toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Sensors and Switches - Fuel Delivery and Air Induction > < Main Relay (Computer/Fuel System)|Locations
Page 1
background image

Main Relay (Computer/Fuel System): Testing and Inspection

1UR-FE ENGINE CONTROL SYSTEM: CIRCUIT OPENING RELAY: ON-VEHICLE INSPECTION

1. REMOVE CIRCUIT OPENING RELAY (C/OPN)

(a) Remove the circuit opening relay from the engine room relay block.

2. INSPECT CIRCUIT OPENING RELAY

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

(b) If the result is not as specified, replace the circuit opening relay.

3. INSTALL CIRCUIT OPENING RELAY

(a) Install the circuit opening relay to the engine room relay block.

Sensors and Switches - Fuel Delivery and Air Induction > < Main Relay (Computer/Fuel System)|Locations