Toyota Sienna Service Manual: Terminals of ECM

Problem symptoms table

HINT:  Use the table below to help determine the cause of the problem symptom. The likely causes of the problem are indicated in descending order. Check each suspected area in order. Re ...

Diagnosis system

1. CHECK DLC3 The ECU uses the ISO 15765-4 for communication protocol. The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format. NOTICE: ...

Other materials:

Power back door drive unit
INSPECTION 1. INSPECT POWER BACK DOOR DRIVE UNIT Remove the unit. Apply battery voltage to the terminals and check the motor operation. Standard If the result is not as specified, replace the drive unit. Check the resistance of the clutch terminals. Resistance If th ...

Reassembly
1. INSTALL FRONT OIL PUMP OIL SEAL (a) Using SST and a hammer, install a new oil seal to the oil pump body. SST 09350-32014 (09351-32140) HINT: The seal end should be flat with the outer edge of the oil pump. (b) Coat the lip of the oil seal with MP grease. 2. INSTALL FRONT OIL PUMP BODY ...

Parts location
SYSTEM DIAGRAM ...