Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSACURA1989INTEGRA L4-1590CC 1.6L DOHC FIREPAIR AND DIAGNOSISSPECIFICATIONSELECTRICAL SPECIFICATIONSPOWERTRAIN MANAGEMENTMAIN RELAY (COMPUTER/FUEL SYSTEM)
1989 Acura Integra L4-1590cc 1.6L DOHC FI
Main Relay (Computer/Fuel System)
1989 Acura Integra L4-1590cc 1.6L DOHC FISECTION Main Relay (Computer/Fuel System)
FUEL INJECTOR
Resistance value 1.5 - 2.5 ohms
FUEL PUMP
Resistance value continuity [1]
FUEL PUMP MAIN RELAY
Resistance value continuity [2]
[1] Between black and yellow wires at fuel pump connector.
[2] Between No.5 terminal and No.7 terminal when,
a. Battery positive voltage applied to No.4 terminal
b. Battery negative voltage applied to No.8 terminal
Resistance value 1.5 - 2.5 ohms
FUEL PUMP
Resistance value continuity [1]
FUEL PUMP MAIN RELAY
Resistance value continuity [2]
[1] Between black and yellow wires at fuel pump connector.
[2] Between No.5 terminal and No.7 terminal when,
a. Battery positive voltage applied to No.4 terminal
b. Battery negative voltage applied to No.8 terminal
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.