- Engine start
P2184
P2184
Diagnosis information - Control unit DME (DFI)
Coolant temperature sensor Radiator output: Electrical fault
Diagnostic conditions
- Ignition on
Possible fault causes
- Loose contact or corrosion on connectors or lines
- Short circuit to B+/ground/between lines or open circuit in the lines
- Coolant temperature sensor Radiator output Faulty
Fault setting condition(s)
