Toyota Sienna Service Manual: Network gateway ECU
COMPONENTS
REMOVAL
1. REMOVE FRONT DOOR SCUFF PLATE LH
2. REMOVE COWL SIDE TRIM BOARD LH
3. REMOVE INSTRUMENT PANEL FINISH PANEL LOWER LH (See page IP-6)
4. REMOVE INSTRUMENT PANEL SAFETY PAD INSERT NO. 1 (See page IP-6)
5. REMOVE CLEARANCE WARNING ECU ASSEMBLY (See page PM-15)
6. REMOVE NETWORK GATEWAY ECU
- Disconnect each connector.
- Remove the nut and network gateway ECU.
INSTALLATION
1. INSTALL NETWORK GATEWAY ECU
- Install the network gateway ECU with the nut.
- Connect the connector.
2. INSTALL CLEARANCE WARNING ECU ASSEMBLY (See page PM-15)
3. INSTALL PANEL SAFETY PAD INSERT NO. 1
4. REMOVE INSTRUMENT PANEL FINISH PANEL LOWER LH
5. REMOVE COWL SIDE TRIM BOARD LH
6. REMOVE FRONT DOOR SCUFF PLATE LH
Open in One Side of CAN Branch Line
DESCRIPTION
If 2 or more ECUs and/or sensors do not appear on the intelligent tester
"Communication Bus Check"
screen, one side of the CAN branch wire may be open. (One side of the CAN-H ...
2Gr-fe ignition
...
Other materials:
Internal Control Module Random Access Memory
(RAM) Error
DTC P0604 Internal Control Module Random Access Memory
(RAM) Error
DESCRIPTION
The ECM continuously monitors its own internal memory status, internal
circuits, and output signals
transmitted to the throttle actuator. This self-check ensures that the ECM is
functioning properly. If any
malfu ...
Installation
1. INSTALL PARK/NEUTRAL POSITION SWITCH ASSEMBLY
(a) Install the park/neutral position switch to the manual
valve shaft.
(b) Temporarily install the 2 bolts.
(c) Place a new lock plate and tighten the nut.
Torque: 6.9 N*m (70 kgf*cm, 61 in.*lbf)
(d) Temporarily install the control ...
Definition of terms
Term
Definition
Monitor description
Description of what the ecm monitors and how it detects malfunctions
(monitoring purpose and its details).
Related dtcs
Diagnostic codeV
Typical enabling condition
Preconditions that allow the ecm to detect malfunc ...
