ENGINE PERFORMANCE – Hummer H2 2009 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

6.2L VIN 2

6.2L VIN 2, Engine Performance Wiring Diagram (1 of 5) for Hummer H2 2009

List of elements for 6.2L VIN 2, Engine Performance Wiring Diagram (1 of 5) for Hummer H2 2009:

• (in chassis harness 39 cm from g401 breakout) j403
• (on front of right cylinder head) g103
• 5 volt ref
• 5-volt ref 2
• A/c comp
• A/c pres sig
• Acc
• Acc ser data
• Accelerator pedal position (app) sensor (above accelerator pedal assembly)
• Air conditioning system
• App sens 1
• App sens 2
• Batt positive
• Body control module (bcm) (lower left of dash)
• Computer data lines system
• Cooling fans system
• Data bus+
• Data bus-
• Ecm batt fuse 10 10a
• Ecm ign fuse 47 15a
• Engine control module (ecm) (battery at fuse block-underhood)
• Evap vent
• Exterior lights system
• Fan rel ctrl
• Fan rly ctrl
• Ftp sig
• Fuel lvl-pri
• Fuel pump & sender assembly (in fuel tank)
• Fuel tank pressure (ftp) sensor (top of fuel tank)
• G103 (on front of right cylinder head)
• Ground
• Ho2s hi b1s2
• Ho2s hi b2s2
• Ho2s ht b2s1
• Ho2s ht b2s2
• Ho2s lo b1s2
• Ho2s lo b2s2
• Hot at all times
• Hot w/ run/crnk relay energized
• Iat sens sig
• Ignition switch
• Ignition vol
• J103
• J130
• J213
• J356
• Lo ref
• Lock
• Maf sens sig
• Mass air flow (maf)/intake air temperature (iat) sensor (in air induction tube)
• Mil control
• P/n sig
• Pnk
• Pnk a
• Relay ctrl
• Rly coil ctrl
• Rly ctrl
• Run
• Start
• Starting/charging system
• Tan
• Tcc brk sig
• Tcm batt fuse 12 15a
• Transmissions system
• Underhood fuse block (left of engine compt)
• Vehicle speed (vss) sensor (rear of transfer case assembly)
• Vss hi sig
• Vss lo sig

6.2L VIN 2, Engine Performance Wiring Diagram (2 of 5) for Hummer H2 2009

List of elements for 6.2L VIN 2, Engine Performance Wiring Diagram (2 of 5) for Hummer H2 2009:

• Ecm/throt cont fuse 3 15a
• Eng fuse 2 15a
• Evaporative emissions (evap) canister vent solenoid valve (right rear of vehicle)
• Fuel injectors (left side of engine)
• Heated oxygen sensor (ho2s) bank 1 sensor 2 (left exhaust, after catalytic converter)
• Heated oxygen sensor (ho2s) bank 2 sensor 2 (right exhaust pipe, after catalytic converter)
• Hot at all times
• Inj-a fuse 20 20a
• Inj-b fuse 11 20a
• Ipc fuse 39 10a
• Nca
• O2-a snsr fuse 16 10a
• O2-b snsr fuse 6 10a
• Pnk
• Power distribution system
• Pwr/ trn relay
• Tan
• Underhood fuse block (left of engine compt)

6.2L VIN 2, Engine Performance Wiring Diagram (3 of 5) for Hummer H2 2009

List of elements for 6.2L VIN 2, Engine Performance Wiring Diagram (3 of 5) for Hummer H2 2009:

• (front of engine) camshaft position (cmp) actuator solenoid valve
• (lower left of dash) left i/p junction block
• (right side of oil pan) engine oil level switch
• Computer data lines system
• Engine coolant temperature (ect) sensor (left side engine block)
• Engine oil pressure (eop) sensor (on rear side of engine block)
• Fuel injectors (right side of engine)
• G103 (on front of right cylinder head)
• G200 (on left side of dash, behind left kick panel)
• Gnd
• Ground distribution system
• Heated oxygen sensor (ho2s) bank 1 sensor 1 (left exhaust, before catalytic converter)
• Heated oxygen sensor (ho2s) bank 2 sensor 1 (right exhaust, before catalytic converter)
• Ign
• Instrument panel cluster (ipc)
• Knock sensor (ks) 1 (left side of engine)
• Knock sensor (ks) 2 (right side of engine)
• Logic
• Low engine oil pressure ind
• Low speed
• Malfunction indicator lamp
• Nca
• Pnk
• Tan

6.2L VIN 2, Engine Performance Wiring Diagram (4 of 5) for Hummer H2 2009

List of elements for 6.2L VIN 2, Engine Performance Wiring Diagram (4 of 5) for Hummer H2 2009:

• (battery at fuse block-underhood) engine control module (ecm)
• (ignition coil jumper harness, 5 cm from x111 breakout, between breakouts for ignition coils 4 & 6)
• (left side of intake manifold) evaporative emission (evap) canister purge solenoid valve
• (mounted to intake manifold) throttle body assembly
• (right side of engine)
• 5v ref 2
• A pnk
• Cam sol ctl
• Camshaft position (cmp) sensor (front of engine)
• Crankshaft position (ckp) sensor (rear of engine block)
• Ect sig
• G102 (left front side of engine block)
• Gen fdc sig
• Ho2s ht b1s1
• Ho2s ht b2s1
• Ignition coil 2
• Ignition coil 4
• Ignition coil 6
• Ignition coil 8
• Inj 1 ctl
• Inj 2 ctl
• Inj 3 ctl
• Inj 4 ctl
• Inj 5 ctl
• Inj 6 ctl
• Inj 7 ctl
• Inj 8 ctl
• J160
• J161
• J162
• Ks1 sig
• Ks2 sig
• Lo ref
• Manifold absolute pressure (map) sensor (top rear of engine)
• Nca
• Oil lvl sw sig
• Pnk
• Red
• Sol ctrl
• Spark plug
• Starting/ charging system
• Tac mot ctl 1
• Tac mot ctl 2
• Tan

6.2L VIN 2, Engine Performance Wiring Diagram (5 of 5) for Hummer H2 2009

List of elements for 6.2L VIN 2, Engine Performance Wiring Diagram (5 of 5) for Hummer H2 2009:

• (left rear frame rail) fuel pressure sensor
• (left side of engine)
• (right rear frame rail) fuel pump flow control module
• 5-volt
• 5v ref 1
• Batt
• Chg ind sig
• Ckp sig
• Cmp sig
• Computer data lines system
• Data bus+
• Data bus-
• Drain wire
• Engine control module (ecm) (battery at fuse block-underhood)
• Eop sig
• Fuel fuse 18 20a
• G102 (left front side of engine block)
• G300 (on left side body mount, in front of driver door)
• Ground
• Ho2s hi b1s1
• Ho2s hi b2s1
• Ho2s lo b1s1
• Ho2s lo b2s1
• Hot at all times
• Ic 1 ctl
• Ic 2 ctl
• Ic 3 ctl
• Ic 4 ctl
• Ic 5 ctl
• Ic 6 ctl
• Ic 7 ctl
• Ic 8 ctl
• Ign vol
• Ignition coil 1
• Ignition coil 3
• Ignition coil 5
• Ignition coil 7
• J140
• J141
• J142 (ignition coil jumper harness, 5 cm from x111 breakout, between breakouts for ignition coils 3 & 5)
• J423
• Lo ref
• Lo reference
• Low ref
• Map sig
• Nca
• Pnk
• Pump ctrl
• Red
• Rly ctrl
• Sens sig
• Ser data
• Spark plug
• Starting/charging system
• Tan
• Tp sens1 sig
• Tp sens2 sig
• Underhood fuse block (left of engine compt)