7355 code(s) in this category. Page 14 of 307. Select one to see the detailed diagnosis.
Motor (P)
Slow response of the downstream sensor.…
Post-cat O2 sensor on bank 1 responds too slowly when mixture transitions from rich to lean. Sensor aging or c…
Post-cat O2 sensor on bank 1 responds too slowly when mixture transitions from lean to rich. A drifted or slug…
Post-cat O2 sensor on bank 2 responds too slowly when mixture transitions from rich to lean. Sensor aging or c…
Post-cat O2 sensor on bank 2 responds too slowly when mixture transitions from lean to rich. A drifted or slug…
Post-cat O2 sensor on bank 1 reacts only after delay when mixture switches rich to lean. A drifted or sluggish…
Post-cat O2 sensor on bank 1 reacts only after delay when mixture switches lean to rich. A drifted or sluggish…
No activity from the downstream sensor.…
The heater of the post-catalyst O2 sensor is not working.…
The ECU detects an electrical fault in the heater circuit of the downstream oxygen sensor on bank 1. The heate…
The ECU detects a general electrical fault on the third oxygen sensor in the bank 1 exhaust path (typically lo…
The ECU detects an abnormally low voltage from the third O2 sensor on bank 1. Indicates persistently lean exha…
The ECU detects an abnormally high voltage from the third O2 sensor on bank 1. Indicates persistently rich exh…
The ECU detects no switching activity or too slow a response from the third O2 sensor on bank 1. Typical for a…
The ECU detects an electrical fault in the heater circuit of the third O2 sensor on bank 1. Heater current out…
Fuel quantity actually delivered does not match the commanded value over a long observation window. Mechanical…
Injection timing deviates from target. Often caused by chain wear, sensor offset, or injector response drift.…
Post-cat O2 sensor on bank 2 reacts only after delay when mixture switches rich to lean. A drifted or sluggish…
Post-cat O2 sensor on bank 2 reacts only after delay when mixture switches lean to rich. A drifted or sluggish…
Pre-cat O2 sensor on bank 1 responds too slowly when mixture transitions from rich to lean. A drifted or slugg…
Pre-cat O2 sensor on bank 1 responds too slowly when mixture transitions from lean to rich. A drifted or slugg…
Pre-cat O2 sensor on bank 2 responds too slowly when mixture transitions from rich to lean. A drifted or slugg…
Pre-cat O2 sensor on bank 2 responds too slowly when mixture transitions from lean to rich. A drifted or slugg…
The front O2 sensor on bank 2 is not working correctly.…