Brake lights dim or ABS won’t engage on your vehicle? A P0703 Brake Switch B Circuit fault threatens stopping—diagnose and replace the brake switch.

Transmission won’t shift on your vehicle? P0702 means an electrical fault in the transmission control system—scan it and module repair or reprogram.

Harsh or delayed shift your vehicle? P0701 signals Transmission Control System range/performance loss, drivability. Scan, diagnose and reprogram TCM.

Transmission light on your vehicle? P0700 means the transmission control system has asked for a MIL—shift loss risk. Scan, test TCM, reprogram or replace.

Voltage warning on your vehicle? Sensor Reference Voltage C Circuit High can cut module communication—scan the circuit, reprogram or replace the module.

Low sensor reference voltage C your vehicle can activate lights, disable systems—scan P0698, test the circuit, and get the module repaired or reprogrammed.

Check light and sensor voltage error on your vehicle? Sensor Reference Voltage C Circuit/Open can break link—scan, test wiring, reprogram or replace.

Fan 3 runs high or fails, risking engine overheating in your vehicle. Diagnose the high‑circuit signal, then repair or reprogram the fan control module.

Overheating fan 3 on your vehicle? Low control circuit can cause engine heat damage. Scan the P0695, test wiring and repair or replace the fan module now.

Fan 2 runs high on your vehicle? Overheating risk and cooling loss. Scan the P0694, test the fan circuit, and get the module repaired or reprogrammed.