ENGINE PERFORMANCE
2.5L TURBO
2.5L Turbo, Engine Performance Wiring Diagram (1 of 3) for Volvo XC90 2003
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Automotive Electricians Portal FZCO
List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (1 of 3) for Volvo XC90 2003:
- (on left front eng compt) intake manifold temperature sensor
- (on top rear of engine) mass airflow (maf) sensor
- (right front of eng compt) climate control system pressure sensor
- 31/96 (at rear of right fender)
- A10
- A11
- A12
- A13
- A14
- A15
- A16
- A17
- A18
- A19
- A20
- A21
- A22
- A23
- A24
- A25
- A26
- A27
- A28
- A29
- A30
- A31
- A32
- A33
- A34
- A35
- A36
- A37
- A38
- A39
- A40
- A41
- A42
- A43
- A44
- A45
- A46
- A47
- A48
- A49
- A50
- A51
- A52
- A53
- A54
- A55
- A56
- A57
- A58
- A59
- A60
- A61
- A62
- A63
- A64
- A65
- A66
- A67
- A68
- A69
- A70
- Camshaft position sensor (top rear of engine)
- Camshaft sensor (if equipped) (top rear of engine)
- Computer data lines system
- Cooling fans system
- Engine control module (right side of engine compt, forward of strut tower)
- Engine throttle body (left side of engine)
- Evap valve (left front of eng compt)
- Front knock sensor (top left front of eng)
- Fuel injectors
- Impulse sensor (top rear of engine)
- Nac
- Nca
- Pnk
- Rear knock sensor (top left rear of engine)
- Red
- Variable valve timing inlet solenoid (at top rear of engine)
- Variable valve timing outlet solenoid (at top front of engine)
2.5L Turbo, Engine Performance Wiring Diagram (2 of 3) for Volvo XC90 2003
List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (2 of 3) for Volvo XC90 2003:
- (behind left side of dash) central electronic module (cem)
- (on front of eng) coolant temperature sensor
- (on left side of engine) oil pressure sensor
- (top rear of engine) turbocharger control valve
- 31/88 (at top of eng, near spark plugs)
- 31/89 (top rear of eng)
- 31/91 (left side of engine)
- 31/93 (at rear of left fender)
- A20
- Air preheating ptc resistor (top right side of engine)
- B14
- B17
- B18
- B22
- C14
- Computer data lines system
- Coolant level sensor (on engine coolant reservoir)
- Data link connector (below left side of dash)
- Fuel pump relay
- Fuse 10a
- Fuse 15a
- Heated oxygen sensor
- Heated oxygen sensor 1
- Hot at all times
- Ignition coils
- Nca
- Passenger compartment fuse box (at left end of dash)
- Pnk
- Red
- Spark plugs
- Transmission control module (right side of eng compt, forward of strut tower)
2.5L Turbo, Engine Performance Wiring Diagram (3 of 3) for Volvo XC90 2003
List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (3 of 3) for Volvo XC90 2003:
- (behind left side of dash) central electronic module
- (in fuel tank) fuel pump
- (top of brake pedal) brake light switch
- 31/48 (right rear of passenger's compartment)
- 31/6 (at left kick panel)
- 31/93 (at rear of left fender)
- Accelerator pedal sensor (near accelerator pedal)
- B10
- B11
- B12
- B13
- B14
- B15
- B16
- B17
- B18
- B19
- B20
- B21
- B22
- B23
- B24
- B25
- B26
- B27
- B28
- B29
- B30
- B31
- B32
- B33
- B34
- B35
- B36
- B37
- B38
- B39
- B40
- B41
- B42
- B43
- B44
- B45
- B46
- B47
- B48
- Clutch pedal sensor (w/m/t) (behind left side of dash)
- Computer data lines system
- Cooling fans system
- Engine compartment relay/fuse box (left side of eng compt)
- Engine control module (ecm) (right side of engine compt, forward of strut tower)
- Engine control system main relay
- Fuel leakage control pump (under rear of vehicle, near fuel tank)
- Fuel leakage control relay
- Fuse 10a
- Fuse 15a
- Fuse 20a
- Fuse 5a
- Hot at all times
- Ignition switch
- Instrument cluster
- Nca
- Outside temperature sensor (integral to left sideview mirror)
- Red
- Starting/ charging system
2.9L TURBO
2.9L Turbo, Engine Performance Wiring Diagram (1 of 3) for Volvo XC90 2003
List of elements for 2.9L Turbo, Engine Performance Wiring Diagram (1 of 3) for Volvo XC90 2003:
- (downstream of left catalytic converter) heated oxygen sensor 4
- (rear of right fender) 31/96
- (top rear of engine in air duct) mass airflow sensor
- (upstream of left catalytic converter) heated oxygen sensor 3
- A10
- A11
- A12
- A13
- A14
- A15
- A16
- A17
- A18
- A19
- A20
- A21
- A22
- A23
- A24
- A25
- A26
- A27
- A28
- A29
- A30
- A31
- A32
- A33
- A34
- A35
- A36
- A37
- A38
- A39
- A40
- A41
- A42
- A43
- A44
- A45
- A46
- A47
- A48
- A49
- A50
- A51
- A52
- A53
- A54
- A55
- A56
- A57
- A58
- A59
- A60
- A61
- A62
- A63
- A64
- A65
- A66
- A67
- A68
- A69
- A70
- Computer data lines system
- Coolant temperature sensor (on front of engine)
- Cooling fans system
- Engine control module (ecm) (at right side of eng compt)
- Engine throttle body (left side of engine)
- Front knock sensor (top left front side of engine)
- Fuel injectors
- Heated oxygen sensor
- Heated oxygen sensor (diagnosis 1)
- Impulse sensor (top rear of engine)
- Nca
- Oil pressure sensor (left side of engine)
- Pnk
- Rear knock sensor (left rear side of engine)
- Red
2.9L Turbo, Engine Performance Wiring Diagram (2 of 3) for Volvo XC90 2003
List of elements for 2.9L Turbo, Engine Performance Wiring Diagram (2 of 3) for Volvo XC90 2003:
- (at left front of eng compt) intake manifold temperature sensor
- (at right front of eng compart) climate control system pressure sensor
- (at top front of engine, near spark plugs) 31/88
- (left front of eng compt) evap valve
- (top front of engine) variable valve timing outlet solenoid
- (top of engine, near spark plugs) 31/89
- (top rear of engine) turbocharger control valve
- Camshaft position sensor (top rear of engine)
- Camshaft sensor (top rear of engine)
- Engine compartment relay/fuse box
- Engine control system main relay
- Fuse 10a
- Fuse 15a
- Fuse 20a
- Fuse 5a
- Hot at all times
- Ignition coils
- Pnk
- Red
- Variable valve timing inlet solenoid (top rear of engine)
2.9L Turbo, Engine Performance Wiring Diagram (3 of 3) for Volvo XC90 2003
List of elements for 2.9L Turbo, Engine Performance Wiring Diagram (3 of 3) for Volvo XC90 2003:
- (behind left side of dash) central electronic module (cem)
- 31/48 (right rear of passenger's compartment, near floor)
- 31/6 (left kick panel)
- 31/93 (rear of left fender)
- A/c system
- A20
- Acc
- Accelerator pedal (ap) position sensor (near accelerator pedal)
- B10
- B11
- B12
- B13
- B14
- B15
- B16
- B17
- B18
- B19
- B20
- B21
- B22
- B23
- B24
- B25
- B26
- B27
- B28
- B29
- B30
- B31
- B32
- B33
- B34
- B35
- B36
- B37
- B38
- B39
- B40
- B41
- B42
- B43
- B44
- B45
- B46
- B47
- B48
- C14
- Central electronic module (behind left side of dash)
- Clutch pedal sensor (w/m/t) (behind left side of dash)
- Computer data lines system
- Coolant level sensor (on engine coolant reservoir)
- Cooling fans system
- Data link connector (dlc) (below left side of dash)
- Engine compartment relay/fuse box
- Engine control module (ecm) (right side of eng compt)
- Fuel leakage control pump (under rear of vehicle, near fuel tank)
- Fuel leakage control relay
- Fuel pump (in fuel tank)
- Fuel pump relay
- Fuse 10a
- Fuse 5a
- Hot at all times
- Ignition switch
- Instrument cluster
- Lock
- Nca
- Outside temperature sensor (integral to left sideview mirror)
- Passenger compartment fuse box
- Red
- Run
- Start
- Starting/ charging system
- Stoplight switch (top of brake pedal)
- Transmission system (w/a/t)
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