Use Diagnostic Trouble Codes (DTCs) (from the DTC checks) in the table below to determine the trouble area and proper inspection procedure. The Supplemental Restraint System (SRS) diagnostic trouble code chart is shown below as an example.

Symptom simulation
Problem symptoms tableSpeed sensor (U151E/U151F)
REPLACEMENT
1. REMOVE BATTERY
2. REMOVE AIR CLEANER ASSY
3. REMOVE AIR CLEANER HOSE NO.1
4. REMOVE SPEED SENSOR (NT SENSOR)
(a) Disconnect the speed sensor connector.
(b) Remove the bolt and speed sensor.
5. REMOVE SPEED SENSOR (NC SENSOR)
(a) Disconnect the speed sensor connector.
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