Toyota RAV4 manuals

Toyota Sienna Service Manual: Terminals of ecu

Check tire pressure warning ecu

HINT: Inspect the connectors from the back side while the connectors are connected.

Check tire pressure warning ecu

(a) Disconnect the tire pressure warning antenna and receiver connector.

(b) Measure the voltage according to the value(s) in the table below.

Check tire pressure warning ecu

(c) Connect the tire pressure warning antenna and receiver connector.

(d) Measure the voltage and resistance according to the value(s) in the table below. If the result is not as specified, the ECU may have a malfunction.

Check tire pressure warning ecu

(e) Using an oscilloscope, check the waveform 1.

(1) Waveform 1 (Reference)

Check tire pressure warning ecu

(2) Waveform 2 (Reference)

Problem symptoms table
HINT: Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected Area" column ...

Diagnosis system
1. CHECK BATTERY VOLTAGE Standard voltage: 11 to 14 V If the voltage is below 11 V, recharge the battery before proceeding. 2. CHECK DLC3 (a) The ECU uses the ISO 15765-4 for communication pr ...

Other materials:

Release Actuator Circuit
DESCRIPTION The fold seat control ECU receives a switch operation signal from the fold seat switch and activates the release actuator. The release actuator releases the lock of the stowed seat based on a drive voltage received from the ECU. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT ...

Disassembly
1. REMOVE FRONT DIFFERENTIAL RING GEAR (a) Place matchmarks on the front differential ring gear and differential case. (b) Remove the 14 bolts. (c) Using a plastic hammer, tap on the front differential ring gear to remove it from the case. 2. REMOVE FRONT DIFFERENTIAL CASE FRONT TA ...

Back Door ECU Communication Stop
DTC B1287 Back Door ECU Communication Stop DESCRIPTION DTC B1287 is output when communication between the power back door ECU and the multiplex network gateway ECU stops for more than 10 seconds. DTC No. DTC Detection Condition Trouble Area B1287 Back d ...

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