DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The transponder key ECU assembly controls the engine immobiliser system. The engine immobiliser system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3).
2. CHECK DLC3
(a) Check the DLC3 (See page
).
3. INSPECT BATTERY VOLTAGE
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery.
Registration
Dtc Check / ClearParts Location
PARTS LOCATION
ILLUSTRATION
*A
for Double Cab
*B
for Access Cab
*C
w/ Back Door Power Window
-
-
*1
NO. 1 BACK PANEL RELAY
*2
NO. 2 BACK PANEL RELAY
...
Driver Side Door ECU Communication Stop (B2321)
DESCRIPTION
This DTC is stored when LIN communication between the front power window regulator
motor assembly LH and main body ECU (multiplex network body ECU) stops for 10 seconds
or more.
DTC No.
DTC Detection Condition
Trouble Area
B2321
...
Registration
REGISTRATION
CAUTION / NOTICE / HINT
HINT:
Register a new recognition code when replacing the door control transmitter
module set sub-assembly or the door control receiver.
Add mode is used to retain the already registered codes while registering
a new recognition code. This m ...