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Home >> Toyota >> 2008 >> FJ Cruiser RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 935 (Engine Control System - Diagnostic Codes (3 Of 3)) >> DTC P1441, P1444, P2440: Stuck Open in Secondary Air Injection Vacuum Switching Valve Bank 1; Stuck Open in Secondary Air Injection Vacuum Switching Valve Bank 2; Secondary Air Injection System Switching Valve Stuck Open Bank1 >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2006 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.

Thresholds for Case 1 

THRESHOLDS FOR CASE 1

Averaged AIR pressure at sequence 3 More than 1 kPa
Cumulative AIR pressure pulse at sequence 3 More than 15 kPa
Averaged AIR pressure at sequence 5 Less than 5 kPa
Cumulative AIR pressure pulse at sequence 5 More than 30 kPa

Thresholds for Case 2 

THRESHOLDS FOR CASE 2

Averaged AIR pressure at sequence 3 More than 1 kPa
Cumulative AIR pressure pulse at sequence 3 More than 15 kPa
Averaged AIR pressure at sequence 5 Less than 5 kPa
Cumulative AIR pressure pulse at sequence 5 More than 30 kPa

Thresholds for Case 3 

THRESHOLDS FOR CASE 3

Cumulative AIR pressure pulse 100 kPa or more

Thresholds for Case 4 

THRESHOLDS FOR CASE 4

Averaged AIR pressure at sequence 3 More than 1 kPa
Cumulative AIR pressure pulse at sequence 3 More than 15 kPa
Averaged AIR pressure at sequence 5 More than 5 kPa
Cumulative AIR pressure pulse at sequence 5 Less than 30 kPa

Thresholds for Case 5 

THRESHOLDS FOR CASE 5

Cumulative AIR pressure pulse 100 kPa or more