ENGINE PERFORMANCE – Chevrolet Monte Carlo SS 2005 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.4L VIN E

3.4L VIN E, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Monte Carlo SS 2005

List of elements for 3.4L VIN E, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Monte Carlo SS 2005:

• (on brake pedal support) stoplamp switch
• (on transaxle stud, near starter)
• (pin 14-15 not used)
• (pin 2-3 not used)
• (pin 23-27 not used)
• (pin 34-37 not used)
• (pin 39-42 not used)
• (pin 49-52 not used)
• (pin 66-67 not used)
• (pin 74-75 not used)
• (pin 77-78 not used)
• 1-2 shift sol
• 2-3 shift sol
• A/c press sens
• A/t fluid temp
• Battery
• C1 engine speed sig
• Ckp sens a
• Ckp sensor 1 sig
• Cmp signal
• Cooling fans system
• Crankshaft position sensor b (lower right side of engine)
• Cruise disable
• Dfi mdl fuse 15a
• Ebcm feed
• Egr control
• Egr sens
• Eng spd sig
• Evap purge
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 5
• Fuel inj 6
• Fuel inj fuse 15a
• Fuel injectors (top of intake manifold)
• G113
• G117 (on transaxle stud, above g113)
• Ground
• High speed fan
• Ho2s 2 low
• Ho2s low
• Hot at all times
• Hot in on or start
• Iac b high
• Iat sens
• Ic control
• Ic sig
• Ic timing control
• Ic timing sig
• Ign 1 voltage
• Ignition
• Ignition control module (on top right side of engine)
• Iss sens high
• Iss sens low
• Knock sens
• Low ref
• Low reference
• Low resolution
• Low speed fan
• Maf sens
• Map 5v ref
• Map sens
• Pcm fuse 15a
• Pcm ground
• Pnk
• Pnk b
• Powertrain control module (pcm) (in air cleaner box)
• Ref low
• S106
• S109
• S158
• Serial data
• Spark plugs
• Tan
• Tcc brake sw
• Tp sens
• Tr switch b
• Trans sol fuse 10a
• Underhood junction block (bottom) (on front of right strut tower)
• Underhood junction block (top) (on front of right strut tower)
• Vss high
• Vss low
• Vss output

3.4L VIN E, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Monte Carlo SS 2005

List of elements for 3.4L VIN E, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Monte Carlo SS 2005:

• (below left side of dash, right of steering column) data link connector
• (fuel injector jumper harness, midway between fuel injector no.3 breakout & manifold absolute pressure sensor breakout)
• 1-2 shift solenoid valve
• 2-3 shift solenoid valve
• A red
• A/c refrigerant pressure sensor (on left side of engine compt, on liquid line)
• Abs hydraulic modulator)
• Automatic transaxle
• Automatic transaxle fluid pressure manual valve position switch
• Automatic transaxle temperature sensor
• B tan
• Body control module (behind left side of dash, above parking brake lever)
• Cruise control module (left strut tower)
• E pnk
• Electronic brake control module (in left rear of engine compt, on
• Engine coolant temperature (ect) sensor (near coolant outlet, left rear of engine)
• Knock sensor (left side of engine, near starter)
• Manifold absolute pressure sensor
• Pnk
• Pressure control solenoid valve
• Red s115
• S121
• S217 (i/p wiring harness, 7.5 cm from bcm breakout)
• Splice pack sp205 (left side of dash)
• Tan
• Tcc
• Throttle position (tp) sensor (on throttle body assembly)
• Torque converter clutch (tcc) solenoid valve
• Transaxle input shaft speed sensor
• Vehicle speed sensor (right rear of engine compt, end of transaxle)

3.4L VIN E, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Monte Carlo SS 2005

List of elements for 3.4L VIN E, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Monte Carlo SS 2005:

• (in exhaust manifold, rear of engine compt) heated oxygen sensor 1
• (in exhaust, behind catalytic converter) heated oxygen sensor 2
• (in fuel tank) fuel pump & sender assembly
• (on transaxle stud, near starter)
• (under dash, to right of steering column) g203
• A tan
• B12
• C10
• D pnk
• D11
• Eng devices fuse 10a
• Engine oil pressure (eop) switch (on left side of engine, above starter)
• Evap canister purge solenoid (on top rear of engine, on intake manifold, below ignition coil)
• F/pmp rly fuse 15a
• Fuel pump relay
• Fuel pump/ level sensor
• Fuel tank pressure sensor
• G113
• G302 (below passenger front door opening, rear of right "a" pillar)
• Hot at all times
• Hot in on or start
• Mass airflow sensor (in air intake plenum)
• Nca
• Oxy sen fuse 15a
• Pnk
• Pnk a
• Pnk c
• Right i/p junction block (right side of dash, behind access panel)
• S106
• S157
• S174
• Tan
• Underhood junction block (bottom) (on front of right strut tower)
• Underhood junction block (top) (on front of right strut tower)

3.4L VIN E, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Monte Carlo SS 2005

List of elements for 3.4L VIN E, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Monte Carlo SS 2005:

• (behind left rear splash shield, in wheelwell)
• (pin 12-15 not used)
• (pin 20-22 not used)
• (pin 40-41 not used)
• (pin 47 not used)
• (pin 51-54 not used)
• (pin 64-65 not used)
• (pins 36,38 not used)
• 5v ref a
• 5v ref b
• A/c clutch rly
• A/c refrig press
• Abs/pcm fuse 10a
• Air conditioning system
• Automatic transaxle
• C10
• Camshaft position sensor (left front of engine, below intake plenum)
• Ckp sens
• Cmp sens
• Crank rly
• Crankshaft position sensor a (at end of crankshaft, behind harmonic balancer)
• Cruise status
• D11
• Ebcm feed
• Ect sens
• Egr pos signal
• Egr val cntrl
• Evap can vent
• Evap canister vent solenoid
• Exhaust gas recirculation (egr) valve (top of engine)
• Ftp sens
• Fuel inj 4
• Fuel level sens
• Fuel pump relay
• Generator
• Generator l term
• Ho2s 1 high
• Ho2s 2 high
• Ho2s htr low
• Hot in on or start
• Hot in start
• Iac a high
• Iac valve a low
• Iac valve b
• Iat sens
• Idle air control (iac) valve (on throttle body)
• Ignition
• Instrument panel cluster
• Intake air temperature (iat) sensor (in air intake duct)
• Left i/p junction block (left side of dash)
• Low ref
• Malfunction indicator lamp
• Map sens
• Mil control
• Oil press sw
• Pc sol high
• Pc sol low
• Pcm (crank) fuse 10a
• Pcm crank pwr
• Pcm,bcm/ cluster fuse 10a
• Pnk
• Powertrain control module (pcm) (in air cleaner box)
• Red
• Red b
• Red e
• S106
• S169 (w/abs) pnk
• Starting/ charging system
• Tan
• Tan b
• Tcc pwm sol
• Tcc release sw
• Tft sens
• Tp sens
• Tr switch c
• Tr switch d
• Tr switch p
• Trans- mission internal mode switch

3.8L VIN 1

3.8L VIN 1, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Monte Carlo SS 2005

List of elements for 3.8L VIN 1, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Monte Carlo SS 2005:

• (engine jumper harness, 12 cm from ignition control module)
• (engine jumper harness, 18.5 cm from ignition control module)
• (on brake pedal support) stoplamp switch
• (on trans- axle stud, near starter)
• (pin 14-15 not used)
• (pin 2-3 not used)
• (pin 23-27 not used)
• (pin 35-37 not used)
• (pin 39-42 not used)
• (pin 49-52 not used)
• (pin 66-67 not used)
• (pin 74-75 not used)
• (pin 77-78 not used)
• (top right of engine, below icm)
• 1-2 shift sol
• 2-3 shift sol
• A/c press sens
• A/t fluid temp
• Bank 1 ks sig
• Bank 2 ks sig
• Battery
• Camshaft position (cmp) sensor (on front of engine, above crankshaft pulley)
• Cmp signal
• Cooling fans system
• Crankshaft position (ckp) sensor (at end of crankshaft, behind harmonic balancer)
• Cruise disable
• Dfi mdl fuse 15a
• Ebcm feed
• Ect sens
• Egr control
• Egr sens
• Evap purge
• Fuel inj 1
• Fuel inj 2
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel inj fuse 15a
• Fuel injectors
• G111
• G113
• High speed fan
• Ho2s 1 low
• Ho2s 2 low
• Hot at all times
• Hot in on or start
• Iac b high
• Iat sens
• Ic ctrl
• Ic sig
• Ignition
• Ignition control module (icm) (on left front of engine)
• Iss sens high
• Iss sens low
• Lo eng spd sig
• Low speed fan
• Maf sens
• Map 5v ref
• Map sens
• Med eng spd sig
• Not used
• Pcm fuse 15a
• Pcm ground
• Pnk
• Pnk p
• Powertrain control module (pcm) (in air cleaner box)
• Ref low
• S106
• S109
• S144
• S145
• Serial data
• Spark plugs
• Tcc brake sw
• Tp sens
• Tr switch b
• Trans sol fuse 10a
• Underhood junction block (bottom) (on front of right strut tower)
• Underhood junction block (top) (on front of right strut tower)
• Vss high
• Vss low
• Vss output

3.8L VIN 1, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Monte Carlo SS 2005

List of elements for 3.8L VIN 1, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Monte Carlo SS 2005:

• (below left side of dash, right of steering column) data link connector
• (i/p wiring harness, 7.5 cm from bcm breakout) s217
• 1-2 shift solenoid valve
• 2-3 shift solenoid valve
• A red
• A/c refrigerant pressure sensor (below accumulator)
• Automatic transaxle
• Automatic transaxle fluid pressure manual valve position switch
• Automatic transaxle fluid temperature sensor
• Automatic transaxle input shaft speed sensor
• B tan
• Body control module (behind left side of dash, above parking brake lever)
• Cruise control module (left strut tower)
• E pnk
• Electronic brake control module (in left rear of engine compt, on abs hydraulic modulator)
• Engine coolant temperature (ect) sensor (below coolant outlet, left rear of eng)
• Knock sensor bank 1 (lower left side of engine, near starter)
• Knock sensor bank 2 (on lower right side of engine, below exhaust manifold)
• Manifold absolute pressure sensor (on intake plenum)
• Pnk
• Pressure control solenoid valve
• Red
• S115
• S186
• Splice pack sp205 (left side of dash)
• Tcc
• Throttle position (tp) sensor (on throttle assembly)
• Torque converter clutch solenoid valve
• Vehicle speed sensor (right rear of engine compt, end of transaxle)

3.8L VIN 1, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Monte Carlo SS 2005

List of elements for 3.8L VIN 1, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Monte Carlo SS 2005:

• (in exhaust manifold, rear of engine) heated oxygen sensor 1
• (in exhaust, post catalytic converter) heated oxygen sensor 2
• (in fuel tank)
• (on transaxle stud, near starter)
• (under dash, to right of steering column) g203
• B12
• Behind access panel)
• C10
• D pnk
• D11
• Eng devices fuse 10a
• Evap canister purge solenoid (on top front of engine, near center of upper intake plenum)
• F/pmp rly fuse 15a
• Fuel pump & sender assembly
• Fuel pump relay
• Fuel pump/ level sensor
• Fuel tank pressure sensor
• G113
• G302 (below passenger front door opening, rear of right "a" pillar) c2
• Hot at all times
• Hot in on or start
• Mass airflow sensor (top of throttle body)
• Nca
• Oxy sen fuse 15a
• Pnk
• Pnk a
• Pnk c
• Right i/p junction block (right side of dash, c1
• S106
• S131
• S157
• S174
• S187
• Supercharger boost control solenoid (vin 1) (right side of engine)
• Under- hood junction block (bottom) (on front of right strut tower)
• Underhood junction block (top) (on front of right strut tower)

3.8L VIN 1, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Monte Carlo SS 2005

List of elements for 3.8L VIN 1, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Monte Carlo SS 2005:

• (behind left rear splash shield, in wheelwell) evap canister vent solenoid
• (on transaxle stud, near starter)
• (pin 12-15 not used)
• (pin 20-22 not used)
• (pin 36&38 not used)
• (pin 40-41 not used)
• (pin 47 not used)
• (pin 51-54 not used)
• (pin 64-65 not used)
• (pin 70-74 not used)
• 5v ref a
• 5v ref b
• A/c clutch rly
• A/c refrig press
• Abs/pcm fuse 10a
• Air conditioning system
• Automatic transaxle
• Boost sol
• C10
• Crank rly
• Cruise status
• D11
• Ebcm feed
• Ect sens
• Egr pos signal
• Egr val cntrl
• Engine oil level switch (left center of oil pan)
• Engine oil pressure switch (vin k) (right front of engine, below power steering pump)
• Evap can vent
• Exhaust gas recirculation (egr) valve (on top right front of engine)
• Ftp sens
• Ftp sens
• Fuel inj 3
• Fuel level sens
• Fuel pump relay
• G113
• Generator
• Generator l term
• Ho2s 1 high
• Ho2s 2 high
• Ho2s low ctrl
• Hot in on or start
• Hot in start
• Iac a high
• Iac valve a low
• Iac valve b
• Iat sens
• Idle air control (iac) valve (on throttle body)
• Ignition
• Instrument panel cluster
• Intake air temperature (iat) sensor (in air intake, on throttle body)
• Left i/p junction block (left side of dash)
• Malfunction indicator lamp
• Map sens
• Mil control
• Oil level sw
• Oil press sw
• Pc sol high
• Pc sol low
• Pcm (crank) fuse 10a
• Pcm crank pwr
• Pcm,bcm/ cluster fuse 10a
• Pnk
• Powertrain control module (pcm) (in air cleaner box)
• Red
• Red b
• Red e
• S106
• S169 (w/ pnk abs)
• Starting/ charging system
• Tan
• Tan b
• Tcc pwm sol
• Tcc release sw
• Tft sens
• Tp sens
• Tr switch c
• Tr switch d
• Tr switch p
• Trans- mission internal mode switch
• W/ super- charger

3.8L VIN K

3.8L VIN K, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Monte Carlo SS 2005

List of elements for 3.8L VIN K, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Monte Carlo SS 2005:

• (engine jumper harness, 12 cm from ignition control module)
• (engine jumper harness, 18.5 cm from ignition control module)
• (on brake pedal support) stoplamp switch
• (on trans- axle stud, near starter)
• (pin 14-15 not used)
• (pin 2-3 not used)
• (pin 23-27 not used)
• (pin 35-37 not used)
• (pin 39-42 not used)
• (pin 49-52 not used)
• (pin 66-67 not used)
• (pin 74-75 not used)
• (pin 77-78 not used)
• (top right of engine, below icm)
• 1-2 shift sol
• 2-3 shift sol
• A/c press sens
• A/t fluid temp
• Bank 1 ks sig
• Bank 2 ks sig
• Battery
• Camshaft position (cmp) sensor (on front of engine, above crankshaft pulley)
• Cmp signal
• Cooling fans system
• Crankshaft position (ckp) sensor (at end of crankshaft, behind harmonic balancer)
• Cruise disable
• Dfi mdl fuse 15a
• Ebcm feed
• Ect sens
• Egr control
• Egr sens
• Evap purge
• Fuel inj 1
• Fuel inj 2
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel inj fuse 15a
• Fuel injectors
• G111
• G113
• High speed fan
• Ho2s 1 low
• Ho2s 2 low
• Hot at all times
• Hot in on or start
• Iac b high
• Iat sens
• Ic ctrl
• Ic sig
• Ignition
• Ignition control module (icm) (on left front of engine)
• Iss sens high
• Iss sens low
• Lo eng spd sig
• Low speed fan
• Maf sens
• Map 5v ref
• Map sens
• Med eng spd sig
• Not used
• Pcm fuse 15a
• Pcm ground
• Pnk
• Pnk p
• Powertrain control module (pcm) (in air cleaner box)
• Ref low
• S106
• S109
• S144
• S145
• Serial data
• Spark plugs
• Tcc brake sw
• Tp sens
• Tr switch b
• Trans sol fuse 10a
• Underhood junction block (bottom) (on front of right strut tower)
• Underhood junction block (top) (on front of right strut tower)
• Vss high
• Vss low
• Vss output

3.8L VIN K, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Monte Carlo SS 2005

List of elements for 3.8L VIN K, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Monte Carlo SS 2005:

• (below left side of dash, right of steering column) data link connector
• (i/p wiring harness, 7.5 cm from bcm breakout) s217
• 1-2 shift solenoid valve
• 2-3 shift solenoid valve
• A red
• A/c refrigerant pressure sensor (below accumulator)
• Automatic transaxle
• Automatic transaxle fluid pressure manual valve position switch
• Automatic transaxle fluid temperature sensor
• Automatic transaxle input shaft speed sensor
• B tan
• Body control module (behind left side of dash, above parking brake lever)
• Cruise control module (left strut tower)
• E pnk
• Electronic brake control module (in left rear of engine compt, on abs hydraulic modulator)
• Engine coolant temperature (ect) sensor (below coolant outlet, left rear of eng)
• Knock sensor bank 1 (lower left side of engine, near starter)
• Knock sensor bank 2 (on lower right side of engine, below exhaust manifold)
• Manifold absolute pressure sensor (on intake plenum)
• Pnk
• Pressure control solenoid valve
• Red
• S115
• S186
• Splice pack sp205 (left side of dash)
• Tcc
• Throttle position (tp) sensor (on throttle assembly)
• Torque converter clutch solenoid valve
• Vehicle speed sensor (right rear of engine compt, end of transaxle)

3.8L VIN K, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Monte Carlo SS 2005

List of elements for 3.8L VIN K, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Monte Carlo SS 2005:

• (in exhaust manifold, rear of engine) heated oxygen sensor 1
• (in exhaust, post catalytic converter) heated oxygen sensor 2
• (in fuel tank)
• (on transaxle stud, near starter)
• (under dash, to right of steering column) g203
• B12
• Behind access panel)
• C10
• D pnk
• D11
• Eng devices fuse 10a
• Evap canister purge solenoid (on top front of engine, near center of upper intake plenum)
• F/pmp rly fuse 15a
• Fuel pump & sender assembly
• Fuel pump relay
• Fuel pump/ level sensor
• Fuel tank pressure sensor
• G113
• G302 (below passenger front door opening, rear of right "a" pillar) c2
• Hot at all times
• Hot in on or start
• Mass airflow sensor (top of throttle body)
• Nca
• Oxy sen fuse 15a
• Pnk
• Pnk a
• Pnk c
• Right i/p junction block (right side of dash, c1
• S106
• S131
• S157
• S174
• S187
• Supercharger boost control solenoid (vin 1) (right side of engine)
• Under- hood junction block (bottom) (on front of right strut tower)
• Underhood junction block (top) (on front of right strut tower)

3.8L VIN K, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Monte Carlo SS 2005

List of elements for 3.8L VIN K, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Monte Carlo SS 2005:

• (behind left rear splash shield, in wheelwell) evap canister vent solenoid
• (on transaxle stud, near starter)
• (pin 12-15 not used)
• (pin 20-22 not used)
• (pin 36&38 not used)
• (pin 40-41 not used)
• (pin 47 not used)
• (pin 51-54 not used)
• (pin 64-65 not used)
• (pin 70-74 not used)
• 5v ref a
• 5v ref b
• A/c clutch rly
• A/c refrig press
• Abs/pcm fuse 10a
• Air conditioning system
• Automatic transaxle
• Boost sol
• C10
• Crank rly
• Cruise status
• D11
• Ebcm feed
• Ect sens
• Egr pos signal
• Egr val cntrl
• Engine oil level switch (left center of oil pan)
• Engine oil pressure switch (vin k) (right front of engine, below power steering pump)
• Evap can vent
• Exhaust gas recirculation (egr) valve (on top right front of engine)
• Ftp sens
• Ftp sens
• Fuel inj 3
• Fuel level sens
• Fuel pump relay
• G113
• Generator
• Generator l term
• Ho2s 1 high
• Ho2s 2 high
• Ho2s low ctrl
• Hot in on or start
• Hot in start
• Iac a high
• Iac valve a low
• Iac valve b
• Iat sens
• Idle air control (iac) valve (on throttle body)
• Ignition
• Instrument panel cluster
• Intake air temperature (iat) sensor (in air intake, on throttle body)
• Left i/p junction block (left side of dash)
• Malfunction indicator lamp
• Map sens
• Mil control
• Oil level sw
• Oil press sw
• Pc sol high
• Pc sol low
• Pcm (crank) fuse 10a
• Pcm crank pwr
• Pcm,bcm/ cluster fuse 10a
• Pnk
• Powertrain control module (pcm) (in air cleaner box)
• Red
• Red b
• Red e
• S106
• S169 (w/ pnk abs)
• Starting/ charging system
• Tan
• Tan b
• Tcc pwm sol
• Tcc release sw
• Tft sens
• Tp sens
• Tr switch c
• Tr switch d
• Tr switch p
• Trans- mission internal mode switch
• W/ super- charger