ENGINE PERFORMANCE – Ford Ranger 2001 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.3L

2.3L, Engine Performance Wiring Diagrams (1 of 4) for Ford Ranger 2001

List of elements for 2.3L, Engine Performance Wiring Diagrams (1 of 4) for Ford Ranger 2001:

• (fastened to bottom of dash, near steering column)
• (left side of upper radiator) support)
• A/c demand sig
• A/c system
• Act sens in
• Anti-theft ind
• Anti-theft system
• Battery junction box (left rear of engine compt)
• C220b
• C251
• Ccs
• Central junction box (behind left side of dash)
• Ckp sens +
• Ckp sens -
• Cool fan rly
• Cooling fans system
• Crankshaft position (ckp) sensor (on lower right front of engine)
• Data link connector (dlc)
• Digital transmission range (dtr) sensor (left side of transmission)
• Ect in
• Elect thermo
• Fuel pump/gauge
• Fuse 25a
• Fuse 7 30a
• Fuse 7.5a
• G108
• G123 (right side of firewall)
• Gnd
• Ho2s 11 in
• Hot at all times
• Hot in run or start
• Ignition coil
• Ignition coil (on top right side of engine)
• Instrument cluster
• Instrument cluster system
• Knock sens
• Knock sensor (left side of engine)
• Maf sig
• Malfunction indicator lamp (mil)
• Mil
• Mod prog sig
• Nca
• Pcm power diode
• Pcm power relay
• Powertrain control module (pcm) (right rear of engine compt, through firewall)
• Psp sw
• Puel pump rly
• Red
• Rx sig
• S107
• S118
• S145
• S218
• Scp bus+
• Scp bus-
• Sensor tr1
• Sensor tr2
• Sensor tr4
• Shift sol a
• Shift sol b
• Start rly cntl
• Starting system
• Swirl cntl mon
• Swirl cntl sol
• Swirl control monitor (in rear of engine compt)
• Tachometer
• Tft sens in
• Trans cntl sw
• Tss
• Tx sig

2.3L, Engine Performance Wiring Diagrams (2 of 4) for Ford Ranger 2001

List of elements for 2.3L, Engine Performance Wiring Diagrams (2 of 4) for Ford Ranger 2001:

• (engine)
• (left rear side of engine compt)
• (left rear side of engine compt) s113
• (not used)
• A/c clutch relay
• A/t
• Air charge temperature (act) sensor (integral to mass airflow (maf) sensor)
• Battery junction box (left rear of engine compt)
• Clutch pedal position (cpp) switch (top of pedal support)
• Clutch pedal position (cpp) switch jumper (left of steering column)
• Cooling fans system (engine cooling fan relay)
• Cylinder head temperature (cht) sensor (on right side of cyl head)
• Electronic thermostat (on front of engine)
• Evap canister purge valve (in left front of engine compt)
• Evap emissions canister vent valve (at fuel tank)
• Fuel pump relay
• Fuse 23 20a
• Fuse 41 20a
• Hot at all times
• Intermediate shaft speed (iss) sensor (above dtr sensor)
• M/t
• Manifold absolute pressure (map) sensor (on center of firewall)
• Output shaft speed (oss) sensor (on left rear of trans)
• Power steering pressure (psp) switch (left front of engine compt)
• Red
• S111
• S143 (top rear of engine compt)
• S151 (engine)
• S152
• S152 (engine)
• Swirl control solenoid valve (on rear of engine)
• Throttle position (tp) sensor (on throttle body)

2.3L, Engine Performance Wiring Diagrams (3 of 4) for Ford Ranger 2001

List of elements for 2.3L, Engine Performance Wiring Diagrams (3 of 4) for Ford Ranger 2001:

• (below left front seat) g300
• (engine) s150
• (left kick panel) g200
• Abs control module (left front of engine compt)
• Anti- slosh module
• C122
• C135
• C201b
• C220a
• C220b
• Central junction box (behind left side of dash)
• Check fuel cap ind
• Egr stepper motor (on rear of engine)
• Fuel injectors
• Fuel pump/ fuel gauge sensor
• Fuel tank pressure transducer sensor (at fuel tank assembly)
• Fuse 10a
• Generic electronic module (gem) (behind center of dash)
• Hot in run
• Inertia fuel shut-off (ifs) switch (in right kick panel)
• Instrument cluster
• Nca
• O/d off ind
• Rear axle speed sensor (top of rear differential)
• Red
• Red/pnk
• S149 (engine)
• S153 (engine)
• S200 (behind left side of dash)
• S201 (behind left side of dash)
• S209
• S213 (behind left side of dash)
• S222 (behind left side of dash)
• S405
• Speed control servo (right rear of engine compt)
• Tach- ometer
• Tan
• Tan/red
• Transmission control switch (tcs)

2.3L, Engine Performance Wiring Diagrams (4 of 4) for Ford Ranger 2001

List of elements for 2.3L, Engine Performance Wiring Diagrams (4 of 4) for Ford Ranger 2001:

• (b+) power
• 5r44e automatic transmission
• A/c clutch rly
• A/c system
• A/t
• Battery junction box (left rear of engine compt)
• Bpp sw
• Brake pedal position switch (bpp)
• Camshaft position (cmp) sensor (on rear of engine)
• Canister vent
• Central junction box (behind left side of dash)
• Check cap ind
• Cht sensor
• Cmp sens in
• Egr step motor
• Electronic pressure control (epc) solenoid
• Epc sol
• Evap purge
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel pump rly
• Fuel tank press
• Fuse 21 10a
• Fuse 7.5a
• G108 (left side of upper radiator support)
• Gnd
• Heated oxygen sensor (ho2s) 11 (in rear of engine compt, in exhaust)
• Heated oxygen sensor (ho2s) 12 (lower rear center of engine compt, in exhaust)
• Ho2s 11 heater
• Ho2s 11 in
• Ho2s 12 heater
• Hot at all times
• Iac valve
• Idle air control (iac) valve (top right rear of engine)
• Iss sens
• Knock sensor
• M/t
• Maf sensor
• Map sens
• Mass airflow (maf) sensor (right side of engine compt, within air cleaner assembly)
• Nca
• Oss sensor
• Pcm rly power
• Powertrain control module (pcm) (right rear of engine compt, through firewall)
• Red
• Red/pnk
• Ref voltage
• S107
• S117 (left front side of engine compt)
• S154 (engine)
• S238
• Shift sol c
• Shift solenoids
• Sig return
• Tan
• Tan/red
• Tcc sol
• Tcil
• Torque converter clutch (tcc) solenoid
• Tps in
• Tr sensor
• Transmission fluid temperature (tft) sensor
• Turbine shaft speed sensor (tss)
• Vss +

2.5L

2.5L, Engine Performance Wiring Diagrams (1 of 4) for Ford Ranger 2001

List of elements for 2.5L, Engine Performance Wiring Diagrams (1 of 4) for Ford Ranger 2001:

• (case) ground
• (ckp) sensor (+)
• (ckp) sensor (-)
• (css) sol
• (ect) sensor
• (evr) ctrl
• (ho2s) 12
• (iat) sensor
• (left side of upper radiator support)
• (maf) sensor rtn
• (psp) switch
• (pwr) ground
• (tft) sensor
• A/c demand
• A/c system
• Anti-tehft system
• Anti-theft ind
• Anti-theft system
• Battery junction box (left rear of engine compt)
• C220b
• C251
• Central junction box (behind left side of dash)
• Crankshaft position (ckp) sensor (lower right front of engine)
• Data link connector (dlc) (fastened to bottom of dash, near steering column)
• Digital transmission range (dtr) sensor (left side of transmission)
• Dlc bus (+)
• Dlc bus (-)
• Eprom pwr feed
• Fuel gauge
• Fuel pmp monitor
• Fuse 25a
• Fuse 7 30a
• Fuse 7.5a
• G108
• G123 (right side of firewall)
• Hot at all times
• Hot in run or start
• Ignition coil 1
• Ignition coil 2
• Ignition coil a (on top right side of engine)
• Ignition coil b (on top right side of engine)
• Instrument cluster
• Malfunction indicator lamp (mil)
• Mil
• Nca
• Pcm power diode
• Pcm power relay
• Powertrain control module (pcm) (right rear of engine compt, through firewall)
• Red
• Rx sig
• S102
• S107
• S118
• S145
• S218
• Sensor tr1
• Sensor tr2
• Sensor tr4
• Shift sol a
• Shift sol b
• Tachometer
• Trans ctrl (tcs)
• Tx sig

2.5L, Engine Performance Wiring Diagrams (2 of 4) for Ford Ranger 2001

List of elements for 2.5L, Engine Performance Wiring Diagrams (2 of 4) for Ford Ranger 2001:

• (engine) s139
• (left rear side of engine compt)
• (not used)
• (top rear of engine compt)
• A/c clutch relay
• A/t
• Battery junction box (left rear of engine compt)
• Clutch pedal position (cpp) switch (top of pedal support)
• Clutch pedal position (cpp) switch jumper (left of steering column)
• Cooling fans system (engine cooling fan relay)
• Differential pressure feedback egr (dpfe) sensor (right rear of engine, on lifting eye)
• Engine coolant temperature (ect) sensor (in water outlet tube)
• Evap canister purge valve (in left front of engine compt)
• Evap emissions canister vent valve (at fuel tank)
• Fuel pump relay
• Fuse 23 20a
• Fuse 41 20a
• Hot at all times
• Intake air temperature (iat) sensor (on air intake assembly)
• M/t
• Power steering pressure (psp) switch (on lower left front of engine compt)
• Red
• S111 (left rear side of engine compt)
• S113
• S137 (engine)
• S143
• S144 (transmission)
• Throttle position (tp) sensor (top right side of engine, on throttle body)

2.5L, Engine Performance Wiring Diagrams (3 of 4) for Ford Ranger 2001

List of elements for 2.5L, Engine Performance Wiring Diagrams (3 of 4) for Ford Ranger 2001:

• (below left front seat) g300
• (left kick panel) g200
• Abs control module (left front of engine compt)
• Anti- slosh module
• C122
• C135
• C201b
• C220a
• C220b
• Central junction box (behind left side of dash)
• Check fuel cap ind
• Fuel injectors
• Fuel pump/ fuel gauge sensor
• Fuel tank pressure sensor
• Fuel tank unit
• Fuse 10a
• Generic electronic module (gem) (behind center of dash)
• Hot in run
• Inertia fuel shut-off (ifs) switch (in right kick panel)
• Instrument cluster
• Nca
• O/d off ind
• Rear axle speed sensor (top of rear differential)
• Red
• Red/pnk
• S116 (left rear side of engine compt)
• S136 (top rear of engine compt)
• S200 (behind left side of dash)
• S201 (behind left side of dash)
• S209
• S213 (behind left side of dash)
• S222 (behind left side of dash)
• S405
• Speed control servo (right rear of engine compt)
• Tach- ometer
• Tan
• Transmission control switch (tcs)

2.5L, Engine Performance Wiring Diagrams (4 of 4) for Ford Ranger 2001

List of elements for 2.5L, Engine Performance Wiring Diagrams (4 of 4) for Ford Ranger 2001:

• (b+) power
• (bpp) switch
• (cmp) sensor
• (dpfe) sensor
• (epc) solenoid
• (evap) purge
• (evap) vent
• (ho2s) 11
• (ho2s) 11 htr
• (ho2s) 12 htr
• (iac) solenoid
• (maf) sensor
• (pcm relay) pwr
• (pwr) ground
• (tcc) solenoid
• (tcil) lp output
• (tp) sensor
• (tr) sensor
• (tss) sensor
• (vss) input
• 4r44e automatic transmission
• A/c cycling
• A/c relay
• A/c system
• Battery junction box (left rear of engine compt)
• Brake pedal position switch (bpp)
• Camshaft position (cmp) sensor (behind oil pump pulley)
• Central junction box (behind left side of dash)
• Check cap ind
• Coast clutch solenoid
• Egr vacuum regulator (evr) solenoid (on right side of engine)
• Electronic pressure control (epc) solenoid
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel pmp rly
• Fuel pressure
• Fuse 21 10a
• Fuse 7.5a
• G108 (left side of upper radiator support)
• Heated oxygen sensor (ho2s) 11 (in exhaust pipe, before catalytic converter, on lower right side of engine)
• Heated oxygen sensor (ho2s) 12 (in exhaust pipe, rear of catalytic converter)
• Hot at all times
• Idle air control (iac) valve (top right rear of engine)
• Ignition coil 3
• Ignition coil 4
• Mass airflow (maf) sensor (right side of engine compt, within air cleaner assembly)
• Nca
• Powertrain control module (pcm) (right rear of engine compt, through firewall)
• Red
• Red/pnk
• Ref volt
• S107
• S117 (left front side of engine compt)
• S141 (engine)
• S238
• Shift sol c
• Shift solenoids
• Signal rtn
• Tan
• Torque converter clutch (tcc) solenoid
• Transmission fluid temperature (tft) sensor
• Turbine shaft speed sensor (tss)

3.0L

3.0L, Engine Performance Wiring Diagrams (1 of 4) for Ford Ranger 2001

List of elements for 3.0L, Engine Performance Wiring Diagrams (1 of 4) for Ford Ranger 2001:

• (ckp) sensor (+)
• (ckp) sensor (-)
• (dlc) (fastened to bottom of dash, near c251
• (ect) sensor
• (evr) ctrl
• (ho2s) 12
• (left side of upper radiator) support)
• (maf) sensor rtn
• (mil)
• (pwr) ground
• (tft) sensor
• 4wd low ind
• A/c demand sig
• A/c system
• Act sens in
• Anti-theft ind
• Anti-theft system
• Battery junction box (left rear of engine compt)
• C220b
• Central junction box (behind left side of dash)
• Connector
• Crankshaft position (ckp) sensor (on lower front of engine)
• Data link
• Digital transmission range (dtr) sensor (left side of transmission)
• Dlc bus (+)
• Dlc bus (-)
• Eprom power
• Fuel gauge
• Fuel pmp mon
• Fuse 25a
• Fuse 7 30a
• Fuse 7.5a
• G108
• G123 (right side of firewall)
• Ground
• Hot at all times
• Hot in run or start
• Ignition coil
• Ignition coil (on top right side of engine)
• Instrument cluster
• Malfunction indicator lamp (mil)
• Nca
• Pcm power diode
• Pcm power relay
• Powertrain control module (pcm) (right rear of engine compt, through firewall)
• Red
• Rx sig
• S107
• S118
• S145
• S218
• Sensor tr1
• Sensor tr2
• Sensor tr4
• Shift sol a
• Shift sol b
• Shift sol d
• Start rly cntl
• Starting system
• Steering column)
• Tachometer
• Trans ctrl (tcs)
• Tss
• Tx sig

3.0L, Engine Performance Wiring Diagrams (2 of 4) for Ford Ranger 2001

List of elements for 3.0L, Engine Performance Wiring Diagrams (2 of 4) for Ford Ranger 2001:

• (left rear side of engine compt) s113
• (not used)
• A/c clutch relay
• A/t
• Air charge temperature (act) sensor (integral to mass airflow (maf) sensor)
• Battery junction box (left rear of engine compt)
• Clutch pedal position (cpp) switch (top of pedal support)
• Clutch pedal position (cpp) switch jumper (left of steering column)
• Cooling fans system (engine cooling fan relay)
• Differential pressure feedback egr (dpfe) sensor (left side of engine)
• Engine coolant temperature (ect) sensor (top front of engine)
• Evap canister purge valve (in left front of engine compt)
• Evap emissions canister vent valve (at fuel tank)
• Fuel pump relay
• Fuse 23 20a
• Fuse 41 20a
• Hot at all times
• Intermediate shaft speed (iss) sensor (above dtr sensor)
• M/t
• Output shaft speed (oss) sensor (on left rear of trans)
• Red
• S111 (left rear side of engine compt)
• S137 (engine)
• S139 (engine)
• S143 (top rear of engine compt)
• Throttle position (tp) sensor (top left front of engine, on throttle body)

3.0L, Engine Performance Wiring Diagrams (3 of 4) for Ford Ranger 2001

List of elements for 3.0L, Engine Performance Wiring Diagrams (3 of 4) for Ford Ranger 2001:

• (below left front seat) g300
• (left kick panel) g200
• 4wd low ind
• Abs control module (left front of engine compt)
• Anti- slosh module
• C122
• C135
• C201b
• C220a
• C220b
• C281b
• Central junction box (behind left side of dash)
• Check fuel cap ind
• Four wheel drive control module (in right kick panel)
• Fuel injectors
• Fuel pump/ fuel gauge sensor
• Fuel tank pressure transducer sensor (at fuel tank assembly)
• Fuse 10a
• Generic electronic module (gem) (behind center of dash)
• Hot in run
• Inertia fuel shut-off (ifs) switch (in right kick panel)
• Instrument cluster
• Nca
• O/d off ind
• Rear axle speed sensor (top of rear differential)
• Red
• Red/pnk
• S101 red (engine)
• S104 red (engine)
• S200 (behind left side of dash)
• S201 (behind left side of dash)
• S209
• S213 (behind left side of dash)
• S215 (behind left side of dash)
• S222 (behind left side of dash)
• S405
• Speed control servo (right rear of engine compt)
• Tach- ometer
• Tan
• Transmission control switch (tcs)

3.0L, Engine Performance Wiring Diagrams (4 of 4) for Ford Ranger 2001

List of elements for 3.0L, Engine Performance Wiring Diagrams (4 of 4) for Ford Ranger 2001:

• (b+) power
• (bpp) switch
• (cmp) sensor
• (dpfe) sensor
• (engine)
• (epc) solenoid
• (evap) purge
• (evap) vent
• (ho2s) 11
• (ho2s) 11 htr
• (ho2s) 12 htr
• (ho2s) 21
• (ho2s) 21 htr
• (iac) solenoid
• (maf) sensor
• (pcm relay) pwr
• (pwr) ground
• (tcc) solenoid
• (tcil) lp output
• (top rear of engine compt)
• (tp) sensor
• (tr) sensor
• (vss) input
• (w/a/t)
• (w/m/t)
• 5r44e automatic transmission
• A/c cycling
• A/c relay
• A/c system
• A/t
• Battery junction box (left rear of engine compt)
• Brake pedal position switch (bpp)
• Camshaft position (cmp) sensor (on top rear of engine)
• Central junction box (behind left side of dash)
• Check cap ind
• Egr vacuum regulator (evr) solenoid (on right side of engine)
• Electronic pressure control (epc) solenoid
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel pmp rly
• Fuel pressure
• Fuse 21 10a
• Fuse 7.5a
• G108 (left side of upper radiator support)
• Heated oxygen sensor (ho2s) 11 (in right rear of engine compt, in exhaust)
• Heated oxygen sensor (ho2s) 12 (in exhaust pipe, rear of catalytic converter)
• Heated oxygen sensor (ho2s) 21 (in left rear of engine compt, in exhaust)
• Hot at all times
• Idle air control (iac) valve (on top left front of engine)
• Ignition coil
• Iss sensor
• M/t
• Mass airflow (maf) sensor (right side of engine compt, within air cleaner assembly)
• Nca
• Oss sensor
• Powertrain control module (pcm) (right rear of engine compt, through firewall)
• Red
• Red/pnk
• Ref volt
• S100 (trans)
• S106
• S107
• S117 (left front side of engine compt)
• S129
• S141
• S238
• Shift sol c
• Shift solenoids
• Signal rtn
• Tan
• Torque converter clutch (tcc) solenoid
• Transmission fluid temperature (tft) sensor
• Turbine shaft speed (tss) sensor

4.0L

4.0L, Engine Performance Wiring Diagrams (1 of 4) for Ford Ranger 2001

List of elements for 4.0L, Engine Performance Wiring Diagrams (1 of 4) for Ford Ranger 2001:

• (act) sensor
• (ckp) sensor (+)
• (ckp) sensor (-)
• (dlc) (fastened to bottom of dash, near c251
• (ect) sensor
• (evr) ctrl
• (ho2s) 12
• (left side of upper radiator) support)
• (maf) sensor rtn
• (mil)
• (pwr) ground
• (tft) sensor
• (tss) sensor
• 4wd low ind
• A/c demand sig
• A/c system
• Anti-theft ind
• Anti-theft system
• Battery junction box (left rear of engine compt)
• C220b
• Central junction box (behind left side of dash)
• Connector
• Crankshaft position (ckp) sensor (on lower front of engine)
• Data link
• Digital transmission range (dtr) sensor (left side of transmission)
• Dlc bus (+)
• Dlc bus (-)
• Eprom power
• Fuel gauge
• Fuel pmp mon
• Fuse 25a
• Fuse 7 30a
• Fuse 7.5a
• G108
• G123 (right side of firewall)
• Ground
• Hot at all times
• Hot in run or start
• Ignition coil
• Ignition coil (on top right side of engine)
• Instrument cluster
• Knock sensor
• Malfunction indicator lamp (mil)
• Nca
• Pcm power diode
• Pcm power relay
• Powertrain control module (pcm) (right rear of engine compt, through firewall)
• Radio noise capacitor (on right side of engine, near ignition coil)
• Red
• Rx sig
• S105
• S107
• S118
• S145
• S218
• Sensor tr1
• Sensor tr2
• Sensor tr4
• Shift sol a
• Shift sol b
• Shift sol d
• Start rly cntl
• Starting system
• Steering column)
• Tachometer
• Trans ctrl (tcs)
• Tx sig

4.0L, Engine Performance Wiring Diagrams (2 of 4) for Ford Ranger 2001

List of elements for 4.0L, Engine Performance Wiring Diagrams (2 of 4) for Ford Ranger 2001:

• (left rear of engine compt)
• (left rear side of engine compt) s113
• (not used)
• (top rear of engine compt)
• A/c clutch relay
• A/t
• Air charge temperature (act) sensor (integral to mass airflow (maf) sensor)
• Battery junction box (left rear of engine compt)
• Clutch pedal position (cpp) switch (top of pedal support)
• Clutch pedal position (cpp) switch jumper (left of steering column)
• Cooling fans system (engine cooling fan relay)
• Differential pressure feedback egr (dpfe) sensor (left side of engine)
• Engine coolant temperature (ect) sensor (top front of engine)
• Evap canister purge valve (in left front of engine compt)
• Evap emissions canister vent valve (at fuel tank)
• Fuel pump relay
• Fuse 23 20a
• Fuse 41 20a
• Hot at all times
• Intermediate shaft speed (iss) sensor (above dtr sensor)
• Knock sensor (on top center of engine)
• M/t
• Nca
• Output shaft speed (oss) sensor (on left rear of trans)
• Red
• S111
• S133 (engine)
• S135 (engine)
• S137 (engine)
• S139 (engine)
• S143
• S144 (engine)
• Throttle position (tp) sensor (top left front of engine, on throttle body)

4.0L, Engine Performance Wiring Diagrams (3 of 4) for Ford Ranger 2001

List of elements for 4.0L, Engine Performance Wiring Diagrams (3 of 4) for Ford Ranger 2001:

• (below left front seat) g300
• (engine) s101
• (left kick panel) g200
• 4wd low ind
• Abs control module (left front of engine compt)
• Anti- slosh module
• C122
• C135
• C201b
• C220a
• C220b
• C281b
• Central junction box (behind left side of dash)
• Check fuel cap ind
• Four wheel drive control module (in right kick panel)
• Fuel injectors
• Fuel pump/ fuel gauge sensor
• Fuel tank pressure transducer sensor (at fuel tank assembly)
• Fuse 10a
• Generic electronic module (gem) (behind center of dash)
• Hot in run
• Inertia fuel shut-off (ifs) switch (in right kick panel)
• Instrument cluster
• Nca
• O/d off ind
• Rear axle speed sensor (top of rear differential)
• Red
• Red/pnk
• S104 (engine)
• S200 (behind left side of dash)
• S201 (behind left side of dash)
• S209
• S213 (behind left side of dash)
• S215 (behind left side of dash)
• S222 (behind left side of dash)
• S405
• Speed control servo (right rear of engine compt)
• Tach- ometer
• Tan
• Transmission control switch (tcs)

4.0L, Engine Performance Wiring Diagrams (4 of 4) for Ford Ranger 2001

List of elements for 4.0L, Engine Performance Wiring Diagrams (4 of 4) for Ford Ranger 2001:

• (b+) power
• (bpp) switch
• (cmp) sensor
• (dpfe) sensor
• (epc) solenoid
• (evap) purge
• (evap) vent
• (ho2s) 11
• (ho2s) 11 htr
• (ho2s) 12 htr
• (ho2s) 21
• (ho2s) 21 htr
• (iac) solenoid
• (iss) sensor
• (maf) sensor
• (oss) sensor
• (pcm relay) pwr
• (pwr) ground
• (tcc) solenoid
• (tcil) lp output
• (top rear of engine compt)
• (tp) sensor
• (tr) sensor
• (trans)
• (vss) input
• 5r55e automatic transmission
• A/c cycling
• A/c relay
• A/c system
• Battery junction box (left rear of engine compt)
• Brake pedal position switch (bpp)
• Camshaft position (cmp) sensor (on top rear of engine)
• Central junction box (behind left side of dash)
• Check cap ind
• Egr vacuum regulator (evr) solenoid (on left rear of engine)
• Electronic pressure control (epc) solenoid
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel pmp rly
• Fuel pressure
• Fuse 21 10a
• Fuse 7.5a
• G108 (left side of upper radiator support)
• Heated oxygen sensor (ho2s) 11 (in right rear of engine compt, in exhaust)
• Heated oxygen sensor (ho2s) 12 (in exhaust pipe, rear of catalytic converter)
• Heated oxygen sensor (ho2s) 21 (in left rear of engine compt, in exhaust)
• Hot at all times
• Idle air control (iac) valve (on top left rear of engine)
• Ignition coil
• Ignition coil 4
• Knock sensor
• Mass airflow (maf) sensor (right side of engine compt, within air cleaner assembly)
• Nca
• Powertrain control module (pcm) (right rear of engine compt, through firewall)
• Red
• Red/pnk
• Ref volt
• S107
• S117 (left front side of engine compt)
• S129
• S140
• S141 (engine)
• S238
• Shift sol c
• Shift solenoids
• Signal rtn
• Tan
• Torque converter clutch (tcc) solenoid
• Transmission fluid temperature (tft) sensor
• Turbine shaft speed (tss) sensor