P1643
Wait To Start Lamp Control Circuit Conditions
P1643 is an OBD-II diagnostic trouble code meaning: Wait To Start Lamp Control Circuit Conditions. Common causes: wait to start lamp burnt out, open or short circuit in control circuit. Estimated repair cost: $2–28.
Symptoms
- The Wait To Start lamp does not light up when the ignition is turned on
- The engine has difficulty starting in cold weather
- Check Engine indicator on the instrument panel
- Floating speed on a cold engine
Causes
- Wait To Start lamp burnt out
- Open or short circuit in control circuit
- Malfunction of the glow plug control module
- Glow plug relay problems
- Oxidation of contacts in the circuit
How to Fix
- Check lamp integrity Wait To Start
- Check the condition of the wiring and connections in the circuit
- Check the operation of the glow plug relay
- Check voltage on control module
- If necessary, replace faulty components
Related codes
Error P1643 by Vehicle Brand
FAQ
What does the P1643 code mean?
P1643 is an OBD-II diagnostic trouble code that indicates: Wait To Start Lamp Control Circuit Conditions
What causes a P1643 error code?
The most common causes of P1643 include: Wait To Start lamp burnt out; Open or short circuit in control circuit; Malfunction of the glow plug control module; Glow plug relay problems.
How do I fix a P1643 diagnostic trouble code?
To fix P1643: Check lamp integrity Wait To Start. Check the condition of the wiring and connections in the circuit. Check the operation of the glow plug relay. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1643?
Yes, but get it checked soon
How much does it cost to fix P1643?
The estimated repair cost for P1643 is $2–28. Actual cost depends on your vehicle, location, and labor rates.
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