AIR CONDITIONING – Porsche 911 Carrera 1999 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram, AWD (1 of 2) for Porsche 911 Carrera 1999

List of elements for Automatic A/C Wiring Diagram, AWD (1 of 2) for Porsche 911 Carrera 1999:

• (behind center of dash) g206
• (on heating/ air conditioning intake duct) outside air inlet temperature sensor
• (on top center of dash) sun sensor/ alarm lamp
• +5v/10ma
• A/c demand
• A/c heating control unit
• A10
• A11
• A12
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• Blower driver
• Blower outlet temperature sensor (on heating/air- conditioning unit)
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Central flap
• Central flap (on heating/air conditioning unit)
• Circ air/out air
• Close circ air
• Cluster
• Compressor volt
• Cool
• D10
• D11
• D12
• D13
• D14
• D15
• Defrost
• Display & control unit/ w radio
• Fan actuation
• Fan return
• Footwell
• Footwell sens out
• Footwell/ defrost flap (on heating/air- conditioning unit)
• Footwell/def flap
• Footwell/defrost
• Fresh air blower (on heater/fresh-air unit housing lid)
• Fuse b4 15a
• Fuse c10 30a
• Fuse c7 7.5a
• Fuse c8 30a
• Fuse d6 30a
• Fuse e7 7.5a
• Fuse holder b (integral to central electrical board)
• Fuse holder c (integral to central electrical board)
• Fuse holder d (integral to central electrical board)
• Fuse holder e (integral to central electrical board)
• Hot
• Hot at all times
• Hot in acc run
• Hot in run or start
• Idle period
• Infosystem
• Inside temp sens
• Inside temperature sensor (at right side of dash, under right side vent)
• Instrument cluster
• Interior lights system
• Middle level
• Nca
• Open (fresh air)
• Outside air recirculation valve (on heating/ fresh-air unit)
• Outside temp sens
• Red
• Rxd air cond system info
• Sensor gnd
• Sun sensor
• Temperature flap
• Temperature flap (on heating/air conditioning unit)
• Term 15
• Term 31
• Term 58
• Term 58d

Automatic A/C Wiring Diagram, AWD (2 of 2) for Porsche 911 Carrera 1999

List of elements for Automatic A/C Wiring Diagram, AWD (2 of 2) for Porsche 911 Carrera 1999:

• (behind center of dash) g206
• (behind left side of dash) g202
• (front of left front fender) g100
• (left front side of engine compartment) g400
• (near blower motor, clipped into holder) (fresh air blower) ballast resistor
• A/c compressor relay (on relay support 2)
• A/c demand
• A/c rly blwr fan
• Air conditioning compressor
• Air conditioning pressure switch (at right rear of front luggage compartment, on a/c pressure line)
• Circulating air switch
• Engine act compt
• Engine compartment blower (on tailgate)
• Engine compartment blower fan relay (on relay support 2)
• Engine controls system
• Fresh air blower (on heater/fresh-air unit housing lid)
• Fresh air blower switch
• Fresh air circulating air flap
• G107 (behind right headlight)
• G206 (behind center of dash)
• Heating actuation relay (on relay support 1)
• High/low pressure
• Interior lights system
• Mean pressure
• Mean pressure sw
• Mfi & di control unit (behind seatwell)
• Nca
• Off
• Rad rly 1 stg 1
• Rad rly 1 stg 2
• Radiator fan motor 1
• Radiator fan motor 2
• Radiator fan relay 1 (stage 1) (on relay support 1)
• Radiator fan relay 1 (stage 2) (on relay support 1)
• Radiator fan relay 2 (stage 1) (on relay support 1)
• Radiator fan relay 2 (stage 2) (on relay support 1)
• Term 87 mfi & di
• Xe terminal relay

Automatic A/C Wiring Diagram, RWD (1 of 2) for Porsche 911 Carrera 1999

List of elements for Automatic A/C Wiring Diagram, RWD (1 of 2) for Porsche 911 Carrera 1999:

• (behind center of dash) g206
• (on heating/ air conditioning intake duct) outside air inlet temperature sensor
• (on top center of dash) sun sensor/ alarm lamp
• +5v/10ma
• A/c demand
• A/c heating control unit
• A10
• A11
• A12
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• Blower driver
• Blower outlet temperature sensor (on heating/air- conditioning unit)
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Central flap
• Central flap (on heating/air conditioning unit)
• Circ air/out air
• Close circ air
• Cluster
• Compressor volt
• Cool
• D10
• D11
• D12
• D13
• D14
• D15
• Defrost
• Diagnosis
• Diagnosis connector (partial) (below left side of dash)
• Display & control unit/ w radio
• Fan actuation
• Fan return
• Footwell
• Footwell sens out
• Footwell/ defrost flap (on heating/air conditioning unit)
• Footwell/def flap
• Footwell/defrost
• Fresh air blower (on heater/fresh-air unit housing lid)
• Fuse b4 15a
• Fuse c10 30a
• Fuse c7 7.5a
• Fuse c8 30a
• Fuse d6 30a
• Fuse e7 7.5a
• Fuse holder b (integral to central electrical board)
• Fuse holder c (integral to central electrical board)
• Fuse holder d (integral to central electrical board)
• Fuse holder e (integral to central electrical board)
• Hot
• Hot at all times
• Hot in acc run
• Hot in run or start
• Idle period
• Infosystem
• Inside temp sens
• Inside temperature sensor (at right side of dash, under right side vent)
• Instrument cluster
• Interior lights system
• Middle level
• Nca
• Open (fresh air)
• Outside air recirculation valve (on heating/ fresh-air unit)
• Outside temp sens
• Red
• Rxd air cond system info
• Sensor gnd
• Sun sensor
• Temperature flap
• Temperature flap (on heating/air conditioning unit)
• Term 15
• Term 31
• Term 58
• Term 58d

Automatic A/C Wiring Diagram, RWD (2 of 2) for Porsche 911 Carrera 1999

List of elements for Automatic A/C Wiring Diagram, RWD (2 of 2) for Porsche 911 Carrera 1999:

• (behind center of dash) g206
• (behind left side of dash) g202
• (front of left front fender) g100
• (left front side of engine compartment) g400
• (near blower motor, clipped into holder) (fresh air blower) ballast resistor
• A/c compressor relay (on relay support 2)
• A/c demand
• Air conditioning compressor
• Air conditioning pressure switch (at right rear of front luggage compartment, on a/c pressure line)
• Circulating air switch
• Compressor on
• Cooling water sw
• Cooling wtr stg 1
• Digital engine electronics control module (in passenger compartment, behind right side emergency seat recess)
• Eng compt blwr fan
• Engine compartment blower (on tailgate)
• Engine compartment blower fan relay (on relay support 2)
• Engine controls system
• Fresh air blower (on heater/fresh-air unit housing lid)
• Fresh air blower switch
• Fresh air circulating air flap
• G107 (behind right headlight)
• G206 (behind center of dash)
• Heating actuation relay (on relay support 1)
• High/low pressure
• Interior lights system
• Mean pressure
• Nca
• Off
• Rad fan rly 1 stg 2
• Radiator fan motor 1
• Radiator fan motor 2
• Radiator fan relay 1 (stage 1) (on relay support 1)
• Radiator fan relay 1 (stage 2) (on relay support 1)
• Radiator fan relay 2 (stage 1) (on relay support 1)
• Radiator fan relay 2 (stage 2) (on relay support 1)
• Ub switched
• Xe terminal relay