Listed below are the general maintenance items that should be performed at the intervals specified in the “Scheduled Maintenance Guide” or “Owner’s Manual Supplement”. It is recommended that any problem you notice should be brought to the attention of your Toyota dealer or qualified service shop for advice.
Engine compartment

Vehicle interior


Vehicle exterior

CAUTION
■If the engine is running
Turn the engine off and ensure that there is adequate ventilation before performing maintenance checks.
Maintenance requirements
Emission inspection and maintenance (I/M) programsCheck Bus 5 Line for Short to +B
DESCRIPTION
There may be a short circuit between one of the CAN bus lines and +B when no
resistance exists between terminal 15 (CA5H) of the central gateway ECU (network
gateway ECU) and terminal 16 (BAT) of the DLC3, or terminal 16 (CA5L) of the central
gateway ECU (network gateway ECU) and ...
General Information
GENERAL INFORMATION
A large number of ECU controlled systems are used in the TOYOTA TACOMA.
In general, ECU controlled systems are considered to be very intricate,
requiring a high level of technical knowledge to troubleshoot. However,
most problem checking procedures only involv ...
Low Power Supply Voltage Malfunction (C1241)
DESCRIPTION
If there is a problem with the skid control ECU (master cylinder solenoid) power
supply circuit, the skid control ECU outputs the DTC and prohibits operation under
the fail-safe function.
If the voltage supplied to terminal IG1 is not within the DTC detection threshold
due to mal ...