Featured in PTEN: Pinpoint emissions failure

Feb. 18, 2014
In diagnosing a 1994 Toyota 4Runner, one must perform a test to allow easy answers to direct the diagnostic path.

To diagnose a 1994 Toyota 4Runner that failed a state emissions test for high N0x, a technician must follow the same testing logic of later OBD II vehicles and must verify converter operating and everything.else, according to an article in the February Professional Tool & Equipment News. Read how to proceed..

Sponsored Recommendations

Access Carside OEM Repair Data with MOTOR TruSpeed

Now available on all Autel MaxiSYS Ultra Series tools, MOTOR TruSpeed Repair delivers expanded OEM service and repair data within days of being published by

ADAS Case Study: From 10 Calibrations a Month to Over 10 A Day

Originally published by Vehicle Service Pros, March 26, 2024

Ask The Expert: The Basics & Benefits of Bringing ADAS Calibrations In-house

Originally published by Vehicle Service Pros, March 26, 2024

Simplifying the ADAS Opportunity

Originally published by Body Shop Business, February 12, 2024

Voice Your Opinion!

To join the conversation, and become an exclusive member of Vehicle Service Pros, create an account today!