Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 2021t dtcc4000
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05-2000
DIAGNOSTICS - DYNAMIC LASER CRUISE CONTROL SYSTEM
05BE2-01
DIAGNOSTIC TROUBLE CODE CHART
HINT:
S Using SST 09843-18040, connect terminal TC and CG of DLC3.
S If a malfunction code is displayed during the DTC check, check the circuit listed for that code. For de-
tails of each code, refer to the "See page" under respective "DTC No." in the DTC chart.
DTC No.
Circuit Inspection Trouble Area
(See Page)
P0500/21 S Combination mater
Vehicle speed sensor "A"
(05-2010 ) S Vehicle speed sensor
s eed
P0503/23 S Vehicle speed sensor signal circuit
Vehicle speed sensor "A" Intermittent / Erratic / High S ECM
(05-2010 )
S Stop lamp switch
P0571/52
Brake switch "A" circuit S Stop lamp switch signal circuit
(05-2011)
S ECM
P0607/54 S ECM (This DTC indicates a malfunction in the ECM. When
Control module performance
(05-2017 ) this DTC is output, it is necessary to replace the ECM.)
P1615/61 Communication error from distance control ECU to engine
(05-2024 ) ECU S Communication circuit
S Di t
Distance control ECU
t l
P1616/62 Communication error from engine ECU to distance control S ECM
(05-2026 ) ECU
U0122/64
Lost communication with vehicle dynamics control module S Communication circuit
(05-2030 )
S Skid control ECU (Brake actuator assy)
t l (B k t t )
U0100/65 S ECM
Lost communication with ECM/PCM
(05-2028 )
S VSC system (Buzzer active test)
P1575/66 S Skid control buzzer assy
Warning buzzer malfunction
(05-2020 ) S Skid control buzzer circuit
S Skid control ECU (Brake actuator assy)
P1578/69*
Brake system malfunction S VSC system
(05-2023 )
U0235/71 Communication error from laser radar sensor to distance con-
(05-2032 ) trol ECU S Communication circuit
SLLaser radar sensor
d
U0235/72 Communication error from distance control ECU to laser radar S Distance control ECU
(05-2034 ) sensor
P1570/73
Laser sensor malfunction
(05-2018 )
SL
Laser radar sensor
d
P1572/75
Improper aiming of laser sensor beam axis
(05-2019 )
S BRK relay
P0571/76
Brake switch "A" circuit S BRK relay circuit
(05-2015 )
S Skid control ECU (Brake actuator assy)
HINT:
*: When DTC P1578 (69) is output, check the DTCs on the skid control ECU in the diagnosis mode. Only
when any code is output, inspect the trouble area based on following the DTC.
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2183
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