C0890:07 Code - Control Module Voltage Reference Output 3 Circuit High Voltage
Quick Answer
The C0890:07 diagnostic trouble code (DTC) refers to the Control Module Voltage Reference Output 3 Circuit High Voltage. Common causes include Faulty wiring in the voltage reference output circuit, Malfunctioning control module, Short circuit in the circuit. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- C0890:07 indicates Control Module Voltage Reference Output 3 Circuit High Voltage.
- Common causes
- Common causes include Faulty wiring in the voltage reference output circuit, Malfunctioning control module, Short circuit in the circuit.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code C0890:07 Description
The C0890:07 diagnostic trouble code (DTC) refers to the Control Module Voltage Reference Output 3 Circuit High Voltage. This code indicates that there is an issue with the voltage reference output circuit for Control Module 3 in the vehicle. The control module is responsible for regulating various systems in the vehicle, and when there is a high voltage output in this circuit, it can lead to a range of performance issues.
Common Causes of C0890:07
- Faulty wiring in the voltage reference output circuit
- Malfunctioning control module
- Short circuit in the circuit
- Defective voltage regulator
Symptoms of C0890:07
- Rough idling
- Hesitation during acceleration
- Stalling
- Poor fuel economy
- Difficulty starting the vehicle
How to Fix C0890:07
- Begin by diagnosing the specific cause of the high voltage output in the Control Module 3 circuit using a diagnostic scanner.
- Inspect the wiring and connections in the voltage reference output circuit for any signs of damage or corrosion.
- Test the control module and voltage regulator for proper functionality and replace if necessary.
- Repair any short circuits in the circuit and ensure all connections are secure.
- Clear the DTC and reset the vehicle's computer to see if the issue has been resolved.
Cost to Fix C0890:07
The cost estimate for repairing the Control Module Voltage Reference Output 3 Circuit High Voltage issue can vary depending on the specific cause of the problem and the extent of the repairs needed. In general, parts and labor for this type of repair may range from $200 to $500. It's important to note that diagnostic time and labor rates at auto repair shops can impact the final cost, with rates typically ranging between $80 and $150 per hour. Drivers should consult with a qualified mechanic to get a more accurate estimate based on their vehicle's make and model, as well as the local labor rates.
Tech Notes for C0890:07
C0890:07 Control Module Voltage Reference Output 3 Circuit High Voltage
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