COMMON RAIL SYSTEM
07-CR-E5,07-CR-TE5,07-CR-TIE5, DM
1-S236
9Y3200007CRS0361US0
1. Measure the Resistance Between SCV Terminals
1. Place the key switch in the OFF position, unplug the engine
ECU wiring harness connector from the socket, and measure
the resistance between terminals E09 / E29 and E10 / E30 of
the connector.
9Y3200007CRS0362US0
2. Measure the Resistance Between Terminals of SCV Unit
1. Refer to the SCV unit inspection procedures.
(Refer to page 1-S226)
9Y3200007CRS0363US0
(1) Terminal SCV+
(2) Terminal SCV-
(a) Pin Assignment
(b) Suction Control Valve (SCV)
(c) Engine ECU Connector 1
(Engine Side)
(d) Engine ECU
Service specification
Item Temperature Resistance
Resistance 20 °C (68 °F) Approx. 2.1 Ω
Insulation resistance
(between terminal
and valve)
20 °C (68 °F) 100 MΩ or higher
OK Go to "3. Check the Fuel System for the Existence of Air".
NG Go to "2. Measure the Resistance Between Terminals of SCV Unit".
OK Wiring harness open circuit or connector fault → Check and replace.
NG Faulty SCV → Replace the pump.
(1) SCV (Suction Control Valve)
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