Hummer H1 (2006+). Manual - part 396
12-260
Electrical System
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C81/ 24 WAY ENGINE CONNECTOR HARNESS LOCATION: ON TOP OF ENGINE
PIN
CKT
COLOR
DESCRIPTION
A1
--
--
--
A2
--
--
--
A3
105
BR/WH
EGR valve position signal
A4
--
--
--
A5
--
--
--
A6
612
WH/BK
Baro pressure (5 volt signal)
A7
255
OR/BK
Baro sensor
A8
613
GY/BK
Baro sensor signal
B1
212
DG
SAE J1939 CAN LO
B2
--
--
--
B3
107
BK
EGR stepper motor
B4
362
DB
Turbocharger vane position control solenoid valve high
B5
363
WH
Turbocharger vane position control solenoid valve low
B6
367
GY
5v Ref for the turbo vein position sensor
B7
369
BR
VNT position sensor
B8
368
WH
VNT valve position
C1
211
YL
SAE J1939 CAN HI
C2
C3
106
GY
EGR valve (5 volt signal)
C4
108
OR/BK
EGR valve high control
C5
109
LG/BK
EGR valve low control
C6
614
GY
MAP sensor (5 volt signal)
C7
616
OR/BK
MAP
C8
615
LG
MAP sensor signal