Toyota Sienna Service Manual: Diagnostic trouble code chart
If a trouble code is displayed during the DTCs check (sensor check), check the circuit listed for the code in the table below (Proceed to the page given for that circuit).
AIR CONDITIONING SYSTEM
HINT:
- *1: If the cabin temperature is approximately -18.6°C (- 3.7°F) or lower, DTC B1411/11 may be output even though the system is normal.
- *2: If the check is being performed in a dark place, DTC B1421/21 or B1424/24 (solar sensor circuit abnormal) could be displayed.
- *3: Short in the circuit.
- *4: Open in the circuit.
Data list / active test
1. DATA LIST
HINT:
Using the intelligent tester to read the Data List allows
the values or states of switches, sensors, actuators and
other items to be read without removing any parts. This
non-i ...
Actuator check
1. ACTUATOR CHECK
(a) After entering the DTC check mode (Sensor Check
Mode), press the R/F switch.
(b) As each damper, motor and relay automatically
operate actuator check at 1-second interval ...
Other materials:
Terminals of ECU
1. RADIO AND NAVIGATION ASSEMBLY
*1: with Rear Seat Entertainment System
Reference: waveform 1
HINT:
Terminal: VV+ - VV-
Gauge set: 200 mV/DIV, 10 μs/DIV
Condition: DVD is played on radio and navigation
assembly
Reference: wave ...
Aluminum wheel precautions
Use only Toyota wheel nuts and wrenches designed for use with
your aluminum wheels.
When rotating, repairing or changing your tires, check that the
wheel nuts are still tight after driving 1000 miles (1600 km).
Be careful not to damage the aluminum wheels when using tire
chains.
Use o ...
Throttle Actuator Control Motor Current Range
/ Performance
DTC P2118 Throttle Actuator Control Motor Current Range
/ Performance
DESCRIPTION
The ETCS (Electronic Throttle Control System) has a dedicated power supply
circuit. The voltage (+BM)
is monitored and when it is low (less than 4 V), the ECM determines that there
is a malfunction in the
ETCS ...
