Diagnosis Procedure
Regarding Wiring Diagram information, refer to PCS "Wiring Diagram".
1. CHECK FUSE AND FUSIBLE LINKS
Check that the following IPDM E/R fuse or fusible links are not blown.
Is the fuse blown?
YES >> Replace the blown fuse or fusible link after repairing the affected circuit.
NO >> GO TO 2
2. CHECK BATTERY POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R.
3. Check voltage between IPDM E/R connectors and ground.
Is the measurement value normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between IPDM E/R connectors and ground.
Does continuity exist?
YES >> Inspection End.
NO >> Repair or replace harness.
REMOVAL AND INSTALLATION
B2099 Ignition relay off stuckDescription IPDM E/R operates the ignition relay when it receives an ignition switch ON signal from BCM via CAN communication. Turn the ignition relay OFF by pressing the push-button igniti ...

Removal and Installation CAUTION: IPDM E/R integrated relays are not serviceable parts and must not be removed from the unit. REMOVAL 1. Disconnect the battery negative terminal. Refer to PG-63, ...
Battery
Keep the battery surface clean and dry.
Clean the battery with a solution of baking
soda and water.
Make certain the terminal connections are
clean and securely tightened.
If the vehicle is not to be used for 30 days or
longer, disconnect the negative (-) battery
terminal cable to ...
U0141 Lost communication (BCM A)
Description
CAN (Controller Area Network) is a serial communication line for real-time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent malfunction
detection ability.
Many electronic control units are equipped onto a vehicle, and ...