1999 Mazda Miata P1135 Code

STONEMASON

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I am working on a mazda miata 1999 mx-5 5600 miles
I keep recieving a P1135. The computer in the car reports "manufacturer control: pedal position intermitient fule air meaturing"
After replaceing the throttle position sensor clearing driving 60 miles the code comes back help!!!!

Feb 17, 2006 at 3:07 PM

BLUELIGHTNIN6

✓Experienced Mechanic
16,542 POSTS

P1135 O2 Sensor Heater Circuit Low Voltage (Bank 1 Sensor 1)

Need to replace your vehicle's heated oxygen sensor. There are normally two sensors - one on the front exhaust manifold and one on the rear. Bank 1 is same side as number 1 cylinder and sensor 1 is the sensor closest to the engine..

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Mar 4, 2009 at 1:46 AM

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Suggested Repair

Replace the Bank 1 Sensor 1 heated oxygen sensor, the sensor closest to the engine on the same side as cylinder 1. P1135 indicates an O2 sensor heater circuit low voltage.

Conversation Summary

The owner of a 1999 Mazda Miata MX-5 with 5600 miles reports a recurring P1135 code, described by the car computer as a manufacturer control issue involving pedal position and intermittent fuel-air metering. The throttle position sensor was already replaced, but the code returned after about 60 miles. The expert identifies P1135 as an O2 sensor heater circuit low voltage on Bank 1 Sensor 1 and recommends replacing that heated oxygen sensor.

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1999 Mazda Miata P1135 Code

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