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P1507 Diagnostic Trouble Code Discussion for March 2006

Idle Control System Malfunction


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Trouble Ticket Help Requests for DTC P1507
Help Request Posted
1997 Subaru Legacy GT 2.5L Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: 4S3BD675XV
P1507: Idle Control System Malfunction. ... here with an intermittent problem. Every 2 to 4 days, this Subaru will turn on the MIL, start stalling, and running erratically, then clear up. I have never experienced this problem, but it has happened to my customer 10 times so far. Each time he will swi...
March 07, 2006
2001 Subaru Impreza Outback 2.2L MIL Lamp on VIN: JF1GF48581
P1507: Idle Control System Malfunction. Car came in with P1507, tested as per FSM. Found no vacuum leaks, throttle cable adjustment good. No restriction in IAC valve or bypass line. Freeze frame data shows: Open loop, Load 10.2% Temp 113 STFT 0% LTFT -13% MAP 8.3 RPM 1813 Speed 0 MPH. Replaced IAC v...
March 22, 2006
2002 Subaru Impreza TS 2.5L MIL Lamp on VIN: JF1GG655X2
P1507: Idle Control System Malfunction. wire harness and grounds in emissions harness check ok.code returns after customer drives car for several weeks. freeze frame data: 2425 rpm 187 cool temp 31 mph 5.9 engine load .8% ltft 5.32 map sensor 0% stft
March 31, 2006
1997 Subaru Legacy GT 2.5L Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: 4S3BD675XV
P1507: Idle Control System Malfunction. ... here with an intermittent problem. Every 2 to 4 days, this Subaru will turn on the MIL, start stalling, and running erratically, then clear up. I have never experienced this problem, but it has happened to my customer 10 times so far. Each time he will swi...
March 07, 2006
2001 Subaru Impreza Outback 2.2L MIL Lamp on VIN: JF1GF48581
P1507: Idle Control System Malfunction. Car came in with P1507, tested as per FSM. Found no vacuum leaks, throttle cable adjustment good. No restriction in IAC valve or bypass line. Freeze frame data shows: Open loop, Load 10.2% Temp 113 STFT 0% LTFT -13% MAP 8.3 RPM 1813 Speed 0 MPH. Replaced IAC v...
March 22, 2006
2002 Subaru Impreza TS 2.5L MIL Lamp on VIN: JF1GG655X2
P1507: Idle Control System Malfunction. wire harness and grounds in emissions harness check ok.code returns after customer drives car for several weeks. freeze frame data: 2425 rpm 187 cool temp 31 mph 5.9 engine load .8% ltft 5.32 map sensor 0% stft
March 31, 2006