Toyota Sienna Service Manual: How to proceed with troubleshooting
HINT:
- Use these procedures to troubleshoot the power door lock control system.
- The intelligent tester should be used in steps 3 and 5.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
- Interview the customer to confirm the trouble
3 INSPECT COMMUNICATION FUNCTION OF MULTIPLEX COMMUNICATION SYSTEM (BEAN)
- Use the intelligent tester to check if the Multiplex Communication System (MPX) is functioning normally.
Result
4 PROBLEM SYMPTOMS TABLE
Result
5 OVERALL ANALYSIS AND TROUBLESHOOTING
- Terminals of ECU
- DATA LIST/ACTIVE TEST
6 REPAIR OR REPLACE
7 CONFIRMATION TEST
END
Parts location
...
Operation check
1. DOOR LOCK FAIL-SAFE
When a malfunction in the door control switch
(manual switch, interlocked with key operation) has
been detected, door lock/unlock operation becomes
disabled.
...
Other materials:
Eject Error/ Elevator Error/ Clamp Error/ Eject Error/ Elevator Error/ Clamp
Error
DTC 62-45 Eject Error
DTC 62-51 Elevator Error
DTC 62-52 Clamp Error
DTC 63-45 Eject Error
DTC 63-51 Elevator Error
DTC 63-52 Clamp Error
DESCRIPTION
DTC No.
DTC Detecting Condition
Trouble Area
62-45
Disc cannot be ejected.
Radio receiver
62-5 ...
Short in Side Squib LH Circuit
DTC B0115/47 Short in Side Squib LH Circuit
DESCRIPTION
The side squib LH circuit consists of the center airbag sensor assembly and
the front seat side airbag
assembly LH.
This circuit instructs the SRS to deploy when deployment conditions are met.
DTC B0115/47 is recorded when a short ci ...
Short to B+ in Driver Side Squib 2nd Step Circuit
DTC B1183/22 Short to B+ in Driver Side Squib 2nd Step Circuit
DESCRIPTION
The driver side squib 2nd step circuit consists of the center airbag sensor
assembly, the spiral cable and
the steering pad.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B1183/22 ...