Symptom Chart

SYMPTOM	POSSIBLE CAUSES	ACTION
Tire pressure monitoring system warning indicator illuminated continuously	One or more tires punctured or incorrectly inflated	Check the tires for punctures. Check the tire pressures and correct as necessary
Tire pressure monitoring system warning indicator flashing for 75 seconds and then illuminated continuously	Tire pressure monitoring system fault	NOTE: It is not possible to have a TPMS fault without a DTC being set. Do not replace the TPM if only DTC C1D18-00 is set. Using the JLR approved diagnostic equipment, check the TPM for related DTC and refer to the relevant DTC index Using the JLR approved diagnostic equipment check the TPM is at the latest software level. Clear the DTC and complete a road test to validate the repair