Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
The cost of diagnosing the B1602 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
|What are Code B1602 Possible Symptoms?
Engine Light ON (or Service Engine Soon Warning Light)
|Code B1602 Description
During each vehicle start sequence, the transceiver reads the Passive Anti-Theft System (PATS) key identification code and circuit send the data to the Powertrain Control Module (PCM).
B1602 Code - PATS Received Invalid Format Of Key-Code From Ignition Key Transponder
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