Connect MAP/IAT sensor 4P connector terminals No. 3 and No. 4 with a jumper wire. Turn the ignition switch ON (II). Check IAT SENSOR 2 in the DATA LIST with the HDS. Is about 4.90 V or higher indicated?
YES | - | Go to Step 19 .
NO | - | Go to Step 24 .
Turn the ignition switch OFF, and wait 30 seconds. Remove the jumper wire from the MAP/IAT sensor 4P connector. Disconnect ECM connector No. 1 (96P). |