Toyota Sienna Quiz
U151e automatic transaxle

Terminals of ecm

In this manual: U151e automatic transaxle
Introduction — 55Service specifications — 7Maintenance — 7Engine — 264U151e automatic transaxle — 108Transfer — 19Propeller shaft — 8Drive shaft — 14Differential — 16Axle — 18Suspension — 37Tire and wheel — 54Brake control — 141Parking brake — 16Steering Column — 11Power steering — 18Air conditioning — 106Supplemental restraint system — 146Seat belt — 22Theft deterrent — 14Engine immobiliser — 17Cruise control — 65Lighting — 61Wiper and washer — 13Door lock — 42Meter — 28Audio / visual — 94Navigation — 108Park assist / monitoring — 33Horn — 5Garage door opener — 42GR-FE Engine control system — 126Supplemental restraint system — 147Other system — 14Windshield / windowglass — 43Mirror — 23Instrument panel — 6Seat belt — 22Seat — 92Engine hood / door — 104Exterior — 39Interior — 5Sliding roof — 9Multiplex communication — 18Can communication — 23
~1min read

1. Ecm

Ecm

Hint: each ecm terminal's standard voltage is shown in the table below.

In the table, first follow the information under "condition".

Look under "symbols (terminal no.)" For the terminals to inspected. The standard voltage between the terminals is shown under "specific condition".

Use the illustration above as a reference for the ecm terminals.

Ecm
Ecm

(a) Waveform 1

Reference:

Ecm

(b) Waveform 2

Reference:

Ecm

(c) Waveform 3

Ecm

Reference:

(d) Waveform 4

Ecm

Reference:

(e) Waveform 5

Ecm

Reference:

(f) Waveform 6

Ecm

Reference:

(g) Waveform 7

Ecm

Reference:

(h) Waveform 8

Ecm

Reference:

Test yourself

A quick Toyota Sienna quiz: every answer comes with an explanation and a link to the manual page.