ENGINE PERFORMANCE – Nissan Xterra SE S/C 2003 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.4L

2.4L, Engine Performance Wiring Diagram (1 of 3) for Nissan Xterra SE S/C 2003

List of elements for 2.4L, Engine Performance Wiring Diagram (1 of 3) for Nissan Xterra SE S/C 2003:

• (13-17 not used)
• (26-27, 30 not used)
• (below center of dash, near ecm) ecm relay
• (near engine coolant temperature sensor)
• (on throttle body) throttle position sensor
• (right front of engine, on power steering high pressure tube) power steering oil pressure switch
• (under left dash panel, near fuse box cover) data link connector (dlc)
• 13p
• A/c system
• Acc
• Acrly
• Air con
• Avcc
• B106 (near right rear seat)
• Combination meter
• Crankshaft position sensor (obd) (at top rear of engine, on transmission housing)
• Egr temperature sensor (on engine intake manifold, near throttle body)
• Egrts
• Engine control module (ecm) (below center of dash, behind lower cover)
• Engine coolant temperature sensor (on right front of engine)
• Evap
• Evap control system pressure sensor (under vehicle, forward of right rear shock absorber)
• F11
• F12
• Fgage+
• Fgage-
• Fpr
• Ftprs
• Fuel level sensor
• Fuel tank gauge unit
• Fuel tank temperature sensor
• Fuse 10a
• Fuse 7.5a
• Fuse block (at left side of dash, behind cover)
• Gnd-a
• Gnd-c
• Gnd-i
• Hot at all times
• Hot in on or start
• Hot in start
• Idle
• Ign
• Ign sw
• Ignck
• Ignition switch
• Instrument cluster system (tachometer)
• Intake air temperature sensor (at left side of engine compt, on air intake box)
• Kline
• Knk
• Knock sensor (on right side of engine)
• Led-r
• Mass airflow (maf) sensor (near throttle body)
• Nca
• Neut
• O2sf
• O2sr
• Off
• Pnk
• Pos
• Pwst
• Qa+
• Qa-
• Red
• Ref
• Rgc/s
• Ssoff
• Start
• Stsw
• Tacho
• Tamb
• Tfuel
• Tvo1
• Vsp

2.4L, Engine Performance Wiring Diagram (2 of 3) for Nissan Xterra SE S/C 2003

List of elements for 2.4L, Engine Performance Wiring Diagram (2 of 3) for Nissan Xterra SE S/C 2003:

• (in relay box) a/c relay
• (not used)
• (on throttle body) throttle position switch
• A/c system
• Camshaft position sensor
• Condenser
• Distributor
• E54 (at right rear corner of engine compt)
• Evap canister purge volume control solenoid valve (on right side of engine compt, near power steering oil reservoir)
• F11 (near engine coolant temp- erature sensor)
• Fuse & fusible link box (at right side of engine compt)
• Fuse 7.5a
• Hot at all times
• Hot in on
• Iacv-ficd solenoid valve (on right side of engine, forward of throttle body)
• Ignition coil
• Nca
• P/n
• Park/ neutral position (pnp) switch (on right side of transmission)
• Pnk
• Power transistor
• Resistor (at left front side of engine, near distributor)
• Tp sw
• Wotp sw

2.4L, Engine Performance Wiring Diagram (3 of 3) for Nissan Xterra SE S/C 2003

List of elements for 2.4L, Engine Performance Wiring Diagram (3 of 3) for Nissan Xterra SE S/C 2003:

• (77-79 not used)
• 1o1
• B106 (near right rear seat)
• Batt
• Cdcv
• Combination meter
• Coolant temperature sensor)
• Crtn
• Cvbv
• Egr
• Egrc solenoid valve (on right side of engine, near egr valve)
• Engine control module (ecm) (below center of dash, behind lower cover)
• Evap canister vent control valve (under right rear of vehicle, on evap canister)
• F12 (near engine
• Fuel injectors
• Fuel pump (in fuel tank)
• Fuel pump relay (behind left side of dash)
• Fuse 10a
• Fuse 15a
• Fuse block (at left side of dash, behind cover)
• Gnd-e
• Heated oxygen sensor 1 (at left side of engine, on exhaust manifold)
• Heated oxygen sensor 2 (on exhaust pipe, forward of catalytic converter)
• Hot in on or start
• Iacv-aac valve (on right side of engine, forward of throttle body)
• Inj 1
• Inj 2
• Inj 3
• Inj 4
• Isc
• Malfunction indicator lamp
• O2hf
• O2hr
• Vacuum cut valve by-pass valve (between fuel tank & evap canister, on evap purge line)
• Vehicle speed sensor (bottom left rear of transmission)

3.3L

3.3L, Engine Performance Wiring Diagram (1 of 3) for Nissan Xterra SE S/C 2003

List of elements for 3.3L, Engine Performance Wiring Diagram (1 of 3) for Nissan Xterra SE S/C 2003:

• (13-17, 30 not used)
• (33-34, 37-38 not used)
• (below center of dash, near ecm) ecm relay
• (on throttle body) throttle position sensor
• (under left dash panel, near fuse box cover) data link connector (dlc)
• 13p
• A/c system
• Acrly
• Air con
• Atck
• Avcc
• B106 (near right rear seat)
• Combination meter
• Crankshaft position sensor (obd) (at top rear of engine)
• Dt1
• Dt2
• Dt3
• Egrts
• Engine control module (ecm) (below center of dash, behind lower cover)
• Engine coolant temperature sensor (on top front of engine, in water outlet)
• Evap
• Evap control system pressure sensor (under vehicle, forward of right rear shock absorber)
• F11
• F12 (on top of intake manifold)
• Fgage+
• Fgage-
• Fpr
• Ftpres
• Fuel level sensor
• Fuel level sensor unit
• Fuel pump (in fuel tank)
• Fuel pump relay (behind left side of dash)
• Fuel tank temperature sensor
• Full
• Fuse 10a
• Fuse 15a
• Fuse 7.5a
• Fuse block (at left side of dash, behind cover)
• Gnd-a
• Gnd-c
• Gnd-i
• Hot at all times
• Hot in on or start
• Hot in start
• Idle
• Ign
• Ign sw
• Ignck
• Instrument cluster system (tachometer)
• Intake air temperature sensor (at left side of engine compt, on air intake box)
• Kline
• Knk
• Led-r
• Mass airflow (maf) sensor (near air intake box)
• Nca
• Neut
• O2sfl
• O2sfr
• O2srl
• O2srr
• Obd2
• Pnk
• Pos
• Pwst
• Qa+
• Qa-
• Red
• Ref
• Rgc/s
• Ssoff
• Stsw
• Tacho
• Tamb
• Tasw
• Tfuel
• Transmission control module (tcm) (behind dash, left of steering column)
• Tvo
• Vsp

3.3L, Engine Performance Wiring Diagram (2 of 3) for Nissan Xterra SE S/C 2003

List of elements for 3.3L, Engine Performance Wiring Diagram (2 of 3) for Nissan Xterra SE S/C 2003:

• (in relay box) park/neutral position relay
• (on engine intake manifold, near throttle body) egr temp- erature sensor
• (on right side of transmission) park/neutral position switch
• (on throttle body) throttle position switch
• A/t
• Acc
• Camshaft position sensor
• Condenser
• Ctp sw
• Distributor
• E12 (near air cleaner)
• Evap canister purge volume control solenoid valve (on left side of engine compt, outboard of brake fluid reservoir)
• F11 (on top of intake manifold)
• F12 (on top
• Fuse 7.5a
• Fuse block (at left side of dash, behind cover)
• Hot at all times
• Hot in on or start
• Ignition coil
• Ignition switch
• Knock sensor (on top rear of engine)
• M/t
• Nca
• Of intake manifold)
• Off
• P/n
• Park/ neutral position (pnp) switch (on right side of trans)
• Power steering oil pressure switch (near right front side of engine)
• Power transistor
• Resistor (on top right side of engine, next to distributor)
• Start
• Starting/ charging system
• W/ security
• W/o security
• Wotp sw

3.3L, Engine Performance Wiring Diagram (3 of 3) for Nissan Xterra SE S/C 2003

List of elements for 3.3L, Engine Performance Wiring Diagram (3 of 3) for Nissan Xterra SE S/C 2003:

• (77-79 not used)
• 1o1
• Batt
• Cdcv
• Combination meter
• Crtn
• Cvbv
• Egr
• Egrc solenoid valve
• Engine control module (ecm) (below center of dash, behind lower cover)
• Evap canister vent control valve (under right rear of vehicle, on evap canister)
• F12 (on top of intake manifold)
• Front heated oxygen sensor (bank 1) (on inlet of right catalyst)
• Front heated oxygen sensor (bank 2) (on inlet of left catalyst)
• Fuel injectors
• Fuse 10a
• Fuse 15a
• Fuse block (at left side of dash, behind cover)
• Gnd-e
• Hot in on or start
• Iacv-aac valve (on top rear of engine)
• Inj 1
• Inj 2
• Inj 3
• Inj 4
• Inj 5
• Inj 6
• Isc
• Malfunction indicator lamp
• O2hfl
• O2hfr
• O2hrl
• O2hrr
• Rear heated oxygen sensor (bank 1) (on inlet of right three way converter)
• Rear heated oxygen sensor (bank 2) (on inlet of left three way converter)
• Vacuum cut valve by-pass valve (between fuel tank & evap canister, on evap purge line)
• Vehicle speed sensor

3.3L SC

3.3L SC, Engine Performance Wiring Diagram (1 of 3) for Nissan Xterra SE S/C 2003

List of elements for 3.3L SC, Engine Performance Wiring Diagram (1 of 3) for Nissan Xterra SE S/C 2003:

• (13-17, 30, 31 not used)
• (33-38 not used)
• (below center of dash, near ecm) ecm relay
• (on throttle body) throttle position sensor
• 13p
• A/c system
• Acrly
• Air con
• Atck
• Avcc
• B106 (near right rear seat)
• Combination meter
• Crankshaft position sensor (obd) (at top rear of engine)
• Dt1
• Dt2
• Dt3
• Engine control module (ecm) (below center of dash, behind lower cover)
• Engine coolant temperature sensor (on top front of engine, in water outlet)
• Evap
• Evap control system pressure sensor (under vehicle, forward of right rear shock absorber)
• F11
• F12 (on top of intake manifold)
• Fgage+
• Fgage-
• Fpr
• Ftpres
• Fuel level sensor
• Fuel level sensor unit
• Fuel pump (in fuel tank)
• Fuel pump relay (behind left side of dash)
• Fuel tank temperature sensor
• Full
• Fuse 10a
• Fuse 15a
• Fuse 7.5a
• Fuse block (at left side of dash, behind cover)
• Gnd-a
• Gnd-c
• Gnd-i
• Hot at all times
• Hot in on or start
• Hot in start
• Idle
• Ign
• Ign sw
• Ignck
• Instrument cluster system (tachometer)
• Intake air temperature sensor (at left side of engine compt, on air intake box)
• Kline
• Knk
• Led-r
• Mass airflow (maf) sensor (near air intake box)
• Nca
• Neut
• O2sfl
• O2sfr
• O2srl
• O2srr
• Obd2
• Pnk
• Pos
• Pwst
• Qa+
• Qa-
• Red
• Ref
• Rgc/s
• S/c sol
• Ssoff
• Stsw
• Supercharger by-pass valve control solenoid (left side of engine compt)
• Tacho
• Tamb
• Tasw
• Tfuel
• Transmission control module (tcm) (behind dash, left of steering column)
• Tvo
• Vsp

3.3L SC, Engine Performance Wiring Diagram (2 of 3) for Nissan Xterra SE S/C 2003

List of elements for 3.3L SC, Engine Performance Wiring Diagram (2 of 3) for Nissan Xterra SE S/C 2003:

• (in relay box) park/neutral position relay
• (on right side of transmission) park/neutral position switch
• (on throttle body) throttle position switch
• A/t
• Acc
• Camshaft position sensor
• Condenser
• Ctp sw
• Distributor
• E12 (near air cleaner)
• Evap canister purge volume control solenoid valve (on left side of engine compt, outboard of brake fluid reservoir)
• F11 (on top of intake manifold)
• F12 (on top of intake manifold)
• Fuse 7.5a
• Fuse block (at left side of dash, behind cover)
• Hot at all times
• Hot in on or start
• Ignition coil
• Ignition switch
• Knock sensor (on top rear of engine)
• M/t
• Nca
• Off
• P/n
• Park/ neutral position (pnp) switch (on right side of trans)
• Power steering oil pressure switch (near right front side of engine)
• Power transistor
• Resistor (on top right side of engine, next to distributor)
• Start
• Starting/ charging system
• W/ security
• W/o security
• Wotp sw

3.3L SC, Engine Performance Wiring Diagram (3 of 3) for Nissan Xterra SE S/C 2003

List of elements for 3.3L SC, Engine Performance Wiring Diagram (3 of 3) for Nissan Xterra SE S/C 2003:

• (77-79 not used)
• (under left dash panel, near fuse box cover) data link connector (dlc)
• 1o1
• Batt
• Cdcv
• Combination meter
• Crtn
• Cvbv
• Engine control module (ecm) (below center of dash, behind lower cover)
• Evap canister vent control valve (under right rear of vehicle, on evap canister)
• F12 (on top of intake manifold)
• Front heated oxygen sensor (bank 1) (on inlet of right catalyst)
• Front heated oxygen sensor (bank 2) (on inlet of left catalyst)
• Fuel injectors
• Fuse 10a
• Fuse 15a
• Fuse block (at left side of dash, behind cover)
• Gnd-e
• Hot in on or start
• Iacv-aac valve (on top rear of engine)
• Inj 1
• Inj 2
• Inj 3
• Inj 4
• Inj 5
• Inj 6
• Isc
• Malfunction indicator lamp
• O2hfl
• O2hfr
• O2hrl
• O2hrr
• Rear heated oxygen sensor (bank 1) (on inlet of right three way converter)
• Rear heated oxygen sensor (bank 2) (on inlet of left three way converter)
• Vacuum cut valve by-pass valve (between fuel tank & evap canister, on evap purge line)
• Vehicle speed sensor