Tachometer connection to contact of the IG socket of communication of the data located in the lower part of a motor compartment
Resistance check between contacts of the electric socket of the control air +BI and SCC and +BI and SCO valve on the four-cylinder engine
Resistance check between contacts of the electric socket of the control air +BI and RSC valve and +В and RSO on the V6 engine 1MZ-FE
Resistance check between contacts of the electric socket of the control air B1 and S1 valve and В1 and S3, and also between contacts В2 and S2 and contacts В2 and S4
2. Using an additional wire, close contacts of TE1 and Е1 the electric socket.
3. At short circuit of contacts of TE1 and Е1 frequency of rotation of a cranked shaft of the engine should increase to 1000–2000 rpm within 5 seconds. Then idling turns should be established.
4. Remove an additional closing wire.
5. Disconnect the electric socket from the control air IAC valve.