ENGINE PERFORMANCE – Chevrolet Malibu LS 1997 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.4L

2.4L (VIN T), Engine Performance Wiring Diagrams (1 of 3) for Chevrolet Malibu LS 1997

List of elements for 2.4L (VIN T), Engine Performance Wiring Diagrams (1 of 3) for Chevrolet Malibu LS 1997:

• 5v ref
• A/c pres
• A/c refrigerant pressure sensor (front of engine compt)
• A/t iss sens
• All times
• B12
• Battery
• Ckp ref
• Cmp sens
• Cruise control brake switch (below left side of i/p)
• Cruise fuse 10a
• Data link connector (left side of i/p)
• Ect sensor
• Egr valve
• Engine oil pressure sensor (top left of engine)
• F/p injr fuse 15a
• Fuel pump
• Fuel pump relay
• Fuel tank module
• Fuel tank pres
• Fuel tank pressure sensor (under rear of vehicle)
• G125 (lower front of engine)
• G300 (below left front seat)
• Gen term f
• Gen term l
• Generator
• Hot at
• Hot in acc, run or start
• Hot in run
• Hot in run or start
• Ign
• Ign ctrl 1-4
• Ign ctrl 2-3
• Ign mod fuse 10a
• Inj 1
• Inj 2
• Knock sensor (top left of engine)
• Ks signal
• Left i/p bussed electrical center
• Map sensor
• Oil pres
• Pcm batt fuse 10a
• Pcm gnd
• Pcm ground
• Pcm ign fuse 10a
• Pnk
• Powertrain control module (below left side of i/p)
• Red
• Right i/p bussed electrical center
• Serial data
• Tcc bk sw
• Tft sensor
• Throttle position sensor (top front of engine)
• Tp sensor
• Tr sw a
• Tr sw input b
• Tr sw input c
• Tr sw input p
• Transaxle range switch
• Tx range a
• Tx range b
• Tx range c
• Underhood bussed electrical center
• Vss high

2.4L (VIN T), Engine Performance Wiring Diagrams (2 of 3) for Chevrolet Malibu LS 1997

List of elements for 2.4L (VIN T), Engine Performance Wiring Diagrams (2 of 3) for Chevrolet Malibu LS 1997:

• 1-2 shift solenoid valve
• 1-4 coil ctrl
• 2-3 coil ctrl
• 2-3 shift solenoid valve
• Automatic transaxle
• Automatic transaxle fluid pressure valve manual position switch
• Automatic transaxle fluid temperature sensor
• Automatic transaxle input shaft speed sensor
• Ckp gnd
• Ckp sig
• Coil pos
• Crankshaft position sensor (lower front of engine)
• Engine coolant temperature sensor (top left of engine)
• Fuel injectors
• G125 (lower front of engine)
• Ground
• Ic input 1-4
• Ic input 2-3
• Ign
• Ignition coils
• Ignition control module (top left of engine)
• Nca
• Pnk
• Pressure control solenoid valve
• Red
• Ref low
• Ref sig
• Tan
• To spark plugs
• Torque converter clutch pwm solenoid valve
• Vehicle speed sensor (rear of transaxle)

2.4L (VIN T), Engine Performance Wiring Diagrams (3 of 3) for Chevrolet Malibu LS 1997

List of elements for 2.4L (VIN T), Engine Performance Wiring Diagrams (3 of 3) for Chevrolet Malibu LS 1997:

• 1-2 ss valve
• 2-3 ss valve
• A/ pres +5v
• A/c clutch rly
• A/c system
• A/t iss sens
• B11
• C11
• Camshaft position sensor (top front of engine)
• Cmp sens b+
• Cmp sens gnd
• Cooling fans system
• Cruise control system
• Cruise diable
• Cruise engaged
• Ect sens
• Egr pintle pos
• Egr vlv
• Egr vlv +5v
• Erls fuse 10a
• Evap can vnt
• Evap canp
• Evaporative emission canister purge valve (lower front of engine)
• Evaporative emission canister vent solenoid (under rear of vehicle)
• Exhaust gas recirculation valve (top front of engine)
• F pump rly
• G125 (lower front of engine)
• G202 (left side of i/p)
• Hot in run
• Hot in run and start
• Iac coil a hi
• Iac coil a lo
• Iac coil b hi
• Iac coil b lo
• Iat sens
• Iat sens sig
• Icm ref lo
• Idle air control valve (top front of engine)
• Ign
• Inj 3 driver
• Inj 4 driver
• Instrument cluster
• Instrument cluster system
• Intake air temperature sensor (left side of engine compt)
• Left i/p bussed electrical center c3
• Lt fan ctrl
• Malfunction indicator lamp
• Manifold absolute pressure sensor (top front of engine)
• Map sens +5v
• Map sensor
• Mil ctrl
• Nca
• Pc sol
• Pc sol vlv ctrl
• Pcm gnd
• Pnk
• Post conv o2
• Post- converter heated oxygen sensor (below center of vehicle)
• Powertrain control module (below left side of i/p)
• Pre conv o2
• Pre- converter oxygen sensor (top left of engine)
• Red
• Red c
• Rh fan ctrl
• Tach sig
• Tachometer test point
• Tan
• Tan b
• Tcc pwm sol
• Tcc release
• Tft sensor
• Tp sens +5v
• Underhood bussed electrical center
• Vss low
• Vss out

3.1L

3.1L (VIN M), Engine Performance Wiring Diagrams (1 of 3) for Chevrolet Malibu LS 1997

List of elements for 3.1L (VIN M), Engine Performance Wiring Diagrams (1 of 3) for Chevrolet Malibu LS 1997:

• 24x crank pos in
• 24x crankshaft position sensor (lower front of engine)
• 5v ref out
• A/c comp ctrl
• A/t iss sens hi
• A/t iss sens lo
• Air conditioning system
• Brake/tcc sw in
• C11
• Cam pos in
• Camshaft position sensor (top rear of engine)
• Cooling fans system
• Cruise control system
• Cruise engaged sig
• D12
• Data link connector (under left side of i/p)
• Dlc class 2 data
• E11
• E12
• Egr valve sol ctrl
• Engine cooling fan
• Engine data sens grd
• Engine oil pressure sensor (rear of engine)
• Erls fuse 20a
• Evap purge sol ctrl
• Evaporative emissions canister purge solenoid valve (top rear of engine)
• Evaporative emissions canister vent solenoid (under rear of vehicle)
• F12
• Fuel pump rly ctrl
• G125 (front of engine)
• Hot at all times
• Hot in accy, run or start
• Hot in run or start
• Iac control
• Icm module bypass
• Idle air control (iac) valve (on side of throttle assembly)
• Ign mod fuse 10a
• Ignition ctrl in
• Ignition ctrl ref hi
• Ignition ctrl ref lo
• Ignition feed
• Instrument cluster system (speed sig)
• Intake air temperature (iat) sensor (top left of engine)
• Left i/p bussed electrical center
• Left i/p bussed electrical center c1
• Maf sensor in
• Mass air flow sensor (top left of engine)
• Mil lamp control
• Nca
• Oil level sens in
• Oil level switch (oil pan)
• Oil press sender
• Pcm batt fuse 10a
• Pcm ground
• Pcm/ign fuse 10a
• Pnk
• Power (battery)
• Power (ignition 1)
• Power (ignition)
• Powertrain control module (behind left side of i/p)
• Prndl fuse 10a
• Splice pack (s104) (engine harness, near bulkhead grommet)
• Tcc solenoid ctrl
• Trans range sw 'a'
• Trans range sw parity
• Underhood bussed electrical center
• Vehicle speed sensor (on transaxle)
• Vss in
• Vss out-4000 ppm
• Vss return

3.1L (VIN M), Engine Performance Wiring Diagrams (2 of 3) for Chevrolet Malibu LS 1997

List of elements for 3.1L (VIN M), Engine Performance Wiring Diagrams (2 of 3) for Chevrolet Malibu LS 1997:

• (left side of engine) g112
• (top rear of engine) ignition control module
• 7x crankshaft position sensor (lower rear of engine)
• Automatic transaxle
• Automatic transaxle input shaft speed sensor
• B11
• C10
• Check engine
• Cruise control brake switch (below left side of i/p)
• Cruise fuse 10a
• Engine coolant temperature sensor (rear of engine)
• Exhaust gas recirc- ulation valve (rear of engine)
• F/p injr fuse 15a
• Fuel pump assembly (top of fuel tank)
• Fuel pump relay
• G112 (left side of engine)
• G125 (front of engine)
• G300 (below left front seat)
• Hot in accy, run or start
• Hot in run
• Hot in run or start
• Ignition amplifier and switching module
• Instrument cluster
• Ipc/bfc acc fuse 10a
• Left i/p bussed electrical center
• Nca
• Park/neutral position switch (top of transaxle)
• Plugs spark
• Pnk
• Power
• Right i/p bussed electrical center
• Solid state
• Spark plugs
• Splice pack (s102) (engine harness, near bulkhead grommet)
• Splice pack (s103) (engine harness, near bulkhead grommet)
• Splice pack (s105) (engine harness, near bulkhead grommet)
• Throttle position sensor (left side of engine)
• Underhood bussed electrical center

3.1L (VIN M), Engine Performance Wiring Diagrams (3 of 3) for Chevrolet Malibu LS 1997

List of elements for 3.1L (VIN M), Engine Performance Wiring Diagrams (3 of 3) for Chevrolet Malibu LS 1997:

• (injector harn, top rear of engine)
• 2-3 shift solenoid valve
• A/c press sens in
• A/c refrigerant pressure sensor (front of engine compt)
• Auto trans fuse 10a
• Automatic transaxle
• Automatic transaxle fluid pressure valve manual pos switch
• Automatic transaxle fluid temp sensor
• Canister vent sol ctrl
• Cruise control system
• Cruise inhibit out
• Ect sensor in
• Field duty cycle
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Fuel injectors
• Fuel tank pressure sens
• Fuel tank pressure sensor (under rear of vehicle)
• G125 (front of engine)
• G202 (left side of i/p)
• Gen out signal in
• Ho2s 1 hi in
• Ho2s 1 low in
• Ho2s 2 hi in
• Ho2s 2 low in
• Hot in run or start underhood bussed electrical center
• Iat sensor in
• Knock sens in
• Knock sensor (front of engine)
• Linear egr pos sens in
• Manifold absolute pressure sensor (top rear of engine)
• Map sensor in
• Nca
• Pc sol hi ctrl
• Pc sol lo ctrl
• Pcm ground
• Pnk
• Pnk e
• Pnk n
• Post-converter heated oxygen sensor (below center of vehicle)
• Powertrain control module (behind left side of i/p)
• Pre-converter heated oxygen sensor (top rear of engine)
• Pressure control solenoid valve
• Red
• Red p
• Red/
• S101
• Starting/ charging system
• Tach signal
• Tach test point
• Tan
• Tcc pwm solenoid valve
• Tcc rel switch in
• Tp sensor in
• Trans range a in
• Trans range b in
• Trans range c in
• Trans range sw 'b' in
• Trans range sw 'c' in
• Trans shift sol 'a'
• Trans shift sol 'b'
• Trans temp sens in