caution | When replacing the ECU, always check that the communication circuit is normal. |
note | If the IGN fuse (10 A) is blown, there may be a short to ground between the fuse and OSS-ECU. However, because the IGN fuse is branched off, determine the root cause while referring to the Electrical Wiring Manual. |
caution | To prevent damage to scan tool (M.U.T.-III), always turn the power supply mode of the engine switch to the OFF position before connecting or disconnecting scan tool (M.U.T.-III). |
|
Item No. | Check item | Normal condition |
18 | +B1 Power supply voltage (AD) | Battery positive voltage |
19 | +B2 Power supply voltage (AD) | Battery positive voltage |
note | Before the wiring harness check, check the joint connector, ETACS-ECU connector, and repair if necessary. |
note | Before the wiring harness check, check the joint connector, ETACS-ECU connector, and repair if necessary. |