Circuit Opening Relay

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.