Proton Cars & Trucks - Page 3 - Recent Questions, Troubleshooting & Support

Check wheel bearings.

Check starter relay and starter motor.

Left side and aright side of front bumper.

Replace battery. Test to car. If not working, need to use scanner

Immobilizer. Fuel supply. Ignition. Scan for error codes.

Replace relay that is UNDER the engine bay Fuse Box. It has no fan switch. Fan relay controlled by ECU.

Check inner lock, door handle links, centrtal locking motor and related wires.

Use a compatible scanner.

Check leakage in manifold or some big size vacuum pipe like the ones connected to the brake booster or servo.

Check battery charge. If OK. Connect scanner and register keys.

Check turn signal fuse. If OK. Replace Flasher relay.

Reprogram with a scanner.

Replace coil.

Remove rear passenger bottom seats. Under the round metal cover is the fuel pump. Need to turn the plastic lid ith a proper tool.

Read error code with a good scanner.

Check switch again. if it has more than 2 wires, replace with new.

Needs to use a good scanner.

Replace central locking motor attached to the inner door lock.

Front sidewall under the dash o the front passenger side, for RHD cars.

Service the throttle body, particularly the Idle Air Valve.