Error code
OBD2 P2602
OBD2P2602
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Coolant Pump Control Circuit Low.
Severity
moderateCan drive but may experience overheating issues if not addressed.
Summary
P2602 indicates a low voltage issue in the circuit controlling the engine coolant pump motor, which is located on the engine.
Common Causes
- Wiring short to ground
- Engine coolant pump relay failure
Fixes
- Inspect and repair wiring or replace the coolant pump relay.
FAQ
What should I do if my car has P2602?
Check for any damaged wires near the engine coolant pump motor and inspect the coolant pump relay. If issues are found, repair or replace them.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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