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1A-18 Engine General Information and Diagnosis:
Terminal
Wire color
24
YEL/RED
25
—
26
—
27
RED/BLU
28
YEL/BLK
29
BLK/WHT
30
WHT
Engine and Emission Control Input / Output Table
Function
Main relay control
Fuel pump control
Injection control
A/F sensor and HO2S
heater control
Circuit
Fuel level sensor signal
—
—
EPS active signal (idle up
signal)
Serial communication line for
immobilizer coil antenna
Ignition switch signal
Starting motor control relay
output
Output
Main relay
Fuel pump relay
Fuel injection
A/F sensor and HO2S
Terminal
Wire color
54
BLU
55
GRN
56
BRN
57
—
58
—
59
—
60
BRN/WHT
• Ignition switch
• CKP sensor
• Ignition switch
• Starter switch
• Immobilizer control module (in ECM)
• CKP sensor
• CMP sensor
• MAF sensor
• IAT sensor
• TP sensor
• ECT sensor
• A/F sensor
• HO2S
• P/S control module
• ABS control module
• Transmission range sensor
• Brake light switch
• A/C switch
• Blower speed selector
• Barometric pressure sensor
• Ignition switch
• Starter switch
• Immobilizer control module (in ECM)
• Ignition switch
• MAF sensor
• ECT sensor
• IAT sensor
• TP sensor
• CKP sensor
Circuit
Ground for APP sensor (main)
APP sensor (main) signal
Output for 5 V power source of
APP sensor (main)
—
—
—
Main power supply relay output
S6RW0C1101023
Input
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