Toyota Camry Manual page 246

Hide thumbs Also See for Camry:

AUTOMATIC TRANSAXLE

NOTICE: If the TOYOTA hand–held tester switches

the ECM from normal mode to check mode or vice –

versa, or if the ignition switch is turned from ON to

ACC or OFF during check mode, the diagnostic trou–

ble codes and freeted frame dada will be erased.

CONNECTOR CONNECTION AND TERMINAL IN–

When checking for an open circuit or short circuit, it is

important to check the connector connection and the

condition of the terminals.

OPEN CIRCUIT:

This could be due to a disconnected wire harness,

faulty contact in the connector, a connector terminal

pulled out, etc.

1. A wire rarely breaks in the middle of it's length.

Most cases occur at the connector. In particular,

carefully check the connectors of sensors and ac–

2. Faulty contact could be due to rusting of the con–

nector terminals, to foreign materials entering ter–

minal or a drop in the contact pressure between the

male and female terminals of the connector. Simply

disconnecting and reconnecting the connectors

once changes the condition of the connection and

may result in a return to normal operation. There–

fore, in troubleshooting, if no abnormality is found

in the wire harness and connector check, but the

problem disappears after the check, them the cause

is considered to be in the wire harness or connec–

SHORT CIRCUIT:

This could be due to a short circuit between the wire

harness and the body ground or to a short inside the

When there is a short between the wire harness and

body ground, check thoroughly whether the wire har–

ness is caught in the body or is clamped properly.

TROUBLESHOOTING