Toyota 2GR-FE Manual page 612

ES–456
10
CHECK HARNESS AND CONNECTOR
Wire Harness Side:
C55
ECM Connector
VCE2 VCE1
ES
VCV2
A55
ECM Connector
OK
REPLACE ECM (See page ES-518)
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
VCPP
VCTA
VCV1
VCPA VCP2
A107934E23
(a) Disconnect the throttle body connector.
(b) Disconnect the accelerator pedal position sensor
connector.
(c) Disconnect the VVT sensor for intake camshaft bank 1
connector.
(d) Disconnect the VVT sensor for exhaust camshaft bank 1
connector.
(e) Disconnect the VVT sensor for intake camshaft bank 2
connector.
(f) Disconnect the VVT sensor for exhaust camshaft bank 2
connector.
(g) Disconnect the canister pump module connector.
(h) Disconnect the C55 and A55 ECM connectors.
(i) Measure the resistance according to the value(s) in the
table below.
Standard resistance (Check for short)
Tester Connections
VCTA (C55-96) - Body ground
VCV1 (C55-115) - Body ground
VCV2 (C55-113) - Body ground
VCE1 (C55-114) - Body ground
VCE2 (C55-112) - Body ground
VCPA (A55-57) - Body ground
VCP2 (A55-58) - Body ground
VCPP (C55-75) - Body ground
(j) Reconnect the ECM connectors.
(k) Reconnect the canister pump module connector.
(l) Reconnect the fuel pressure sensor connector.
(m) Reconnect the VVT sensor for exhaust camshaft bank 2
connector.
(n) Reconnect the VVT sensor for intake camshaft bank 2
connector.
(o) Reconnect the VVT sensor for exhaust camshaft bank 1
connector.
(p) Reconnect the VVT sensor for intake camshaft bank 1
connector.
(q) Reconnect the accelerator pedal position sensor
connector.
(r) Reconnect the throttle body connector.
NG
REPAIR OR REPLACE HARNESS OR
CONNECTOR
Specified Conditions
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher
10 kΩ or higher