K8 DOHC - ENGINE CONTROL SYSTEM
Z-42wiring diagramK8 DOHC V6 engine. TCM connections shown for ATX. Neutral/clutch switches MTX only. Legend: ( )...ATX, < >...Canada ATX, < >...Canada.
B-2b K8 DOHC - ENGINE CONTROL SYSTEM
K8 DOHC Engine Control System
Components (16)
Main Relay (Section B-2a)ECM connectorEGR Solenoid Valve (Vacuum)Purge Solenoid ValveVRIS Solenoid Valve No.1VRIS Solenoid Valve No.2PRC Solenoid ValveVolume Air Flow SensorThrottle Position Sensor / Closed Throttle Position SwitchEGR Valve Position SensorEngine Coolant Temperature SensorNeutral Switch (MTX only)Clutch Switch (MTX only)TCM (Section H-2, ATX)Cruise Control Module (Section Q)GROUND
Connections (34)
Main Relay (Section B-2a)
Main Relay (Section B-2a):38EGR Solenoid Valve (Vacuum):B2-10W/R
Main Relay (Section B-2a):38Purge Solenoid Valve:B2-11W/R
Main Relay (Section B-2a):38VRIS Solenoid Valve No.1:B2-12W/R
Main Relay (Section B-2a):38VRIS Solenoid Valve No.2:B2-13W/R
Main Relay (Section B-2a):38PRC Solenoid Valve:B2-14W/R
EGR Solenoid Valve (Vacuum)
EGR Solenoid Valve (Vacuum):B2-10ECM connector:3PGY/Y
Purge Solenoid Valve
Purge Solenoid Valve:B2-11ECM connector:2OG/O
VRIS Solenoid Valve No.1
VRIS Solenoid Valve No.1:B2-12ECM connector:3IO/G
VRIS Solenoid Valve No.2
VRIS Solenoid Valve No.2:B2-13ECM connector:3JBR/W
PRC Solenoid Valve
PRC Solenoid Valve:B2-14ECM connector:3MV
ECM connector
ECM connector:2IVolume Air Flow Sensor:B2-15LG/R
ECM connector:2BVolume Air Flow Sensor:B2-15R
ECM connector:3OVolume Air Flow Sensor:B2-15B/L
ECM connector:2KVolume Air Flow Sensor:B2-15R/B
ECM connector:2FThrottle Position Sensor / Closed Throttle Position Switch:B2-16L/W
ECM connector:1TThrottle Position Sensor / Closed Throttle Position Switch:B2-16R/W
ECM connector:2JEGR Valve Position Sensor:B2-17LG/R
ECM connector:2EEngine Coolant Temperature Sensor:B2-18P/L
ECM connector:1VTCM (Section H-2, ATX):49LG/B
ECM connector:1STCM (Section H-2, ATX):50W/L
ECM connector:1RTCM (Section H-2, ATX):51P
ECM connector:1KTCM (Section H-2, ATX):52R/G
ECM connector:1RNeutral Switch (MTX only):B2-19BR/Y
ECM connector:1RClutch Switch (MTX only):B2-20BR/Y
Volume Air Flow Sensor
Volume Air Flow Sensor:B2-15GROUND:5B/LG
Throttle Position Sensor / Closed Throttle Position Switch
Throttle Position Sensor / Closed Throttle Position Switch:B2-16GROUND:5B/L
EGR Valve Position Sensor
EGR Valve Position Sensor:B2-17Engine Coolant Temperature Sensor:B2-18B/L
Engine Coolant Temperature Sensor
Engine Coolant Temperature Sensor:B2-18GROUND:5B/L
TCM (Section H-2, ATX)
TCM (Section H-2, ATX):46Throttle Position Sensor / Closed Throttle Position Switch:B2-16L/W
TCM (Section H-2, ATX):47Throttle Position Sensor / Closed Throttle Position Switch:B2-16R/W
TCM (Section H-2, ATX):48EGR Valve Position Sensor:B2-17LG/R
Neutral Switch (MTX only)
Neutral Switch (MTX only):B2-19GROUND:4B
Clutch Switch (MTX only)
Clutch Switch (MTX only):B2-20GROUND:2B
Clutch Switch (MTX only):B2-20Cruise Control Module (Section Q):84BR/Y
NOTE
Legend notation: ( )...ATX, < >...Canada ATX, < >...Canada.
B2-01 ECM (EM) connector terminal layout
1U
Wire ColorB (*)
1S
Wire Color(W/L)
1Q
Wire ColorG
1O
Wire ColorBR
1M
Wire ColorV/R
1K
Wire Color(R/G)
1I
Wire ColorLG/Y
1G
Wire ColorO
1E
Wire ColorGY/R
1C
Wire ColorV
1A
Wire ColorL/R
1V
Wire Color(LG/B)
1T
Wire ColorR/W
1R
Wire ColorBR/Y (P)
1P
Wire ColorO/B
1N
Wire ColorBR/B
1L
Wire ColorL/B
1J
Wire ColorB/L
1H
Wire ColorW/R
1F
Wire Color(*)
1D
Wire ColorW/Y
1B
Wire ColorW/R
2O
Wire ColorG/O
2M
Wire ColorY/L
2K
Wire ColorR/B
2I
Wire ColorLG/R
2G
Wire Color(*)
2E
Wire ColorP/L
2C
Wire ColorW
2A
Wire Color(*)
2P
Wire Color(L)
2N
Wire Color(*)
2L
Wire Color<O/L>
2J
Wire ColorW/O
2H
Wire ColorB (*)
2F
Wire ColorL/W
2D
Wire ColorR/L
2B
Wire ColorR
3Y
Wire ColorY/R
3W
Wire ColorY/B
3U
Wire ColorO
3S
Wire Color[?]
3Q
Wire Color(*)
3O
Wire ColorL/O
3M
Wire ColorW/V
3K
Wire ColorV
3I
Wire Color(*)
3G
Wire ColorO/G
3E
Wire ColorV/W
3C
Wire ColorV/G
3A
Wire ColorB/LG
3Z
Wire ColorGY
3X
Wire ColorR
3V
Wire ColorP
3T
Wire ColorLG
3R
Wire Color(*)
3P
Wire ColorGY/Y
3N
Wire ColorP/B
3L
Wire ColorY/B
3J
Wire ColorBR/W
3H
Wire ColorL/G
3F
Wire ColorL/Y
3D
Wire ColorB/L
3B
Wire ColorB/P
Component connector terminal layouts (legend)
B2-10
ComponentEGR Solenoid Valve (Vacuum) (EM)
Terminals / ColorsGY/Y | W/R
B2-11
ComponentPurge Solenoid Valve (EM)
Terminals / ColorsG/O | W/R
B2-12
ComponentVRIS Solenoid Valve No.1 (EM)
Terminals / ColorsO/G | W/R
B2-13
ComponentVRIS Solenoid Valve No.2 (EM)
Terminals / ColorsBR/W | W/R
B2-14
ComponentPRC Solenoid Valve (EM)
Terminals / ColorsV | W/R
B2-15
ComponentVolume Air Flow Sensor (EM)
Terminals / ColorsR/B | B/L | B/LG | LG/R | R
B2-16
ComponentThrottle Position Sensor (EM)
Terminals / ColorsB/L | R/W | L/W | LG/R
B2-17
ComponentEGR Valve Position Sensor (EM)
Terminals / ColorsW/O | B/L | LG/R
B2-18
ComponentEngine Coolant Temperature Sensor (EM)
Terminals / ColorsB/L | P/L
B2-19
ComponentNeutral Switch (EM) (MTX only)
Terminals / ColorsBR/Y | B
B2-20
ComponentClutch Switch (F) (MTX only)
Terminals / ColorsB | BR/Y