Ecm Replacement - Toyota Avensis ZZT251 2003 Service And Repair Manual

ECM
REPLACEMENT
HINT:
1CD–FTV Engine Type:
Each injector assembly has a characteristic fuel injecting behavior. The ECM stores compensation codes
which are used to optimize fuel injection for the injectors. When replacing the ECM, the compensation codes
must be set to the new ECM.
1. REMOVE GLOVE COMPARTMENT DOOR ASSY
3. INSTALL ECM
Torque: 5.5 N m (56 kgf cm, 49 in. lbf)
4. INSTALL GLOVE COMPARTMENT DOOR ASSY
5. REGISTRATION OF INJECTOR COMPENSATION CODE (1CD–FTV ENGINE TYPE)
(See page 05–528)
AVENSIS REPAIR MANUAL (RM1018E)
ENGINE CONTROL SYSTEM
2. REMOVE ECM
(a) Disconnect the 4 ECM connectors (1ZZ–FE, 3ZZ–FE,
1AZ–FE, 1CD–FTV).
(b) Disconnect the 5 ECM connectors (1AZ–FSE).
(c) Disconnect the wire harness clamp.
(d) Remove the bolt and screw, then remove the ECM.
(e) Remove the 2 screws and the ECM bracket No. 1 from the
ECM.
(f) Remove the 2 screws and the ECM bracket No. 2 from the
A79186
ECM.
http://vnx.su
– ECM
(See page 71–11)
(See page 71–11)
10–65
100FR–01