ENGINE PERFORMANCE – Toyota Avalon XL 1999 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.0L

3.0L, Engine Performance Wiring Diagrams, California (1 of 4) for Toyota Avalon XL 1999

List of elements for 3.0L, Engine Performance Wiring Diagrams, California (1 of 4) for Toyota Avalon XL 1999:

• (dash harn, column shift-right side of radio, floor shift-upper right side of dash)
• (eng harn, right front of engine)
• (right side of dash) j/c 2
• (right side of intake manifold)
• A braid
• Acis
• Braid
• Camshaft position sensor (left rear of left cyl head)
• Conn e6
• Conn e7
• Cooling fans system
• Crankshaft position sensor (behind crank- shaft pulley)
• Cruise control ecu
• E01
• E02
• E03
• E10
• E10 (eng harn, right side of engine)
• E11
• E2g
• E9 (eng harn, right side of engine)
• Egls
• Egr
• Electronically controlled transmission solenoid (left side of transaxle)
• Engine control module (behind right side of dash)
• Evp
• G131
• G131 (right side of intake manifold)
• G22+
• Grd
• Htl
• Htr
• I16 (dash harn, right side of dash)
• I17
• I18/i21
• Idle air control valve (throttle body assembly)
• Igf
• Igniter (lower left rear corner of eng compt)
• Ignition coil 2
• Ignition coil 4
• Ignition coil 6
• Igt1
• Igt2
• Igt3
• Injector 1
• Injector 2
• Injector 3
• Injector 4
• Injector 5
• Injector 6
• Knkl
• Knkr
• Knock sensor 1 (top of engine)
• Knock sensor 2 (top of engine)
• Mass airflow meter (on air intake assembly)
• Nc2+
• Nc2-
• Ne+
• Ne-
• Noise filter (left side of engine compt)
• O/d direct clutch speed sensor (top of transaxle)
• Oxl
• Oxr
• Pnk
• Power steering oil pressure switch (right rear of engine compt)
• Red
• Rsc
• Rso
• Sln+
• Sln-
• Tha
• Thg
• Thw
• Vta1

3.0L, Engine Performance Wiring Diagrams, California (2 of 4) for Toyota Avalon XL 1999

List of elements for 3.0L, Engine Performance Wiring Diagrams, California (2 of 4) for Toyota Avalon XL 1999:

• (dash harn, right end of dash)
• (dash harn, right side of radio)
• (eng harn, left front fender)
• (engine harn, right rear of engine)
• (engine harn, right side of engine)
• (right side of intake manifold) g131
• A/f htr fuse 25a
• A/f htr relay
• Acc
• Af+
• Af-
• Air fuel ratio sensor (bank 1 sensor 1) (in left exhaust manifold)
• Air fuel ratio sensor (bank 2 sensor 1) (in right exhaust manifold)
• Am2
• Braid
• Circuit opening relay (right kick panel)
• D10
• E10
• Efi fuse 15a
• Efi relay
• Engine room junction block
• F12
• Fuel pump (in fuel tank)
• G101 (front of right front fender)
• G305 (base of right "b" pillar)
• Heated oxygen sensor (bank 1 sensor 2) (on exhaust pipe, rear of catalytic converter)
• Hot at all times
• Hts
• I17
• I17 (dash harn, right side of radio)
• I18
• I19/i12 (dash harn, floor shift: right side of dash, column shift: center of dash)
• I26
• I32
• Ig2
• Ign fuse 5a
• Ignition switch
• Instrument panel junction block
• J/c 2 (behind right side of dash)
• J/c 4 (behind right side of dash)
• Lock
• Oxs
• P/n
• Park/neutral position switch (on transaxle)
• Red
• St2
• Start
• Starter fuse 5a
• Sub relay block

3.0L, Engine Performance Wiring Diagrams, California (3 of 4) for Toyota Avalon XL 1999

List of elements for 3.0L, Engine Performance Wiring Diagrams, California (3 of 4) for Toyota Avalon XL 1999:

• (behind right side of dash) j/c 3
• (column shift)
• (dash harn, right side of dash)
• (floor shift)
• A/t indicator light switch (integral to park/ neutral position switch) (on transaxle)
• Center junction block
• Cig/radio fuse 15a
• Combination meter
• Diode (right center of dash)
• E10 (engine harn, right side of engine)
• Egls
• Egr gas temperature sensor (on egr valve)
• Egr valve position sensor (on egr valve)
• Engine coolant temperature sensor (on water outlet)
• G200 (left kick panel)
• G206 (instrument panel brace)
• Gauge fuse 7.5a
• Hot in acc or on
• Hot in on or start
• I16
• I16 (dash harn, right side of dash)
• I17
• I18/ i19
• I18/ i20
• I18/i19
• Instrument panel junction block
• Malf ind lamp
• O/d main switch
• O/d off ind
• Pnk
• Power seat ecu
• Ptnk
• Red
• Speedometer
• Tacho- meter
• Throttle position sensor (on throttle body)
• Vapor pressure sensor (on left rear of vehicle at fuel tank)
• Vehicle speed sensor (right side of transaxle)
• Vsv (egr) (top center of engine)
• Vsv (evap) (top center of engine)
• Vsv (intake air control) (top center of engine)
• Vsv (vapor pressure sensor) (left rear of engine compt)

3.0L, Engine Performance Wiring Diagrams, California (4 of 4) for Toyota Avalon XL 1999

List of elements for 3.0L, Engine Performance Wiring Diagrams, California (4 of 4) for Toyota Avalon XL 1999:

• (auto a/c) (manual a/c)
• (instrument panel brace)
• (left kick panel)
• (right side of intake manifold)
• A/c
• A/c amplifier
• Abs & traction ecu
• Act
• Bat
• Batt
• Braided
• Center junction block
• Clock
• Code
• Conn e11
• Conn e12
• Conn e8
• Cruise control ecu
• Data link connector 1 (right rear corner of engine compt)
• Data link connector 3 (behind left side of dash)
• Driver side junction block
• E0m
• E10
• Efi+
• Efi-
• Electronically controlled transmission pattern select switch
• Els
• Els2
• Engine control module (behind right side of dash)
• Engine room junction block
• G131
• G131 (right side of intake manifold)
• G200
• G200 (left kick panel)
• G206
• G206 (instrument panel brace)
• Grd
• H12
• Hot at all times
• Hot at all times
• Hot w/defogger relay energized
• Hot w/taillight relay energized
• Hts
• Idlo
• Igsw
• Imld
• Instrument panel junction block
• J/c 4 (right side of dash)
• Ksw
• Mir heater fuse 10a
• Mrel
• Neo
• Nsw
• Obd/trac fuse 7.5a
• Od1
• Od2
• Oxs
• Pnk
• Ptnk
• Pwr
• Pwr ind
• Rxck
• Security indicator light
• Sil
• Spd
• Sta
• Stop fuse 15a
• Stoplight switch (on bracket, above brake pedal)
• Stp
• Tach
• Tail fuse 15a
• Te1
• Thwo
• Tpc
• Transponder key amplifier (left side of dash)
• Trc+
• Trc-
• Txct
• Unlock warning switch

3.0L, Engine Performance Wiring Diagrams, Except California (1 of 4) for Toyota Avalon XL 1999

List of elements for 3.0L, Engine Performance Wiring Diagrams, Except California (1 of 4) for Toyota Avalon XL 1999:

• (dash harn, column shift-right side of radio, floor shift-upper right side of dash)
• (eng harn, right front of engine)
• (right side of dash) j/c 2
• (right side of intake manifold)
• A braid
• Acis
• Braid
• Camshaft position sensor (left rear of left cyl head)
• Conn e6
• Conn e7
• Cooling fans system
• Crankshaft position sensor (behind crank- shaft pulley)
• Cruise control ecu
• E01
• E02
• E03
• E10
• E10 (eng harn, right side of engine)
• E11
• E2g
• E9 (eng harn, right side of engine)
• Egls
• Egr
• Electronically controlled transmission solenoid (left side of transaxle)
• Engine control module (behind right side of dash)
• Evp
• G131
• G131 (right side of intake manifold)
• G22+
• Grd
• Htl
• Htr
• I16 (dash harn, right side of dash)
• I17
• I18/i21
• Idle air control valve (throttle body assembly)
• Igf
• Igniter (lower left rear corner of eng compt)
• Ignition coil 2
• Ignition coil 4
• Ignition coil 6
• Igt1
• Igt2
• Igt3
• Injector 1
• Injector 2
• Injector 3
• Injector 4
• Injector 5
• Injector 6
• Knkl
• Knkr
• Knock sensor 1 (top of engine)
• Knock sensor 2 (top of engine)
• Mass airflow meter (on air intake assembly)
• Nc2+
• Nc2-
• Ne+
• Ne-
• Noise filter (left side of engine compt)
• O/d direct clutch speed sensor (top of transaxle)
• Oxl
• Oxr
• Pnk
• Power steering oil pressure switch (right rear of engine compt)
• Red
• Rsc
• Rso
• Sln+
• Sln-
• Tha
• Thg
• Thw
• Vta1

3.0L, Engine Performance Wiring Diagrams, Except California (2 of 4) for Toyota Avalon XL 1999

List of elements for 3.0L, Engine Performance Wiring Diagrams, Except California (2 of 4) for Toyota Avalon XL 1999:

• (dash harn, floor shift: right side of dash, column shift: center of dash)
• (dash harn, right end of dash)
• (dash harn, right side of radio)
• (eng harn, left front fender)
• (engine harn, right rear of engine)
• (right side of intake manifold) g131
• Acc
• Am2
• Braid
• Circuit opening relay (right kick panel)
• D10
• E10
• Efi fuse 15a
• Efi relay
• Engine room junction block
• F12
• Fuel pump (in fuel tank)
• G131 (left side of intake manifold)
• G305 (base of right "b" pillar)
• Heated oxygen sensor (bank 1 sensor 1) (in right exhaust manifold)
• Heated oxygen sensor (bank 1 sensor 2) (on exhaust pipe, rear of catalytic converter)
• Heated oxygen sensor (bank 2 sensor 1) (in left exhaust manifold)
• Hot at all times
• Htl
• Htr
• Hts
• I17
• I18
• I19/i12
• I26
• I32
• Ig2
• Ign fuse 5a
• Ignition switch
• Instrument panel junction block
• J/c 2 (behind right side of dash)
• J/c 4 (behind right side of dash)
• Lock
• Oxl1
• Oxr1
• Oxs
• P/n
• Park/neutral position switch (on transaxle)
• Red
• St2
• Start
• Starter fuse 5a

3.0L, Engine Performance Wiring Diagrams, Except California (3 of 4) for Toyota Avalon XL 1999

List of elements for 3.0L, Engine Performance Wiring Diagrams, Except California (3 of 4) for Toyota Avalon XL 1999:

• (behind right side of dash) j/c 3
• (column shift)
• (dash harn, right side of dash)
• (dash harn, right side of radio)
• (floor shift)
• A/t indicator light switch (integral to park/ neutral position switch) (on transaxle)
• Center junction block
• Cig/radio fuse 15a
• Combination meter
• Diode (right center of dash)
• E10 (engine harn, right side of engine)
• Egls
• Egr gas temperature sensor (on egr valve)
• Egr valve position sensor (on egr valve)
• Engine coolant temperature sensor (on water outlet)
• G200 (left kick panel)
• G206 (instrument panel brace)
• Gauge fuse 7.5a
• Hot in acc or on
• Hot in on or start
• I12/ i29
• I16
• I16 (dash harn, right side of dash)
• I17
• I18/ i19
• I18/i19
• Instrument panel junction block
• Malf ind lamp
• O/d main switch
• O/d off ind
• Pnk
• Power seat ecu
• Ptnk
• Red
• Speedometer
• Tacho- meter
• Throttle position sensor (on throttle body)
• Vapor pressure sensor (on left rear of vehicle, at fuel tank)
• Vehicle speed sensor (right side of transaxle)
• Vsv (egr) (top center of engine)
• Vsv (evap) (top center of engine)
• Vsv (intake air control) (top center of engine)
• Vsv (vapor pressure sensor) (left rear of engine compt)

3.0L, Engine Performance Wiring Diagrams, Except California (4 of 4) for Toyota Avalon XL 1999

List of elements for 3.0L, Engine Performance Wiring Diagrams, Except California (4 of 4) for Toyota Avalon XL 1999:

• (auto a/c) (manual a/c)
• (instrument panel brace)
• (left kick panel)
• (right side of intake manifold)
• A/c
• A/c amplifier
• Abs & traction ecu
• Act
• Bat
• Batt
• Braided
• Center junction block
• Clock
• Code
• Conn e11
• Conn e12
• Conn e8
• Cruise control ecu
• Data link connector 1 (right rear corner of engine compt)
• Data link connector 3 (behind left side of dash)
• Driver side junction block
• E0m
• E10
• Efi+
• Efi-
• Electronically controlled transmission pattern select switch
• Els
• Els2
• Engine control module (behind right side of dash)
• Engine room junction block
• G131
• G131 (right side of intake manifold)
• G200
• G200 (left kick panel)
• G206
• G206 (instrument panel brace)
• Grd
• H12
• Hot at all times
• Hot at all times
• Hot w/defogger relay energized
• Hot w/taillight relay energized
• Hts
• Idlo
• Igsw
• Imld
• Instrument panel junction block
• J/c 4 (right side of dash)
• Ksw
• Mir heater fuse 10a
• Mrel
• Neo
• Nsw
• Obd/trac fuse 7.5a
• Od1
• Od2
• Oxs
• Pnk
• Ptnk
• Pwr
• Pwr ind
• Rxck
• Security indicator light
• Sil
• Spd
• Sta
• Stop fuse 15a
• Stoplight switch (on bracket, above brake pedal)
• Stp
• Tach
• Tail fuse 15a
• Te1
• Thwo
• Tpc
• Transponder key amplifier (left side of dash)
• Trc+
• Trc-
• Txct
• Unlock warning switch